FNUS55 KBOU 191029 FWFBOU Fire Weather Forecast for Northeast and North Central Colorado National Weather Service Denver/Boulder CO 429 AM MDT Tue May 19 2026 .DISCUSSION...Today and tonight... Scattered showers are expected in the mountains and plains again this afternoon and evening. Temperatures will remain below normal. LONG TERM DISCUSSION...Wednesday through Saturday... Unsettled weather and below normal temperatures will continue through Friday. Winds will be breezy from the south/southeast Wednesday and Thursday afternoons, but RHs will remain well above critical thresholds. Temperatures will start to warm for Saturday, but RHs will remain above 20%. ...Thunderstorms imply strong gusty erratic winds... ...All surface winds are 20-Foot...10-Minute averaged winds... ...CWR is Chance of Wetting Rain - 0.10 inch or more liquid... ...24 HR Trends are based on averages over the respective zone groups and may not match the actual forecast values shown in those groups... COZ238-192245- Larimer County Below 6000 Feet/Northwest Weld County- Including Fort Collins, Hereford, Loveland, Nunn, and West Pawnee Grasslands 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%). Slight chance of thunderstorms after 1500. Chance of thunder...10 percent. Max Temperature.....47-53. 24 hr trend......7-10 degrees warmer. Min Humidity........46-56%. 24 hr trend......25-35% drier. 20-foot winds.......South winds 4-8 mph. CWR.................0 percent. 15K FT MSL winds....West 25-35 mph. Mixing height.......5000-6000 ft AGL. Transport winds.....Light winds until 1500, then south around 10 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....34-38. 24 hr trend......7-10 degrees warmer. Max Humidity........100%. 24 hr trend......Little change. 20-foot winds.......South winds 4-8 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....South 10-15 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Slight chance of rain showers after 0900 until 1200, then chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....56-60. 24 hr trend......7-10 degrees warmer. Min Humidity........41-51%. 24 hr trend......7-10% drier. 20-foot winds.......Southeast winds 5-12 mph. Gusts up to 25 mph in the morning. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......4500-5500 ft AGL. Transport winds.....South 10-15 mph until 1300, then northwest until 1500, then southwest until 1600, then northwest until 1700, then southeast. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 4-8 mph. .THURSDAY...Mostly cloudy. Rain showers likely and chance of thunderstorms. Highs in the mid 60s. Southeast winds 4-9 mph. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the mid 60s. North winds 5-12 mph. .SATURDAY...Partly cloudy. Lows around 40. Highs in the lower 70s. Southwest winds 4-8 mph. $$ COZ239-192245- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including Arvada, Boulder, Golden, Lakewood, and Longmont 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Patchy fog until 0900. Slight chance of rain and snow showers until 0900, then chance of rain showers and slight chance of thunderstorms after 1200. Chance of thunder...20 percent. Max Temperature.....45-49. 24 hr trend......4-7 degrees warmer. Min Humidity........63-73%. 24 hr trend......10-15% drier. 20-foot winds.......Southeast winds 4-6 mph until 1200, then northeast 4-7 mph. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......2500-3500 ft AGL. Transport winds.....Light winds. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....36-40. 24 hr trend......4-7 degrees warmer. Max Humidity........96-99%. 24 hr trend......Little change. 20-foot winds.......Northwest winds 4-6 mph until 2400, then variable less than 8 mph. CWR.................20 percent decreasing to 10 percent after midnight. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1000-2000 ft AGL. Transport winds.....Light winds. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy(60-65%). Slight chance of rain showers until 0900, then chance of rain showers until 1200, then chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....56-60. 24 hr trend......7-10 degrees warmer. Min Humidity........53-61%. 24 hr trend......4-7% drier. 20-foot winds.......Northeast winds 4-8 mph. CWR.................10 percent increasing to 30 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......3000-4000 ft AGL. Transport winds.....Light winds until 1300, then northeast around 10 mph. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. West winds 4-6 mph. .THURSDAY...Rain showers likely and chance of thunderstorms. Highs in the mid 60s. Northeast winds 4-6 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms. Lows in the lower 40s. Highs in the mid 60s. Northeast winds 4-6 mph. .SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the lower 40s. Highs in the lower 70s. Southeast winds 4-6 mph. $$ COZ240-192245- North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Including Aurora, Brighton, City of Denver, Denver International Airport, Highlands Ranch, Littleton, and Parker 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Patchy fog until 0900. Slight chance of rain and snow showers until 0900. Slight chance of rain showers after 1200 until 1500, then chance of rain showers and slight chance of thunderstorms. Chance of thunder...20 percent. Max Temperature.....49-53. 24 hr trend......7-10 degrees warmer. Min Humidity........53-61%. 24 hr trend......20-25% drier. 20-foot winds.......East winds 4-9 mph. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....Light winds until 1000. Northeast around 10 mph after 1600. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....37-41. 24 hr trend......4-7 degrees warmer. Max Humidity........89-97%. 24 hr trend......2-4% drier. 20-foot winds.......North winds 4-8 mph until 2400, then southeast 4-7 mph. CWR.................20 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....North around 10 mph until 2000, then light until 0200, then south around 10 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Slight chance of rain showers until 0900, then chance of rain showers until 1200, then chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....58-62. 24 hr trend......7-10 degrees warmer. Min Humidity........53-57%. 24 hr trend......Little change. 20-foot winds.......Southeast winds 4-12 mph with gusts to around 25 mph. CWR.................10 percent increasing to 30 percent in the afternoon. 15K FT MSL winds....West 20-30 mph. Mixing height.......3000-4000 ft AGL. Transport winds.....South 10-15 mph until 1100, then west until 1400, then northwest until 1500, then northeast until 1700, then south. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows around 40. South winds 4-7 mph. .THURSDAY...Rain showers likely and chance of thunderstorms. Highs in the upper 60s. Northeast winds 4-7 mph. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the lower 40s. Highs in the mid 60s. Northeast winds 4-8 mph. .SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 70s. South winds 4-7 mph. $$ COZ241-192245- Elbert/Central and East Douglas Counties Above 6000 Feet- Including Castle Rock, Elbert, Fondis, Kiowa, and Larkspur 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Patchy fog until 0900. Slight chance of snow showers until 0900. Slight chance of rain showers after 1200 until 1500, then chance of rain showers and slight chance of thunderstorms. Chance of thunder...20 percent. Max Temperature.....48-54. 24 hr trend......4-7 degrees warmer. Min Humidity........50-60%. 24 hr trend......25-35% drier. 20-foot winds.......East winds 5-13 mph. Gusts up to 20 mph in the afternoon. CWR.................0 percent. 15K FT MSL winds....Southwest 40-50 mph. Mixing height.......4500-5500 ft AGL. Transport winds.....Northeast around 10 mph until 0700, then light until 1100, then southeast 10-15 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Cloudy. Rain showers likely until 2100, then rain showers until 0300, then rain showers likely. Chance of thunder...0 percent. Min Temperature.....33-37. 24 hr trend......4-7 degrees warmer. Max Humidity........96-99%. 24 hr trend......Little change. 20-foot winds.......East winds 5-12 mph until 2400, then southeast 7-14 mph. Gusts up to 25 mph. CWR.................30 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....East 10-15 mph until 0200, then south 15-20 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers until 1200, then rain showers likely and chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....54-60. 24 hr trend......7-10 degrees warmer. Min Humidity........57-67%. 24 hr trend......Little change. 20-foot winds.......South winds 12-22 mph with gusts to around 35 mph. CWR.................10 percent increasing to 40 percent in the afternoon. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......3000-4000 ft AGL. Transport winds.....South 15-20 mph until 1600, then east. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance of thunderstorms. Lows in the upper 30s. South winds 4-8 mph. .THURSDAY...Rain showers likely and chance of thunderstorms. Highs in the lower 60s. Southeast winds 4-8 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. Northeast winds 4-9 mph. .SATURDAY...Partly cloudy. Chance of thunderstorms. Lows around 40. Highs around 70. South winds 4-8 mph. $$ COZ242-192245- Northeast Weld County- Including Briggsdale, East Pawnee Grasslands, Grover, Pawnee Buttes, Raymer, and Stoneham 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(50-60%) until 0900, then partly cloudy(40-50%) until 1200, then mostly cloudy(55-60%). Chance of thunder...0 percent. Max Temperature.....53-57. 24 hr trend......10-15 degrees warmer. Min Humidity........33-39%. 24 hr trend......35-50% drier. 20-foot winds.......Northwest winds 4-7 mph until 1200, then southeast. CWR.................0 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......6000-7000 ft AGL. Transport winds.....North around 10 mph until 0900, then light. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Slight chance of rain showers until 2400, then chance of rain showers. Chance of thunder...0 percent. Min Temperature.....35-41. 24 hr trend......4-7 degrees warmer. Max Humidity........90-100%. 24 hr trend......2-4% wetter. 20-foot winds.......South winds 4-9 mph. Gusts up to 20 mph after midnight. CWR.................10 percent. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....South 10-15 mph until 0500, then around 20 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers and slight chance of thunderstorms after 1200 until 1500, then chance of thunderstorms. Chance of thunder...30 percent. Max Temperature.....58-62. 24 hr trend......4-7 degrees warmer. Min Humidity........43-49%. 24 hr trend......10-15% wetter. 20-foot winds.......South winds 10-20 mph with gusts to around 30 mph. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......4000-5000 ft AGL. Transport winds.....South 15-20 mph. Smoke dispersal.....Fair. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 6-13 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the upper 60s. Southeast winds 6-13 mph. .FRIDAY...Mostly cloudy. Rain showers likely and slight chance of thunderstorms. Lows in the upper 30s. Highs in the mid 60s. North winds 6-13 mph. .SATURDAY...Partly cloudy. Lows around 40. Highs in the mid 70s. Southwest winds 4-8 mph. $$ COZ243-192245- Central and South Weld County- Including Eaton, Fort Lupton, Greeley, and Roggen 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Patchy fog until 0900. Slight chance of rain showers after 1200. Chance of thunder...0 percent. Max Temperature.....51-55. 24 hr trend......7-10 degrees warmer. Min Humidity........44-54%. 24 hr trend......35-50% drier. 20-foot winds.......East winds 4-8 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......4500-5500 ft AGL. Transport winds.....Light winds. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....35-39. 24 hr trend......4-7 degrees warmer. Max Humidity........98-100%. 24 hr trend......2-4% wetter. 20-foot winds.......West winds 4-8 mph until 2400, then south 4-7 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1500-2500 ft AGL. Transport winds.....Light winds until 2100, then west around 10 mph until 2200, then light until 0200, then south 10-15 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Slight chance of rain showers until 1200, then chance of rain showers and slight chance of thunderstorms until 1500, then chance of thunderstorms. Chance of thunder...30 percent. Max Temperature.....59-63. 24 hr trend......7-10 degrees warmer. Min Humidity........45-53%. 24 hr trend......7-10% wetter. 20-foot winds.......Southeast winds 6-14 mph with gusts to around 30 mph. CWR.................0 percent increasing to 20 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......4000-5000 ft AGL. Transport winds.....South 10-15 mph until 1400, then east. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 4-9 mph. .THURSDAY...Mostly cloudy. Rain showers likely and chance of thunderstorms. Highs in the upper 60s. East winds 4-9 mph. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows around 40. Highs in the mid 60s. Northeast winds 4-9 mph. .SATURDAY...Partly cloudy. Lows around 40. Highs in the mid 70s. South winds 4-7 mph. $$ COZ244-192245- Morgan County- Including Brush, Fort Morgan, Goodrich, and Wiggins 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%) until 0900, then partly cloudy(40-50%) until 1200, then mostly cloudy(60-65%). Chance of thunder...0 percent. Max Temperature.....54-58. 24 hr trend......7-10 degrees warmer. Min Humidity........35-41%. 24 hr trend......35-50% drier. 20-foot winds.......Northwest winds 4-8 mph until 1200, then east 4-7 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......5500-6500 ft AGL. Transport winds.....Light winds until 0800, then north around 10 mph until 0900, then light. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Cloudy. Slight chance of rain showers until 2400, then chance of rain showers. Chance of thunder...0 percent. Min Temperature.....36-40. 24 hr trend......4-7 degrees warmer. Max Humidity........96-99%. 24 hr trend......Little change. 20-foot winds.......East winds 4-9 mph until 2400, then south 5-12 mph with gusts to around 20 mph. CWR.................10 percent. 15K FT MSL winds....West 30-40 mph. Mixing height.......1500-2500 ft AGL. Transport winds.....Light winds until 2000, then northeast around 10 mph until 2300, then south. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers until 1200, then chance of thunderstorms. Chance of thunder...30 percent. Max Temperature.....59-63. 24 hr trend......4-7 degrees warmer. Min Humidity........48-52%. 24 hr trend......10-15% wetter. 20-foot winds.......Southeast winds 13-23 mph with gusts to around 35 mph. CWR.................10 percent increasing to 20 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......4000-5000 ft AGL. Transport winds.....South 15-20 mph until 1000, then 20-25 mph until 1500, then southeast around 15 mph. Smoke dispersal.....Poor until 1000, then good. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 7-14 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the upper 60s. Southeast winds 6-13 mph. .FRIDAY...Mostly cloudy. Rain showers likely and slight chance of thunderstorms. Lows around 40. Highs in the mid 60s. North winds 6-13 mph. .SATURDAY...Partly cloudy. Slight chance of rain showers. Lows around 40. Highs in the mid 70s. South winds 4-8 mph. $$ COZ245-192245- Central and East Adams and Arapahoe Counties- Including Bennett, Byers, Deer Trail, and Leader 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%). Patchy fog until 0900. Chance of thunder...0 percent. Max Temperature.....52-56. 24 hr trend......10-15 degrees warmer. Min Humidity........40-50%. 24 hr trend......35-50% drier. 20-foot winds.......Northeast winds 5-13 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 35-45 mph. Mixing height.......4500-5500 ft AGL. Transport winds.....Northeast around 10 mph until 0700, then light until 1500, then southeast around 10 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....36-40. 24 hr trend......4-7 degrees warmer. Max Humidity........95-99%. 24 hr trend......2-4% drier. 20-foot winds.......Northeast winds 4-13 mph until 2400, then southeast 6-13 mph with gusts to around 20 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....East around 10 mph until 2400, then south. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers until 1200, then rain showers likely and chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....58-62. 24 hr trend......4-7 degrees warmer. Min Humidity........51-57%. 24 hr trend......10-15% wetter. 20-foot winds.......South winds 14-24 mph with gusts to around 35 mph. CWR.................10 percent increasing to 30 percent in the afternoon. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....South 15-20 mph until 1000, then 20-25 mph until 1500, then around 15 mph. Smoke dispersal.....Poor until 1000, then good until 1700, then poor. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and chance of thunderstorms. Lows in the upper 30s. Southeast winds 6-13 mph. .THURSDAY...Rain showers likely and chance of thunderstorms. Highs in the upper 60s. Southeast winds 5-12 mph. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows around 40. Highs in the mid 60s. North winds 6-13 mph. .SATURDAY...Partly cloudy. Lows in the lower 40s. Highs in the mid 70s. South winds 5-12 mph. $$ COZ248-192245- Logan County- Including Crook, Merino, Sterling, and Peetz 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Partly cloudy(35-45%) until 0900, then mostly sunny until 1200, then partly cloudy(30-40%) until 1500, then mostly cloudy(55-60%). Chance of thunder...0 percent. Max Temperature.....56-60. 24 hr trend......10-15 degrees warmer. Min Humidity........27-33%. 24 hr trend......35-50% drier. 20-foot winds.......North winds 4-9 mph. CWR.................0 percent. 15K FT MSL winds....West 35-45 mph. Mixing height.......7000-8000 ft AGL. Transport winds.....Northwest around 10 mph until 1300, then light. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Slight chance of rain showers after 2400. Chance of thunder...0 percent. Min Temperature.....37-41. 24 hr trend......4-7 degrees warmer. Max Humidity........81-91%. 24 hr trend......4-7% drier. 20-foot winds.......Southeast winds 4-12 mph. Gusts up to 20 mph after midnight. CWR.................0 percent increasing to 10 percent after midnight. 15K FT MSL winds....West 25-35 mph. Mixing height.......6500-7500 ft AGL until 2000, then 1500-2500 ft AGL. Transport winds.....Light winds until 2000. South around 15 mph after 0400. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers. Slight chance of thunderstorms after 1200. Chance of thunder...20 percent. Max Temperature.....57-61. 24 hr trend......Little change. Min Humidity........46-50%. 24 hr trend......15-20% wetter. 20-foot winds.......Breezy. South winds 14-24 mph with gusts to around 40 mph. CWR.................10 percent. 15K FT MSL winds....West 25-35 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....South 15-20 mph until 1000, then 20-25 mph. Smoke dispersal.....Poor until 1100, then good. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 8-15 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the mid 60s. Southeast winds 8-15 mph. .FRIDAY...Mostly cloudy. Rain showers likely and chance of thunderstorms. Lows in the lower 40s. Highs in the mid 60s. North winds 6-13 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows in the lower 40s. Highs in the mid 70s. South winds 4-9 mph. $$ COZ249-192245- Washington County- Including Akron, Cope, Last Chance, and Otis 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(55-60%) until 0900, then partly cloudy(40-50%) until 1200, then mostly cloudy(55-60%). Chance of thunder...0 percent. Max Temperature.....55-59. 24 hr trend......10-15 degrees warmer. Min Humidity........33-39%. 24 hr trend......More than 50% drier. 20-foot winds.......Northwest winds 6-13 mph until 1200, then northeast 4-9 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 40-50 mph. Mixing height.......6000-7000 ft AGL. Transport winds.....North around 10 mph until 1200, then light until 1700, then southeast around 10 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Slight chance of rain showers until 2400, then chance of rain showers. Chance of thunder...0 percent. Min Temperature.....37-41. 24 hr trend......4-7 degrees warmer. Max Humidity........87-97%. 24 hr trend......2-4% drier. 20-foot winds.......East winds 5-12 mph until 2400, then southeast 6-13 mph with gusts to around 25 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......1500-2500 ft AGL. Transport winds.....Southeast 10-15 mph until 0200, then south. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers until 1500, then rain showers likely and slight chance of thunderstorms. Chance of thunder...20 percent. Max Temperature.....57-61. 24 hr trend......Little change. Min Humidity........47-51%. 24 hr trend......10-15% wetter. 20-foot winds.......Breezy. Southeast winds 15-25 mph with gusts to around 40 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....South 15-20 mph until 0900, then 20-25 mph. Smoke dispersal.....Fair until 1100, then good. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers likely and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 9-16 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the mid 60s. Southeast winds 8-15 mph. .FRIDAY...Mostly cloudy. Rain showers likely and chance of thunderstorms. Lows in the lower 40s. Highs in the mid 60s. North winds 7-14 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows in the lower 40s. Highs in the mid 70s. South winds 6-13 mph. $$ COZ250-192245- Sedgwick County- Including Julesburg, Ovid, and Sedgwick 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Partly cloudy(35-45%) until 0900, then mostly sunny until 1500, then partly cloudy(40-50%). Chance of thunder...0 percent. Max Temperature.....57-61. 24 hr trend......10-15 degrees warmer. Min Humidity........26-30%. 24 hr trend......35-50% drier. 20-foot winds.......North winds 5-13 mph. Gusts up to 20 mph in the morning. CWR.................0 percent. 15K FT MSL winds....West 35-45 mph. Mixing height.......7000-8000 ft AGL. Transport winds.....Northwest 10-15 mph until 1600, then light. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Slight chance of rain showers after 2400. Chance of thunder...0 percent. Min Temperature.....37-41. 24 hr trend......4-7 degrees warmer. Max Humidity........77-85%. 24 hr trend......20-25% drier. 20-foot winds.......East winds 4-7 mph until 2400, then south 6-12 mph with gusts to around 20 mph. CWR.................0 percent increasing to 10 percent after midnight. 15K FT MSL winds....West 30-40 mph. Mixing height.......7000-8000 ft AGL until 2000, then Below 1000 FT AGL until 2100, then 1000 ft AGL until 2200, then Below 1000 FT AGL until 2400, then 1000-1500 ft AGL until 0500, then Below 1000 FT AGL. Transport winds.....Light winds until 2000, then south 10-15 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers. Chance of thunder...0 percent. Max Temperature.....55-59. 24 hr trend......Little change. Min Humidity........45-49%. 24 hr trend......20-25% wetter. 20-foot winds.......South winds 14-24 mph with gusts to around 35 mph. CWR.................10 percent. 15K FT MSL winds....West 30-40 mph. Mixing height.......3000-4000 ft AGL. Transport winds.....South 15-20 mph until 1200, then 20-25 mph. Smoke dispersal.....Poor until 1200, then good. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers. Lows in the upper 30s. Southeast winds 9-16 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the lower 60s. Southeast winds 10-17 mph. .FRIDAY...Mostly cloudy. Rain showers and chance of thunderstorms. Lows in the lower 40s. Highs in the mid 60s. Northwest winds 7-14 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows in the lower 40s. Highs in the mid 70s. South winds 6-13 mph. $$ COZ251-192245- Phillips County- Including Amherst, Haxtun, and Holyoke 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Partly cloudy(40-50%) until 0900, then mostly sunny until 1200, then partly cloudy until 1500, then mostly cloudy(50-60%). Chance of thunder...0 percent. Max Temperature.....57-61. 24 hr trend......10-15 degrees warmer. Min Humidity........27-31%. 24 hr trend......35-50% drier. 20-foot winds.......North winds 5-13 mph. Gusts up to 20 mph in the morning. CWR.................0 percent. 15K FT MSL winds....Southwest 40-50 mph. Mixing height.......6500-7500 ft AGL. Transport winds.....Northwest 10-15 mph until 1500, then light. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Slight chance of rain showers after 2400. Chance of thunder...0 percent. Min Temperature.....Around 39. 24 hr trend......4-7 degrees warmer. Max Humidity........81-85%. 24 hr trend......10-15% drier. 20-foot winds.......East winds 5-7 mph until 2400, then south 6-12 mph with gusts to around 20 mph. CWR.................0 percent increasing to 10 percent after midnight. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......6500-7500 ft AGL until 2000, then 1000 ft AGL until 2200, then Below 1000 FT AGL until 2400, then 1000-2000 ft AGL until 0400, then Below 1000 FT AGL until 0500, then 1000 ft AGL. Transport winds.....Light winds until 2000, then southeast 10-15 mph until 0500, then south. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers. Chance of thunder...0 percent. Max Temperature.....Around 58. 24 hr trend......Little change. Min Humidity........45-49%. 24 hr trend......15-20% wetter. 20-foot winds.......Breezy. Southeast winds 14-24 mph with gusts to around 40 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....South 15-20 mph until 1200, then 20-25 mph. Smoke dispersal.....Poor until 1200, then good. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Southeast winds 8-15 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the lower 60s. Southeast winds 9-16 mph. .FRIDAY...Mostly cloudy. Rain showers and chance of thunderstorms. Lows around 40. Highs in the mid 60s. Northwest winds 7-14 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows around 40. Highs in the mid 70s. South winds 6-13 mph. $$ COZ246-192245- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Including Agate, Hugo, Limon, and Matheson 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Chance of thunder...0 percent. Max Temperature.....53-57. 24 hr trend......7-10 degrees warmer. Min Humidity........36-46%. 24 hr trend......More than 50% drier. 20-foot winds.......North winds 4-9 mph until 1200, then east 5-12 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 40-50 mph. Mixing height.......5000-6000 ft AGL. Transport winds.....North around 10 mph until 1000, then light until 1400, then southeast around 10 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....33-37. 24 hr trend......4-7 degrees warmer. Max Humidity........96-99%. 24 hr trend......Little change. 20-foot winds.......Southeast winds 7-14 mph. Gusts up to 25 mph after midnight. CWR.................20 percent decreasing to 10 percent after midnight. 15K FT MSL winds....Southwest 35-45 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....Southeast 10-15 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers until 1200, then rain showers likely and slight chance of thunderstorms. Chance of thunder...20 percent. Max Temperature.....56-60. 24 hr trend......2-4 degrees warmer. Min Humidity........49-57%. 24 hr trend......15-20% wetter. 20-foot winds.......Breezy. South winds 16-26 mph with gusts to around 40 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......3000-4000 ft AGL. Transport winds.....South 20-25 mph until 1700, then southeast around 15 mph. Smoke dispersal.....Fair until 1200, then good. .WEDNESDAY NIGHT...Mostly cloudy. Rain showers and chance of thunderstorms. Lows in the upper 30s. Southeast winds 6-13 mph. .THURSDAY...Rain showers likely and chance of thunderstorms. Highs in the mid 60s. Southeast winds 5-12 mph. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. North winds 6-13 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 70s. South winds 4-9 mph. $$ COZ247-192245- Southeast Elbert County Below 6000 Feet/South Lincoln County- Including Forder, Karval, Kutch, and Punkin Center 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Chance of thunder...0 percent. Max Temperature.....56-60. 24 hr trend......4-7 degrees warmer. Min Humidity........33-37%. 24 hr trend......35-50% drier. 20-foot winds.......North winds 6-13 mph until 1200, then southeast. Gusts up to 20 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 45-55 mph. Mixing height.......5500-6500 ft AGL. Transport winds.....North 10-15 mph until 1000, then light until 1300, then southeast 10-15 mph. Smoke dispersal.....Fair. .TONIGHT... Sky/weather.........Mostly cloudy. Chance of rain showers. Chance of thunder...0 percent. Min Temperature.....34-40. 24 hr trend......4-7 degrees warmer. Max Humidity........89-99%. 24 hr trend......Little change. 20-foot winds.......East winds 8-15 mph with gusts to around 25 mph. CWR.................20 percent decreasing to 10 percent after midnight. 15K FT MSL winds....Southwest 40-50 mph. Mixing height.......2000-3000 ft AGL. Transport winds.....East around 15 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Slight chance of rain showers until 1200, then chance of rain showers until 1500, then rain showers likely and slight chance of thunderstorms. Chance of thunder...20 percent. Max Temperature.....57-61. 24 hr trend......Little change. Min Humidity........45-53%. 24 hr trend......10-15% wetter. 20-foot winds.......Breezy. Southeast winds 15-25 mph with gusts to around 35 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 40-50 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....Southeast 15-20 mph until 1100, then 20-25 mph. Smoke dispersal.....Fair until 1500, then good. .WEDNESDAY NIGHT...Cloudy. Chance of thunderstorms. Lows in the upper 30s. East winds 7-14 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the mid 60s. Southeast winds 6-13 mph. .FRIDAY...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows around 40. Highs in the mid 60s. Northeast winds 8-15 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows around 40. Highs in the lower 70s. South winds 4-9 mph. $$ COZ215-192245- Larimer and Boulder Counties Between 6000 and 9000 Feet- Including Estes Park, Glendevey, Laramie River Valley, Nederland, and Red Feather Lakes 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Patchy fog until 0900. Slight chance of snow showers until 1200, then chance of snow showers and slight chance of thunderstorms. Chance of rain showers after 1500. Chance of thunder...20 percent. Max Temperature.....35-45. 24 hr trend......4-7 degrees warmer. Min Humidity........71-81%. 24 hr trend......Little change. 20-foot winds....... Valleys/lwr slopes...Southeast winds 4-8 mph. Ridges/upr slopes....Southeast winds 4-8 mph. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......2500-3500 ft AGL. Transport winds.....Light winds until 1100, then southeast around 10 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy(60-65%). Chance of rain and snow showers. Chance of thunder...0 percent. Min Temperature.....25-35. 24 hr trend......4-7 degrees warmer. Max Humidity........94-98%. 24 hr trend......Little change. 20-foot winds....... Valleys/lwr slopes...South winds 4-6 mph. Ridges/upr slopes....South winds 4-6 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1500-2500 ft AGL. Transport winds.....Southeast around 10 mph until 1900, then light until 2400, then south around 10 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy(50-60%) until 0900, then partly cloudy(40-50%) until 1200, then mostly cloudy(50-60%). Chance of rain showers until 1200. Chance of snow showers. Chance of thunderstorms after 1200. Chance of thunder...40 percent. Max Temperature.....46-56. 24 hr trend......7-10 degrees warmer. Min Humidity........54-64%. 24 hr trend......15-20% drier. 20-foot winds....... Valleys/lwr slopes...Southeast winds 4-7 mph. Ridges/upr slopes....South winds 4-6 mph until 1200, then east 4-7 mph. CWR.................10 percent increasing to 20 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......4500-5500 ft AGL. Transport winds.....Southwest around 10 mph until 0800, then west. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the lower 30s. Southwest winds 4-6 mph. .THURSDAY...Rain showers likely and chance of thunderstorms. Highs in the mid 50s. Southwest winds 4-6 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms and snow showers. Lows in the mid 30s. Highs in the upper 50s. West winds 4-6 mph. .SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the mid 30s. Highs in the mid 60s. West winds 4-7 mph. $$ COZ216-192245- Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- Including Bailey, Central City, Evergreen, Georgetown, Idaho Springs, Northern Rampart Range, Tarryall, and Westcreek 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Patchy fog until 0900. Chance of snow showers until 0900, then slight chance of snow showers until 1200, then chance of rain showers, snow showers and slight chance of thunderstorms. Chance of thunder...20 percent. Max Temperature.....37-47. 24 hr trend......7-10 degrees warmer. Min Humidity........70-80%. 24 hr trend......7-10% drier. 20-foot winds....... Valleys/lwr slopes...East winds 4-12 mph. Gusts up to 20 mph in the afternoon. Ridges/upr slopes....East winds 4-12 mph. Gusts up to 20 mph in the afternoon. CWR.................10 percent increasing to 20 percent in the afternoon. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......2500-3500 ft AGL. Transport winds.....Light winds until 1000, then southeast around 10 mph. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy. Rain showers and snow showers likely until 2400, then rain and snow showers until 0300, then rain and snow showers likely. Chance of thunder...0 percent. Min Temperature.....28-38. 24 hr trend......4-7 degrees warmer. Max Humidity........89-99%. 24 hr trend......Little change. 20-foot winds....... Valleys/lwr slopes...Northeast winds 4-6 mph until 2400, then south 4-8 mph. Ridges/upr slopes....East winds 4-7 mph with gusts to around 20 mph until 2400, then south 4-6 mph. CWR.................40 percent decreasing to 20 percent after midnight. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1000-1500 ft AGL. Transport winds.....East around 10 mph until 1900, then light until 0400, then south around 10 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain showers and slight chance of snow showers until 1200, then rain showers and chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....48-58. 24 hr trend......4-7 degrees warmer. Min Humidity........59-69%. 24 hr trend......10-15% drier. 20-foot winds....... Valleys/lwr slopes...South winds 4-7 mph until 1200, then east 4-8 mph. Gusts up to 20 mph. Ridges/upr slopes....South winds 4-7 mph until 1200, then east 4-8 mph. Gusts up to 25 mph. CWR.................10 percent increasing to 50 percent in the afternoon. 15K FT MSL winds....West 20-30 mph. Mixing height.......3000-4000 ft AGL. Transport winds.....Southwest around 10 mph until 1300, then west until 1400, then northeast. Smoke dispersal.....Poor. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the mid 30s. Southwest winds 4-6 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the upper 50s. Northwest winds 4-6 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms. Lows in the upper 30s. Highs in the upper 50s. Northeast winds 4-6 mph. .SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the upper 30s. Highs in the mid 60s. West winds 4-8 mph. $$ COZ211-192245- Jackson County Below 9000 Feet- Including Gould, North Park, Rand, Spicer, and Walden 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%). Chance of rain showers, snow showers and slight chance of thunderstorms after 1500. Chance of thunder...20 percent. Max Temperature.....42-46. 24 hr trend......10-15 degrees warmer. Min Humidity........55-61%. 24 hr trend......25-35% drier. 20-foot winds.......North winds 4-9 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......3500-4500 ft AGL. Transport winds.....Light winds until 1200, then northwest around 10 mph until 1700, then north. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy(60-65%) until 0300, then partly cloudy(40-50%). Slight chance of rain and snow showers until 2100. Chance of thunder...0 percent. Min Temperature.....23-27. 24 hr trend......2-4 degrees warmer. Max Humidity........91-100%. 24 hr trend......Little change. 20-foot winds.......North winds 4-7 mph until 2400, then south 4-6 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1500-2500 ft AGL until 2300, then Below 1000 FT AGL. Transport winds.....North around 10 mph until 2100, then light. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Partly cloudy(35-45%). Slight chance of rain showers after 0900 until 1200. Slight chance of snow showers after 0900 until 1500. Slight chance of thunderstorms after 1200 until 1500. Chance of thunder...20 percent. Max Temperature.....49-53. 24 hr trend......4-7 degrees warmer. Min Humidity........33-39%. 24 hr trend......20-25% drier. 20-foot winds.......West winds 5-13 mph. Gusts up to 25 mph in the afternoon. CWR.................0 percent. 15K FT MSL winds....West 20-30 mph. Mixing height.......Below 1000 FT AGL until 0700, then 6500-7500 ft AGL. Transport winds.....Light winds until 1000, then west 10-15 mph until 1200, then around 20 mph. Smoke dispersal.....Poor until 1100, then good. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. South winds 4-7 mph. .THURSDAY...Mostly cloudy. Rain showers likely and chance of thunderstorms. Highs in the mid 50s. Southwest winds 5-12 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms and snow showers. Lows in the upper 20s. Highs in the mid 50s. Southwest winds 4-8 mph. .SATURDAY...Partly cloudy. Lows in the upper 20s. Highs in the lower 60s. South winds 4-9 mph. $$ COZ213-192245- Grand and Summit Counties Below 9000 Feet- Including Dillon, Fraser, Granby, Grand Lake, Green Mountain Reservoir, Hot Sulphur Springs, Kremmling, Middle Park, and Williams Fork Reservoir 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%). Chance of rain showers, snow showers and slight chance of thunderstorms after 1200. Chance of thunder...20 percent. Max Temperature.....45-55. 24 hr trend......4-7 degrees warmer. Min Humidity........39-49%. 24 hr trend......20-25% drier. 20-foot winds.......Northwest winds 4-9 mph. Gusts up to 20 mph in the afternoon. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......6500-7500 ft AGL. Transport winds.....Light winds until 1000, then southwest 10-15 mph until 1200, then west 15-20 mph. Smoke dispersal.....Poor until 1100, then good until 1300, then very good until 1700, then good. .TONIGHT... Sky/weather.........Mostly cloudy until 0300, then partly cloudy(40-50%). Chance of rain showers until 2400. Chance of snow showers. Slight chance of rain showers after 2400. Chance of thunder...0 percent. Min Temperature.....26-32. 24 hr trend......Little change. Max Humidity........86-96%. 24 hr trend......Little change. 20-foot winds.......North winds 4-7 mph until 2400, then east 4-6 mph. CWR.................10 percent decreasing to 0 percent after midnight. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1500-2500 ft AGL until 0500, then Below 1000 FT AGL. Transport winds.....Northwest 10-15 mph until 2100, then light. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Partly cloudy(35-45%) until 1200, then mostly cloudy(50-60%) until 1500, then partly cloudy(40-50%). Chance of rain and snow showers after 0900 until 1200, then chance of thunderstorms until 1500, then slight chance of thunderstorms. Chance of thunder...30 percent. Max Temperature.....50-58. 24 hr trend......4-7 degrees warmer. Min Humidity........31-41%. 24 hr trend......4-7% drier. 20-foot winds.......West winds 4-12 mph. Gusts up to 20 mph in the afternoon. CWR.................10 percent. 15K FT MSL winds....West 25-35 mph. Mixing height.......Below 1000 FT AGL until 0700, then 6500-7500 ft AGL. Transport winds.....Light winds until 0900. West around 20 mph after 1100. Smoke dispersal.....Poor until 1100, then very good until 1600, then good. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 20s. East winds 4-6 mph. .THURSDAY...Mostly cloudy. Chance of thunderstorms. Highs in the upper 50s. West winds 4-8 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms and slight chance of snow showers. Lows around 30. Highs in the upper 50s. West winds 4-6 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows in the lower 30s. Highs in the lower 60s. Southwest winds 4-6 mph. $$ COZ214-192245- Central and Southeast Park County- Including Eleven Mile Canyon Reservoir, Fairplay, Guffey, Hartsel, Lake George, and South Park 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Slight chance of snow showers after 1200 until 1500. Slight chance of thunderstorms after 1200. Chance of rain and snow showers after 1500. Chance of thunder...20 percent. Max Temperature.....42-52. 24 hr trend......Little change. Min Humidity........46-56%. 24 hr trend......10-15% wetter. 20-foot winds....... Valleys/lwr slopes...Southeast winds 7-15 mph with gusts to around 25 mph. Ridges/upr slopes....Southeast winds 7-15 mph with gusts to around 30 mph. CWR.................0 percent increasing to 10 percent in the afternoon. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......4000-5000 ft AGL. Transport winds.....South 10-15 mph until 1400, then around 20 mph. Smoke dispersal.....Poor until 1300, then fair. .TONIGHT... Sky/weather.........Mostly cloudy. Snow showers and rain showers likely until 2400, then snow showers and slight chance of rain showers. Chance of thunder...0 percent. Min Temperature.....29-35. 24 hr trend......4-7 degrees warmer. Max Humidity........87-97%. 24 hr trend......Little change. 20-foot winds....... Valleys/lwr slopes...Southeast winds 5-13 mph with gusts to around 25 mph. Ridges/upr slopes....Southeast winds 6-14 mph with gusts to around 30 mph. CWR.................20 percent increasing to 40 percent after midnight. 15K FT MSL winds....Southwest 30-40 mph. Mixing height.......1500-2500 ft AGL. Transport winds.....South 10-15 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy. Chance of rain and snow showers until 1200, then rain showers likely and chance of thunderstorms. Chance of thunder...40 percent. Max Temperature.....46-54. 24 hr trend......4-7 degrees warmer. Min Humidity........51-61%. 24 hr trend......10-15% wetter. 20-foot winds....... Valleys/lwr slopes...South winds 5-13 mph with gusts to around 25 mph. Ridges/upr slopes....South winds 5-13 mph with gusts to around 25 mph. CWR.................10 percent increasing to 40 percent in the afternoon. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......5500-6500 ft AGL. Transport winds.....South 10-15 mph until 1100, then southwest around 20 mph. Smoke dispersal.....Poor until 1100, then good. .WEDNESDAY NIGHT...Mostly cloudy. Chance of rain showers and slight chance of thunderstorms. Lows in the lower 30s. South winds 4-6 mph. .THURSDAY...Partly cloudy. Chance of rain showers and slight chance of thunderstorms. Highs in the upper 50s. Southwest winds 5-12 mph. .FRIDAY...Partly cloudy. Chance of thunderstorms. Lows in the lower 30s. Highs in the upper 50s. West winds 4-8 mph. .SATURDAY...Partly cloudy. Slight chance of thunderstorms. Lows in the mid 30s. Highs in the lower 60s. Southwest winds 4-8 mph. $$ COZ218-192245- South and East Jackson/Larimer/North and Northeast Grand/ Northwest Boulder Counties Above 9000 Feet- Including Cameron Pass, Laramie and Medicine Bow Mountains, Rabbit Ears Range, Rocky Mountain National Park, and Willow Creek Pass 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy. Chance of snow showers and slight chance of thunderstorms after 1200. Chance of thunder...20 percent. Max Temperature.....31-41. 24 hr trend......2-4 degrees warmer. Min Humidity........63-73%. 24 hr trend......10-15% drier. 20-foot winds....... Valleys/lwr slopes...Southwest winds 4-6 mph until 1200, then north 4-8 mph. Ridges/upr slopes....Southwest winds 4-9 mph. CWR.................0 percent increasing to 20 percent in the afternoon. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......Below 1000 FT AGL until 0800, then 4500-5500 ft AGL. Transport winds.....Light winds until 1000, then southwest 10-15 mph until 1700, then northeast. Smoke dispersal.....Poor. .TONIGHT... Sky/weather.........Mostly cloudy(60-65%). Chance of snow showers until 2100, then slight chance of snow showers. Chance of thunder...0 percent. Min Temperature.....19-29. 24 hr trend......4-7 degrees warmer. Max Humidity........88-98%. 24 hr trend......Little change. 20-foot winds....... Valleys/lwr slopes...East winds 4-6 mph until 2400, then south. Ridges/upr slopes....Southeast winds 4-9 mph. CWR.................10 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1500-2500 ft AGL until 2300, then Below 1000 FT AGL. Transport winds.....Northeast around 10 mph until 1900, then light until 0300, then south around 10 mph until 0500, then light. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Partly cloudy(40-50%) until 1200, then mostly cloudy(50-60%). Chance of snow showers. Chance of thunderstorms after 1200. Chance of thunder...40 percent. Max Temperature.....38-48. 24 hr trend......10-15 degrees warmer. Min Humidity........46-56%. 24 hr trend......25-35% drier. 20-foot winds....... Valleys/lwr slopes...West winds 4-9 mph. Gusts up to 20 mph in the afternoon. Ridges/upr slopes....West winds 4-12 mph with gusts to around 20 mph. CWR.................10 percent increasing to 20 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......Below 1000 FT AGL until 0700, then 6000-7000 ft AGL. Transport winds.....Light winds until 0700. West 15-20 mph after 1200. Smoke dispersal.....Poor until 1000, then good. .WEDNESDAY NIGHT...Partly cloudy. Slight chance of snow showers. Lows in the lower 20s. Southwest winds 4-7 mph. .THURSDAY...Snow showers, rain showers likely and chance of thunderstorms. Highs in the mid 40s. Southwest winds 4-8 mph. .FRIDAY...Mostly cloudy. Chance of snow showers and thunderstorms. Lows in the upper 20s. Highs in the upper 40s. West winds 4-8 mph. .SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the upper 20s. Highs in the mid 50s. West winds 5-12 mph. $$ COZ212-192245- South and Southeast Grand/West Central and Southwest Boulder/ Gilpin/Clear Creek/Summit/North and West Park Counties Above 9000 Feet- Including Berthoud Pass, Breckenridge, East Slopes Mosquito Range, East Slopes Southern Gore Range, Eisenhower Tunnel, Indian Peaks, Kenosha Mountains, Mount Blue Sky, Puma Hills, Tarryall Mountains, Williams Fork Mountains, and Winter Park 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%). Slight chance of snow showers until 1200, then chance of snow showers and slight chance of thunderstorms. Chance of rain showers after 1500. Chance of thunder...20 percent. Max Temperature.....33-43. 24 hr trend......Little change. Min Humidity........58-68%. 24 hr trend......25-35% wetter. 20-foot winds....... Valleys/lwr slopes...South winds 5-13 mph with gusts to around 25 mph. Ridges/upr slopes....South winds 6-14 mph with gusts to around 30 mph. CWR.................0 percent increasing to 30 percent in the afternoon. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......5000-6000 ft AGL. Transport winds.....South 10-15 mph. Smoke dispersal.....Poor until 1200, then fair. .TONIGHT... Sky/weather.........Mostly cloudy(60-65%). Rain showers likely until 2100. Snow showers likely until 2400, then chance of snow showers. Chance of thunder...0 percent. Min Temperature.....23-33. 24 hr trend......4-7 degrees warmer. Max Humidity........85-95%. 24 hr trend......Little change. 20-foot winds....... Valleys/lwr slopes...South winds 4-8 mph with gusts to around 20 mph. Ridges/upr slopes....South winds 6-14 mph with gusts to around 25 mph. CWR.................40 percent decreasing to 20 percent after midnight. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......1500-2500 ft AGL. Transport winds.....South around 10 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly cloudy(55-60%). Chance of rain showers until 1200. Chance of snow showers. Rain showers likely and chance of thunderstorms after 1200. Chance of thunder...40 percent. Max Temperature.....38-48. 24 hr trend......7-10 degrees warmer. Min Humidity........51-61%. 24 hr trend......35-50% drier. 20-foot winds....... Valleys/lwr slopes...Southwest winds 4-12 mph with gusts to around 20 mph. Ridges/upr slopes....West winds 6-14 mph with gusts to around 25 mph. CWR.................10 percent increasing to 30 percent in the afternoon. 15K FT MSL winds....West 25-35 mph. Mixing height.......6000-7000 ft AGL. Transport winds.....Southwest 10-15 mph until 1100, then west 15-20 mph. Smoke dispersal.....Poor until 1000, then good. .WEDNESDAY NIGHT...Partly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms. Lows in the mid 20s. Southwest winds 4-7 mph. .THURSDAY...Mostly cloudy. Chance of rain showers, snow showers and slight chance of thunderstorms. Highs in the upper 40s. West winds 5-12 mph. .FRIDAY...Mostly cloudy. Chance of thunderstorms and snow showers. Lows in the upper 20s. Highs in the upper 40s. West winds 4-9 mph. .SATURDAY...Partly cloudy. Chance of thunderstorms. Lows in the upper 20s. Highs in the mid 50s. West winds 6-13 mph. $$ COZ217-192245- West Jackson and West Grand Counties Above 9000 Feet- Including East Slopes Park and Northern Gore Ranges, Gore Pass, and Rabbit Ears Pass 429 AM MDT Tue May 19 2026 .TODAY... Sky/weather.........Mostly cloudy(60-65%) until 0900, then partly cloudy(50-60%) until 1200, then mostly cloudy. Chance of snow showers and slight chance of thunderstorms after 1500. Chance of thunder...20 percent. Max Temperature.....36-46. 24 hr trend......7-10 degrees warmer. Min Humidity........53-63%. 24 hr trend......25-35% drier. 20-foot winds....... Valleys/lwr slopes...East winds 4-6 mph until 1200, then northwest 4-9 mph with gusts to around 20 mph. Ridges/upr slopes....Southeast winds 4-8 mph until 1200, then west 6-13 mph with gusts to around 25 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......Below 1000 FT AGL until 0700, then 5500-6500 ft AGL. Transport winds.....Light winds until 1000, then southwest around 10 mph until 1300, then west. Smoke dispersal.....Poor until 1300, then fair. .TONIGHT... Sky/weather.........Mostly cloudy(55-60%) until 2400, then partly cloudy(35-45%). Chance of thunder...0 percent. Min Temperature.....21-29. 24 hr trend......4-7 degrees warmer. Max Humidity........84-94%. 24 hr trend......10-15% drier. 20-foot winds....... Valleys/lwr slopes...North winds 4-8 mph with gusts to around 20 mph until 2400, then southwest 4-6 mph. Ridges/upr slopes....Northwest winds 5-12 mph with gusts to around 20 mph until 2400, then southwest 4-9 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 25-35 mph. Mixing height.......2000-3000 ft AGL until 2300, then Below 1000 FT AGL. Transport winds.....North around 10 mph until 2200, then light. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly sunny until 0900, then partly cloudy(35-45%). Slight chance of snow showers after 0900 until 1200, then chance of thunderstorms and snow showers until 1500, then slight chance of thunderstorms. Chance of thunder...10 percent. Max Temperature.....41-51. 24 hr trend......4-7 degrees warmer. Min Humidity........35-45%. 24 hr trend......15-20% drier. 20-foot winds....... Valleys/lwr slopes...West winds 6-14 mph. Gusts up to 20 mph increasing to 30 mph in the afternoon. Ridges/upr slopes....West winds 7-15 mph with gusts to around 30 mph. CWR.................0 percent. 15K FT MSL winds....Southwest 20-30 mph. Mixing height.......Below 1000 FT AGL until 0700, then 6500-7500 ft AGL. Transport winds.....Light winds until 0900. West around 20 mph after 1300. Smoke dispersal.....Poor until 1100, then good. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 20s. Southwest winds 4-8 mph. .THURSDAY...Mostly cloudy. Snow showers likely and chance of thunderstorms. Highs around 50. Southwest winds 7-14 mph. .FRIDAY...Mostly cloudy. Chance of snow showers, rain showers and slight chance of thunderstorms. Lows in the upper 20s. Highs around 50. West winds 5-12 mph. .SATURDAY...Partly cloudy. Lows around 30. Highs in the upper 50s. Southwest winds 7-14 mph. $$ .Outlook 6 to 10 Days... Temperatures Above Normal and Precipitation Above Normal. $$