FNUS55 KGJT 180711 FWFGJT Fire Weather Planning Forecast for Wrn Colorado and Ern Utah National Weather Service Grand Junction CO 111 AM MDT Mon May 18 2026 .DISCUSSION...A strong Spring storm will continue to roll through the area today leaving cooler temperatures and widespread wetting precipitation. Cooler temperatures linger into Tuesday with showers remaining over the Colorado divide. Warmer conditions return by midweek with temperatures pushing back above normal by late week. ...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS OR THUNDERSTORMS... ...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL... COZ200-182315- Little Snake Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%). Near 6000 feet, patchy blowing snow until 1200, showers until 1200. Isolated thunderstorms. Scattered showers after 1200. Near 8000 feet, blowing snow until 1200, areas of blowing snow after 1200, showers and isolated thunderstorms. Chc of lightning....20 percent. Max temperature.....36-46 F near 6000 feet 31-41 F near 8000 feet. Min humidity........62-77% near 6000 feet 70-85% near 8000 feet. 20-foot winds.......North winds 20 to 25 mph with gusts to 45 mph. CWR.................90 percent. 15K Ft MSL Winds....South 20 to 30 mph becoming west 15 to 20 mph in the afternoon. Mixing Height.......3500 ft AGL. Transport Winds.....North 15 to 20 mph until 1200, then 20 to 30 mph. Smoke dispersal.....Poor until 0900. Good after 1200. .TONIGHT... Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly cloudy (30-40%). Near 8000 feet, patchy blowing snow until 2400. Chc of lightning....0 percent. Min temperature.....20-30 F near 6000 feet 16-26 F near 8000 feet. Max humidity........76-91% near 6000 feet 83-98% near 8000 feet. 20-foot winds.......North winds 10 to 15 mph with gusts to 30 mph in the evening becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. 15K Ft MSL Winds....West 10 to 15 mph. Mixing Height.......2000 ft AGL. Transport Winds.....North 15 to 20 mph until 2400, then 5 to 10 mph. Smoke dispersal.....Fair until 2100, then poor. .TUESDAY... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....44-54 F near 6000 feet 34-44 F near 8000 feet. Min humidity........40-50%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 20 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Mixing Height.......7000 ft AGL. Transport Winds.....North 5 to 10 mph. Smoke dispersal.....Poor until 0900. Fair after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Warmer. Mostly clear. Lows 23-33. Highs 56-66. Winds less than 15 mph. .THURSDAY...Partly cloudy. Isolated showers and thunderstorms near 6000 feet and scattered showers and thunderstorms near 8000 feet. Lows 31-41. Highs 60-70. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 32-42. Highs 63-73. Winds less than 15 mph. .SATURDAY...Partly cloudy. Lows 35-45. Highs 69-79. .SUNDAY...Partly cloudy. Lows 38-48. Highs 74-84. $$ COZ201-182315- Routt Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%). Showers and isolated thunderstorms until 1200, then numerous showers and scattered thunderstorms. Chc of lightning....50 percent. Max temperature.....40-50 F. Min humidity........63-78%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 30 mph. CWR.................90 percent. 15K Ft MSL Winds....South 25 to 35 mph becoming southwest 20 to 30 mph in the afternoon. Mixing Height.......5000 ft AGL. Transport Winds.....South 10 to 15 mph until 1200, then southwest. Smoke dispersal.....Poor until 0900, then fair. .TONIGHT... Sky/weather.........Mostly cloudy (60-70%). Scattered showers and isolated thunderstorms until 2400. Chc of lightning....20 percent. Min temperature.....20-30 F. Max humidity........80-95%. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................20 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph. Mixing Height.......2000 ft AGL. Transport Winds.....West 5 mph. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy (50-60%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....43-53 F. Min humidity........41-51%. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph increasing to 20 to 30 mph in the afternoon. Mixing Height.......3500 ft AGL until 1100, then 7000 ft AGL. Transport Winds.....Southwest 5 mph until 1200, then west 10 to 15 mph. Smoke dispersal.....Poor until 0900. Good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 22-32. Highs 48-58. Winds less than 15 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 25-35. Highs 52-62. West winds 10 to 20 mph with gusts to 30 mph. .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 28-38. Highs 54-64. West winds 10 to 20 mph with gusts to 30 mph. .SATURDAY...Partly cloudy. Isolated showers. Lows 31-41. Highs 60-70. .SUNDAY...Partly cloudy. Lows 34-44. Highs 65-75. $$ COZ202-182315- White River Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%). Near 6000 feet, numerous showers until 1200, scattered showers after 1200. Isolated thunderstorms. Near 8000 feet, patchy blowing snow, showers until 1200, numerous showers after 1200. Chc of lightning....20 percent. Max temperature.....38-48 F near 6000 feet 35-45 F near 8000 feet. Min humidity........58-73% near 6000 feet 67-82% near 8000 feet. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming north 10 to 15 mph in the afternoon. Localized gusts up to 35 mph. CWR.................80 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph becoming west 15 to 20 mph in the afternoon. Mixing Height.......4000 ft AGL. Transport Winds.....South 10 to 15 mph until 1200, then north. Smoke dispersal.....Poor until 0900. Fair after 1200. .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Near 6000 feet, isolated showers until 2400. Near 8000 feet, isolated snow showers until 2400. Chc of lightning....0 percent. Min temperature.....20-30 F. Max humidity........77-92%. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 30 mph in the evening. CWR.................10 percent. 15K Ft MSL Winds....West 10 to 15 mph. Mixing Height.......2000 ft AGL. Transport Winds.....Northeast 5 to 10 mph. Smoke dispersal.....Fair until 2100, then poor. .TUESDAY... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....45-55 F near 6000 feet 39-49 F near 8000 feet. Min humidity........36-46% near 6000 feet 42-52% near 8000 feet. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 20 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Mixing Height.......7000 ft AGL. Transport Winds.....North 5 mph. Smoke dispersal.....Poor until 0900. Fair after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows 25-35. Highs 57-67. Winds less than 15 mph. .THURSDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 31-41. Highs 62-72. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 33-43. Highs 65-75. Winds less than 15 mph. .SATURDAY...Partly cloudy. Lows 36-46. Highs 71-81. .SUNDAY...Mostly clear. Lows 39-49. Highs 76-86. $$ COZ203-182315- Lower Colorado River- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%) until 1200, then partly cloudy (50-60%). Numerous showers until 1200. Isolated thunderstorms. Scattered showers after 1200. Chc of lightning....20 percent. Max temperature.....46-56 F near 6000 feet 36-46 F near 8000 feet. Min humidity........49-59%. 20-foot winds.......Southwest winds 10 to 15 mph shifting to the northwest in the afternoon. Localized gusts up to 35 mph. CWR.................90 percent. 15K Ft MSL Winds....Southwest 25 to 35 mph decreasing to 20 to 25 mph in the afternoon. Mixing Height.......6000 ft AGL. Transport Winds.....Southwest 15 to 20 mph until 1200, then west. Smoke dispersal.....Poor until 0900. Good after 1200. .TONIGHT... Sky/weather.........Partly cloudy (30-40%). Isolated showers until 2400. Chc of lightning....0 percent. Min temperature.....27-37 F near 6000 feet 21-31 F near 8000 feet. Max humidity........65-80%. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 30 mph decreasing to 20 mph after midnight. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph. Mixing Height.......4500 ft AGL until 2100, then 1000 ft AGL. Transport Winds.....North 5 mph. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....55-65 F near 6000 feet 45-55 F near 8000 feet. Min humidity........24-34%. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......3500 ft AGL until 1100, then 9000 ft AGL. Transport Winds.....North 5 mph until 1200, then west 10 to 15 mph. Smoke dispersal.....Poor until 0900. Good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 32-42. Highs 61-71. Winds less than 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 35-45. Highs 65-75. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 37-47. Highs 68-78. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 41-51. Highs 73-83. .SUNDAY...Mostly clear. Lows 44-54. Highs 76-86. $$ COZ205-182315- Colorado River Headwaters- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%). Isolated thunderstorms until 1200. Numerous showers. Scattered thunderstorms after 1200. Chc of lightning....50 percent. Max temperature.....46-56 F. Min humidity........47-57%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming west 10 to 15 mph in the afternoon. Localized gusts up to 35 mph. CWR.................80 percent. 15K Ft MSL Winds....South 25 to 35 mph becoming southwest 20 to 30 mph in the afternoon. Mixing Height.......1000 ft AGL until 0800, then 5500 ft AGL. Transport Winds.....Southwest 15 to 20 mph. Smoke dispersal.....Poor until 0900, then good. .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Scattered showers and isolated thunderstorms until 2400. Chc of lightning....20 percent. Min temperature.....25-35 F. Max humidity........73-88%. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 30 mph in the evening. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......4000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 mph. Smoke dispersal.....Poor. .TUESDAY... Sky/weather.........Partly cloudy (40-50%). Isolated showers. Isolated thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....51-61 F. Min humidity........30-40%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 25 mph in the afternoon. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......2000 ft AGL until 0900, then 8000 ft AGL. Transport Winds.....Southwest 5 to 10 mph until 1200, then 15 to 20 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 26-36. Highs 53-63. Winds less than 15 mph. .THURSDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 27-37. Highs 56-66. West winds 10 to 20 mph with gusts to 30 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 29-39. Highs 59-69. West winds 10 to 20 mph with gusts to 30 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 32-42. Highs 64-74. .SUNDAY...Mostly clear. Lows 35-45. Highs 68-78. $$ COZ290-182315- Paradox Valley Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (60-70%) until 1200, then partly cloudy (40-50%). Near 6000 feet, numerous showers until 1200. Near 8000 feet, showers until 1200. Isolated thunderstorms. Isolated showers after 1200. Chc of lightning....20 percent. Max temperature.....48-58 F near 6000 feet 40-50 F near 8000 feet. Min humidity........35-45% near 6000 feet 43-53% near 8000 feet. 20-foot winds.......Southwest winds 15 to 20 mph with gusts to 45 mph in the morning becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................60 percent. 15K Ft MSL Winds....Southwest 35 to 45 mph becoming west 20 to 25 mph in the afternoon. Mixing Height.......8000 ft AGL. Transport Winds.....Southwest 15 to 20 mph. Smoke dispersal.....Fair until 0900, then very good. .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....26-36 F near 6000 feet 22-32 F near 8000 feet. Max humidity........61-76% near 6000 feet 74-89% near 8000 feet. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 20 mph in the evening. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph increasing to 25 to 35 mph after midnight. Mixing Height.......6000 ft AGL until 2100. 500 ft AGL after 2300. Transport Winds.....North 5 mph. Smoke dispersal.....Fair until 2100, then poor. .TUESDAY... Sky/weather.........Near 6000 feet, mostly sunny (20-30%). Near 8000 feet, mostly sunny (10-20%) until 1200, then partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....57-67 F near 6000 feet 52-62 F near 8000 feet. Min humidity........20-30%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 20 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......2000 ft AGL until 1000, then 9000 ft AGL. Transport Winds.....Northwest 5 mph until 1200, then southwest 10 to 15 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 34-44. Highs 64-74. Winds less than 15 mph. .THURSDAY...Mostly clear. Lows 36-46. Highs 68-78. Winds less than 15 mph. .FRIDAY...Mostly clear. Lows 38-48. Highs 70-80. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 42-52. Highs 74-84. .SUNDAY...Mostly clear. Lows 44-54. Highs 77-87. $$ COZ291-182315- Northern San Juan Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%) until 1200, then partly cloudy (40-50%). Numerous showers until 1200. Isolated thunderstorms. Isolated showers after 1200. Chc of lightning....20 percent. Max temperature.....41-51 F. Min humidity........36-46%. 20-foot winds.......Southwest winds 15 to 20 mph with gusts to 45 mph. CWR.................70 percent. 15K Ft MSL Winds....Southwest 40 to 50 mph decreasing to 20 to 30 mph in the afternoon. Mixing Height.......3500 ft AGL until 1000, then 7500 ft AGL. Transport Winds.....Southwest 20 to 25 mph. Smoke dispersal.....Fair until 0900, then very good. .TONIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....24-34 F. Max humidity........67-82%. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph increasing to 30 to 40 mph after midnight. Mixing Height.......6000 ft AGL until 2000. 1000 ft AGL after 2100. Transport Winds.....West 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Fair until 2100, then poor. .TUESDAY... Sky/weather.........Mostly sunny (20-30%) until 1200, then partly cloudy (40-50%). Isolated showers after 1200. Chc of lightning....0 percent. Max temperature.....52-62 F. Min humidity........21-31%. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......500 ft AGL until 0800. 9500 ft AGL after 0900. Transport Winds.....South 5 to 10 mph until 1200, then southwest 15 to 20 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 29-39. Highs 56-66. Winds less than 15 mph. .THURSDAY...Mostly clear. Isolated showers. Lows 29-39. Highs 60-70. West winds 10 to 20 mph with gusts to 25 mph. .FRIDAY...Mostly clear. Isolated showers and thunderstorms. Lows 31-41. Highs 61-71. Winds less than 15 mph. .SATURDAY...Partly cloudy. Lows 34-44. Highs 65-75. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 36-46. Highs 69-79. $$ COZ292-182315- North Fork Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%) until 1200, then partly cloudy (50-60%). Near 6000 feet, scattered showers and isolated thunderstorms. Near 8000 feet, numerous showers until 1200. Isolated thunderstorms. Scattered showers after 1200. Chc of lightning....20 percent. Max temperature.....49-59 F near 6000 feet 40-50 F near 8000 feet. Min humidity........35-45% near 6000 feet 42-52% near 8000 feet. 20-foot winds.......Southwest winds 10 to 15 mph with gusts to 40 mph. CWR.................60 percent. 15K Ft MSL Winds....Southwest 35 to 45 mph decreasing to 20 to 25 mph in the afternoon. Mixing Height.......1500 ft AGL until 0800, then 8000 ft AGL. Transport Winds.....Southwest 20 to 25 mph. Smoke dispersal.....Poor until 0900, then very good. .TONIGHT... Sky/weather.........Partly cloudy (30-40%). Isolated showers until 2400. Chc of lightning....0 percent. Min temperature.....28-38 F near 6000 feet 25-35 F near 8000 feet. Max humidity........68-83% near 6000 feet 75-90% near 8000 feet. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph increasing to 25 to 35 mph after midnight. Mixing Height.......6000 ft AGL until 2000. 500 ft AGL after 2200. Transport Winds.....West 10 to 15 mph until 2400, then 5 mph. Smoke dispersal.....Fair until 2100, then poor. .TUESDAY... Sky/weather.........Near 6000 feet, mostly sunny (20-30%). Near 8000 feet, mostly sunny (10-20%) until 1200, then partly cloudy (40-50%). Chc of lightning....0 percent. Max temperature.....57-67 F near 6000 feet 48-58 F near 8000 feet. Min humidity........22-32% near 6000 feet 28-38% near 8000 feet. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 25 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 25 to 35 mph. Mixing Height.......3000 ft AGL until 1100, then 8500 ft AGL. Transport Winds.....West 5 mph until 1200, then 10 to 15 mph. Smoke dispersal.....Poor until 0900. Good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Isolated showers and thunderstorms near 6000 feet and scattered showers and isolated thunderstorms near 8000 feet. Lows 33-43. Highs 63-73. Winds less than 15 mph. .THURSDAY...Mostly clear. Lows 34-44. Highs 68-78. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 37-47. Highs 70-80. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 40-50. Highs 75-85. .SUNDAY...Mostly clear. Isolated showers near 8000 feet. Lows 42-52. Highs 79-89. $$ COZ293-182315- Gunnison Basin Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (60-70%). Scattered showers and isolated thunderstorms. Chc of lightning....20 percent. Max temperature.....47-57 F. Min humidity........39-49%. 20-foot winds.......Southwest winds 15 to 20 mph. Localized gusts up to 45 mph decreasing to 35 mph in the afternoon. CWR.................80 percent. 15K Ft MSL Winds....Southwest 30 to 40 mph decreasing to 20 to 30 mph in the afternoon. Mixing Height.......1500 ft AGL until 0800, then 8000 ft AGL. Transport Winds.....Southwest 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .TONIGHT... Sky/weather.........Partly cloudy (30-40%). Scattered showers until 2400. Chc of lightning....0 percent. Min temperature.....25-35 F. Max humidity........73-88%. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph increasing to 25 to 35 mph after midnight. Mixing Height.......6000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 10 to 15 mph until 2400, then south 5 mph. Smoke dispersal.....Good until 2100, then poor. .TUESDAY... Sky/weather.........Mostly sunny (20-30%) until 1200, then partly cloudy (30-40%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....55-65 F. Min humidity........25-35%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming west 10 to 15 mph with gusts to 30 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......1500 ft AGL until 0900. 9000 ft AGL after 1000. Transport Winds.....South 5 to 10 mph until 1200, then southwest 15 to 20 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 28-38. Highs 55-65. Winds less than 15 mph. .THURSDAY...Mostly clear. Isolated showers and thunderstorms. Lows 27-37. Highs 59-69. West winds 10 to 20 mph with gusts to 35 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 28-38. Highs 61-71. West winds 10 to 20 mph with gusts to 35 mph. .SATURDAY...Mostly clear. Lows 31-41. Highs 65-75. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 33-43. Highs 69-79. $$ COZ207-182315- Southwest Colorado Lower Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Partly cloudy (40-50%). Scattered showers until 1200. Isolated thunderstorms. Isolated showers after 1200. Chc of lightning....20 percent. Max temperature.....55-65 F. Min humidity........21-31%. 20-foot winds.......Southwest winds 20 to 25 mph with gusts to 45 mph becoming west 10 to 15 mph with gusts to 35 mph in the afternoon. CWR.................60 percent. 15K Ft MSL Winds....Southwest 35 to 45 mph becoming west 20 to 30 mph in the afternoon. Mixing Height.......8500 ft AGL. Transport Winds.....West 15 to 20 mph. Smoke dispersal.....Good until 0900, then very good. .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....32-42 F. Max humidity........60-75%. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 30 mph decreasing to 20 mph after midnight. CWR.................0 percent. 15K Ft MSL Winds....Southwest 25 to 35 mph. Mixing Height.......8500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....Northwest 10 to 15 mph until 2400, then northeast. Smoke dispersal.....Good until 2100, then poor. .TUESDAY... Sky/weather.........Mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....63-73 F. Min humidity........13-23%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 25 mph. CWR.................0 percent. 15K Ft MSL Winds....Southwest 25 to 35 mph. Mixing Height.......1000 ft AGL until 0900, then 9500 ft AGL. Transport Winds.....West 5 mph until 1200, then southwest 10 to 15 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows 34-44. Highs 68-78. Winds less than 15 mph. .THURSDAY...Mostly clear. Lows 35-45. Highs 71-81. West winds 10 to 20 mph with gusts to 30 mph. .FRIDAY...Mostly clear. Lows 37-47. Highs 73-83. West winds 10 to 20 mph with gusts to 30 mph. .SATURDAY...Mostly clear. Lows 39-49. Highs 77-87. .SUNDAY...Mostly clear. Lows 41-51. Highs 80-90. $$ COZ294-182315- Southwest Colorado Upper West Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (60-70%) until 1200, then partly cloudy (30-40%). Patchy blowing snow until 1200. Numerous showers until 1200. Isolated thunderstorms. Isolated showers after 1200. Chc of lightning....20 percent. Max temperature.....41-51 F. Min humidity........33-43%. 20-foot winds.......Southwest winds 15 to 20 mph with gusts to 50 mph in the morning becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................70 percent. 15K Ft MSL Winds....Southwest 35 to 45 mph decreasing to 20 to 25 mph in the afternoon. Mixing Height.......7500 ft AGL. Transport Winds.....Southwest 20 to 30 mph until 1200, then west 15 to 20 mph. Smoke dispersal.....Very good. .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....23-33 F. Max humidity........62-77%. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. 15K Ft MSL Winds....Southwest 25 to 35 mph increasing to 30 to 40 mph after midnight. Mixing Height.......6500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....Northwest 5 to 10 mph until 2400, then northeast. Smoke dispersal.....Fair until 2100, then poor. .TUESDAY... Sky/weather.........Mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....50-60 F. Min humidity........18-28%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming southwest 10 to 15 mph in the afternoon. Localized gusts up to 30 mph. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......500 ft AGL until 0800, then 9000 ft AGL. Transport Winds.....South 5 to 10 mph until 1200, then southwest 15 to 20 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 29-39. Highs 56-66. Winds less than 15 mph. .THURSDAY...Mostly clear. Lows 29-39. Highs 59-69. West winds 10 to 20 mph with gusts to 30 mph. .FRIDAY...Mostly clear. Lows 32-42. Highs 61-71. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 35-45. Highs 65-75. .SUNDAY...Mostly clear. Lows 37-47. Highs 68-78. $$ COZ295-182315- Southwest Colorado Upper East Forecast Area- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%) until 1200, then partly cloudy (40-50%). Scattered showers until 1200. Isolated thunderstorms. Isolated showers after 1200. Chc of lightning....20 percent. Max temperature.....50-60 F. Min humidity........20-30%. 20-foot winds.......Southwest winds 15 to 20 mph with gusts to 45 mph. CWR.................60 percent. 15K Ft MSL Winds....Southwest 35 to 45 mph. Mixing Height.......8000 ft AGL. Transport Winds.....Southwest 20 to 30 mph. Smoke dispersal.....Fair until 0900. Excellent after 1200. .TONIGHT... Sky/weather.........Mostly clear (10-20%). Chc of lightning....0 percent. Min temperature.....28-38 F. Max humidity........51-61%. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. 15K Ft MSL Winds....Southwest 30 to 40 mph. Mixing Height.......7000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 to 10 mph until 2400, then northeast. Smoke dispersal.....Good until 2100, then poor. .TUESDAY... Sky/weather.........Mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....59-69 F. Min humidity........16-26%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming southwest 10 to 15 mph in the afternoon. Localized gusts up to 30 mph. CWR.................0 percent. 15K Ft MSL Winds....Southwest 30 to 40 mph decreasing to 20 to 30 mph in the afternoon. Mixing Height.......500 ft AGL until 0800. 11000 ft AGL after 0900. Transport Winds.....South 5 to 10 mph until 1200, then southwest 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 33-43. Highs 59-69. Southwest winds 10 to 20 mph with gusts to 30 mph. .THURSDAY...Mostly clear. Lows 31-41. Highs 62-72. Winds less than 15 mph. .FRIDAY...Mostly clear. Lows 31-41. Highs 63-73. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 33-43. Highs 66-76. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 35-45. Highs 69-79. $$ UTZ485-182315- Eastern Ashley National Forest- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%). Near 7000 feet, showers until 1200, areas of blowing snow until 1200, patchy blowing snow after 1200. Near 10000 feet, snow showers until 1200, blowing snow until 1200, areas of blowing snow after 1200. Isolated thunderstorms. Scattered snow showers after 1200. Chc of lightning....20 percent. Max temperature.....31-41 F near 7000 feet 22-32 F near 10000 feet. 24 hr trend......10 degrees cooler. Min humidity........62-77%. 24 hr trend......10% wetter. 20-foot winds.......North winds 20 to 25 mph decreasing to 10 to 15 mph in the afternoon. Localized gusts up to 55 mph. CWR.................100 percent. Mixing Height.......3500 ft AGL. Transport Winds.....North 20 to 25 mph. Clearing Index......550 until 0800, then 850. .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Near 10000 feet, isolated snow showers until 2400. Chc of lightning....0 percent. Min temperature.....17-27 F near 7000 feet 7-17 F near 10000 feet. 24 hr trend......9 degrees cooler. Max humidity........74-89%. 24 hr trend......19% drier. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 25 mph in the evening. CWR.................10 percent. Mixing Height.......2500 ft AGL until 2100, then 1000 ft AGL. Transport Winds.....North 5 mph. Clearing Index......650 until 1900, then less than 500. .TUESDAY... Sky/weather.........Near 7000 feet, partly cloudy (50-60%), isolated showers and thunderstorms after 1200. near 10000 feet, partly cloudy (40-50%) until 1200, then mostly cloudy (60-70%), scattered snow showers and isolated thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....37-47 F near 7000 feet 29-39 F near 10000 feet. 24 hr trend......8 degrees warmer. Min humidity........46-56% near 7000 feet 54-64% near 10000 feet. 24 hr trend......19% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................10 percent. Mixing Height.......6500 ft AGL. Transport Winds.....Northeast 5 mph. Clearing Index......600. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows 22-32. Highs 49-59. Winds less than 15 mph. .THURSDAY...Partly cloudy. Scattered showers and thunderstorms near 7000 feet and scattered thunderstorms and isolated showers near 10000 feet. Lows 31-41. Highs 54-64. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 32-42. Highs 58-68. Winds less than 15 mph. .SATURDAY...Mostly clear. Isolated showers near 10000 feet. Lows 36-46. Highs 64-74. .SUNDAY...Partly cloudy. Lows 39-49. Highs 68-78. $$ UTZ486-182315- Eastern Uinta Basin- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%). Near 5000 feet, patchy blowing snow until 1200, isolated showers after 1200. Showers until 1200. Near 8000 feet, blowing snow until 1200, patchy blowing snow after 1200, scattered snow showers after 1200. Isolated thunderstorms. Chc of lightning....20 percent. Max temperature.....37-47 F near 5000 feet 27-37 F near 8000 feet. 24 hr trend......12 degrees cooler. Min humidity........53-63% near 5000 feet 71-86% near 8000 feet. 24 hr trend......11% wetter. 20-foot winds.......North winds 20 to 25 mph with gusts to 50 mph. CWR.................90 percent. Mixing Height.......5000 ft AGL. Transport Winds.....Northeast 20 to 25 mph. Clearing Index......600 until 0800, then 1000. .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Near 5000 feet, isolated showers until 2400. Near 8000 feet, patchy blowing snow until 2400. Chc of lightning....0 percent. Min temperature.....22-32 F near 5000 feet 15-25 F near 8000 feet. 24 hr trend......8 degrees cooler. Max humidity........67-82% near 5000 feet 83-98% near 8000 feet. 24 hr trend......28% drier. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 25 mph in the evening. CWR.................10 percent. Mixing Height.......3500 ft AGL until 2100, then 1000 ft AGL. Transport Winds.....North 5 to 10 mph. Clearing Index......650 until 2000, then less than 500. .TUESDAY... Sky/weather.........Near 5000 feet, mostly sunny (20-30%), isolated showers and thunderstorms after 1200. Near 8000 feet, partly cloudy (30-40%), isolated thunderstorms after 1200. Chc of lightning....0 percent. Max temperature.....45-55 F near 5000 feet 34-44 F near 8000 feet. 24 hr trend......12 degrees warmer. Min humidity........36-46% near 5000 feet 48-58% near 8000 feet. 24 hr trend......14% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......7000 ft AGL. Transport Winds.....Northeast 5 mph. Clearing Index......650. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows 27-37. Highs 55-65. Winds less than 15 mph. .THURSDAY...Partly cloudy. Scattered thunderstorms and isolated showers near 6000 feet and scattered showers and thunderstorms near 8000 feet. Lows 35-45. Highs 60-70. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 36-46. Highs 63-73. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 39-49. Highs 69-79. .SUNDAY...Partly cloudy. Lows 43-53. Highs 73-83. $$ UTZ487-182315- Book Cliffs- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (60-70%). Showers until 1200. Isolated thunderstorms. Near 5000 feet, scattered showers after 1200. Near 8000 feet, patchy blowing snow, scattered snow showers after 1200. Chc of lightning....20 percent. Max temperature.....39-49 F near 5000 feet 32-42 F near 8000 feet. 24 hr trend......12 degrees cooler. Min humidity........55-65% near 5000 feet 64-79% near 8000 feet. 24 hr trend......11% wetter. 20-foot winds.......Northwest winds 10 to 15 mph shifting to the north in the afternoon. Localized gusts up to 40 mph. CWR.................70 percent. Mixing Height.......5000 ft AGL. Transport Winds.....West 10 to 15 mph until 1200, then north. Clearing Index......Less than 500 until 0900, then 850. .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Chc of lightning....0 percent. Min temperature.....26-36 F near 5000 feet 19-29 F near 8000 feet. 24 hr trend......9 degrees cooler. Max humidity........72-87% near 5000 feet 79-94% near 8000 feet. 24 hr trend......20% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......4500 ft AGL until 2100, then 1500 ft AGL. Transport Winds.....Northeast 5 to 10 mph. Clearing Index......Less than 500. .TUESDAY... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....48-58 F near 5000 feet 41-51 F near 8000 feet. 24 hr trend......8 degrees warmer. Min humidity........34-44%. 24 hr trend......23% drier. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 20 mph in the morning. CWR.................0 percent. Mixing Height.......3500 ft AGL until 1200, then 7500 ft AGL. Transport Winds.....North 5 mph. Clearing Index......650. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows 28-38. Highs 58-68. Winds less than 15 mph. .THURSDAY...Partly cloudy. Isolated showers and thunderstorms near 6000 feet and isolated showers near 8000 feet. Lows 34-44. Highs 64-74. Winds less than 15 mph. .FRIDAY...Partly cloudy. Isolated showers and thunderstorms near 8000 feet. Lows 36-46. Highs 67-77. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 40-50. Highs 72-82. .SUNDAY...Mostly clear. Lows 43-53. Highs 76-86. $$ UTZ490-182315- Colorado River Basin- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Mostly cloudy (70-80%) until 1200, then partly cloudy (50-60%). Near 5000 feet, scattered showers until 1200, isolated showers after 1200. Isolated thunderstorms. Near 7000 feet, numerous showers until 1200, scattered showers after 1200. Chc of lightning....20 percent. Max temperature.....50-60 F near 5000 feet 39-49 F near 7000 feet. 24 hr trend......14 degrees cooler. Min humidity........41-51% near 5000 feet 51-61% near 7000 feet. 24 hr trend......18% wetter. 20-foot winds.......Southwest winds 15 to 20 mph with gusts to 40 mph in the morning becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................60 percent. Mixing Height.......3000 ft AGL until 1000, then 7500 ft AGL. Transport Winds.....Southwest 15 to 20 mph until 1200, then northwest. Clearing Index......950. .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....30-40 F. 24 hr trend......7 degrees cooler. Max humidity........60-75%. 24 hr trend......19% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......5000 ft AGL until 2100, then 1000 ft AGL. Transport Winds.....Northeast 5 to 10 mph. Clearing Index......700 until 2000, then less than 500. .TUESDAY... Sky/weather.........Near 5000 feet, mostly sunny (10-20%). Near 7000 feet, mostly sunny (10-20%) until 1200, then partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....59-69 F near 5000 feet 47-57 F near 7000 feet. 24 hr trend......7 degrees warmer. Min humidity........21-31% near 5000 feet 27-37% near 7000 feet. 24 hr trend......21% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......1500 ft AGL until 0900, then 8500 ft AGL. Transport Winds.....North 5 to 10 mph until 1200, then west. Clearing Index......700 until 1500, then 1000. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Clear. Lows 36-46. Highs 65-75. Winds less than 15 mph. .THURSDAY...Mostly clear. Lows 40-50. Highs 71-81. Winds less than 15 mph. .FRIDAY...Mostly clear. Lows 42-52. Highs 74-84. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 46-56. Highs 79-89. .SUNDAY...Mostly clear. Lows 48-58. Highs 82-92. $$ UTZ491-182315- Southeast Utah- 111 AM MDT Mon May 18 2026 .TODAY... Sky/weather.........Near 5000 feet, partly cloudy (40-50%), scattered showers until 1200. Near 8000 feet, mostly cloudy (60-70%) until 1200, then partly cloudy (40-50%), showers until 1200. Isolated thunderstorms. Isolated showers after 1200. Chc of lightning....20 percent. Max temperature.....60-70 F near 5000 feet 39-49 F near 8000 feet. 24 hr trend......14 degrees cooler. Min humidity........20-30% near 5000 feet 46-56% near 8000 feet. 24 hr trend......9% wetter. 20-foot winds.......West winds 15 to 20 mph with gusts to 45 mph in the morning becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................40 percent. Mixing Height.......9500 ft AGL. Transport Winds.....West 20 to 25 mph until 1200, then 10 to 15 mph. Clearing Index......1050. .TONIGHT... Sky/weather.........Mostly clear (10-20%). Chc of lightning....0 percent. Min temperature.....36-46 F near 5000 feet 25-35 F near 8000 feet. 24 hr trend......6 degrees cooler. Max humidity........55-70% near 5000 feet 66-81% near 8000 feet. 24 hr trend......1% wetter. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......9500 ft AGL until 2000. 1000 ft AGL after 2100. Transport Winds.....North 5 to 10 mph. Clearing Index......1050 until 2000. Less than 500 after 2100. .TUESDAY... Sky/weather.........Near 5000 feet, mostly sunny (20-30%). Near 8000 feet, mostly sunny (10-20%) until 1200, then partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....65-75 F near 5000 feet 46-56 F near 8000 feet. 24 hr trend......5 degrees warmer. Min humidity........15-25% near 5000 feet 29-39% near 8000 feet. 24 hr trend......3% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......2500 ft AGL until 1000, then 9500 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 1200, then west. Clearing Index......Less than 500 until 1000. 1050 after 1300. .FORECAST FOR DAY 3 THROUGH 7... .WEDNESDAY...Mostly clear. Lows 37-47. Highs 69-79. Winds less than 15 mph. .THURSDAY...Mostly clear. Lows 39-49. Highs 74-84. Winds less than 15 mph. .FRIDAY...Mostly clear. Isolated showers near 8000 feet. Lows 42-52. Highs 76-86. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 44-54. Highs 80-90. .SUNDAY...Mostly clear. Lows 46-56. Highs 82-92. $$