FNUS55 KGJT 191846 FWFGJT Fire Weather Planning Forecast for Wrn Colorado and Ern Utah National Weather Service Grand Junction CO 1246 PM MDT Tue May 19 2026 .DISCUSSION... Showers and thunderstorms are possible during the afternoon today and tomorrow, mostly in the central and southern Colorado mountains, with showers persisting during the overnight hours. On Thursday showers and thunderstorms are possible, mostly north of I-70. A pattern shift this weekend will bring warmer and drier conditions. However, critical fire weather conditions are expected to remain localized through the period. ...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS OR THUNDERSTORMS... ...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL... COZ200-201100- Little Snake Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....26-36 F near 6000 feet 19-29 F near 8000 feet. Max humidity........63-78% near 6000 feet 55-70% 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 decreasing to 15 to 20 mph after midnight. Mixing Height.......7500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....North 5 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly sunny (10-20%). Chc of lightning....0 percent. Max temperature.....53-63 F near 6000 feet 42-52 F near 8000 feet. Min humidity........20-30%. 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....West 10 to 15 mph. Mixing Height.......1000 ft AGL until 0900. 9500 ft AGL after 1000. Transport Winds.....North 5 mph until 1200, then west. Smoke dispersal.....Poor until 0900. Fair after 1200. .WEDNESDAY NIGHT... Sky/weather.........Near 6000 feet, mostly clear (20-30%) until 2400, then mostly cloudy (60-70%). Near 8000 feet, partly cloudy (40-50%). Chc of lightning....0 percent. Min temperature.....33-43 F. Max humidity........57-67% near 6000 feet 50-60% near 8000 feet. 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....West 10 to 15 mph increasing to southwest 20 to 25 mph after midnight. Mixing Height.......8500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Southwest 5 mph. Smoke dispersal.....Poor. .THURSDAY... Sky/weather.........Mostly cloudy (60-70%). Near 6000 feet, scattered showers and thunderstorms after 1200. near 8000 feet, numerous showers and scattered thunderstorms after 1200. Chc of lightning....50 percent. Max temperature.....56-66 F near 6000 feet 45-55 F near 8000 feet. Min humidity........29-39% near 6000 feet 37-47% near 8000 feet. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................30 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......1500 ft AGL until 0900, then 6000 ft AGL. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15 to 20 mph. Smoke dispersal.....Poor until 0900, then fair until 1200, then excellent until 1500, then good. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms near 6000 feet and scattered showers and isolated thunderstorms near 8000 feet. Lows 30-40. Highs 58-68. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 33-43. Highs 66-76. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 38-48. Highs 72-82. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Lows 40-50. Highs 76-86. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 43-53. Highs 72-82. $$ COZ201-201100- Routt Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Chc of lightning....0 percent. Min temperature.....21-31 F. Max humidity........74-89%. 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. Mixing Height.......5000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....North 5 to 10 mph until 2400, then east. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Partly cloudy (30-40%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....48-58 F. Min humidity........24-34%. 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 25 mph decreasing to 15 to 20 mph in the afternoon. Mixing Height.......500 ft AGL until 0800. 8500 ft AGL after 1000. Transport Winds.....West 5 mph until 1200, then 10 to 15 mph. Smoke dispersal.....Poor until 0900. Good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....24-34 F. Max humidity........56-71%. 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....West 15 to 20 mph. Mixing Height.......6500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 to 10 mph until 2400, then south. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Mostly cloudy (60-70%). Scattered showers and thunderstorms after 1200. Chc of lightning....50 percent. Max temperature.....50-60 F. Min humidity........28-38%. 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.................40 percent. 15K Ft MSL Winds....Southwest 20 to 30 mph. Mixing Height.......1000 ft AGL until 0800, then 7000 ft AGL. Transport Winds.....South 5 to 10 mph until 1200, then southwest 15 to 20 mph. Smoke dispersal.....Poor until 0900, then good until 1200, then excellent until 1500, then good. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers and isolated thunderstorms. Lows 27-37. Highs 49-59. Winds less than 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 28-38. Highs 57-67. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 32-42. Highs 63-73. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 36-46. Highs 67-77. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 39-49. Highs 63-73. $$ COZ202-201100- White River Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....24-34 F. Max humidity........63-78%. 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 decreasing to 15 to 20 mph after midnight. Mixing Height.......7500 ft AGL until 2000. 1000 ft AGL after 2100. Transport Winds.....Northeast 5 mph. Smoke dispersal.....Poor. .WEDNESDAY... Sky/weather.........Mostly sunny (10-20%). Chc of lightning....0 percent. Max temperature.....53-63 F near 6000 feet 46-56 F near 8000 feet. Min humidity........15-25% near 6000 feet 21-31% near 8000 feet. 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....West 10 to 15 mph. Mixing Height.......2000 ft AGL until 1000, then 8500 ft AGL. Transport Winds.....North 5 mph until 1200, then west. Smoke dispersal.....Poor until 0900. Good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (40-50%). Chc of lightning....0 percent. Min temperature.....31-41 F. Max humidity........53-63% near 6000 feet 45-55% near 8000 feet. 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 15 to 20 mph. Mixing Height.......7500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 mph until 2400, then southeast. Smoke dispersal.....Poor. .THURSDAY... Sky/weather.........Mostly cloudy (60-70%). Scattered showers and thunderstorms after 1200. Chc of lightning....30 percent. Max temperature.....58-68 F near 6000 feet 49-59 F near 8000 feet. Min humidity........22-32%. 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....West 20 to 25 mph. Mixing Height.......500 ft AGL until 0800. 7000 ft AGL after 0900. Transport Winds.....South 5 to 10 mph until 1200, then west 20 to 25 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms near 6000 feet and scattered showers and isolated thunderstorms near 8000 feet. Lows 31-41. Highs 59-69. Winds less than 15 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms near 8000 feet. Lows 34-44. Highs 68-78. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms near 8000 feet. Lows 38-48. Highs 74-84. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 40-50. Highs 78-88. .TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows 43-53. Highs 73-83. $$ COZ203-201100- Lower Colorado River- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....32-42 F near 6000 feet 25-35 F near 8000 feet. Max humidity........56-71%. 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. Mixing Height.......7500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....North 5 mph. Smoke dispersal.....Fair until 2100, then poor. .WEDNESDAY... Sky/weather.........Mostly sunny (10-20%). Chc of lightning....0 percent. Max temperature.....58-68 F near 6000 feet 50-60 F near 8000 feet. Min humidity........14-24%. 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 decreasing to 15 to 20 mph in the afternoon. Mixing Height.......1000 ft AGL until 0900. 10000 ft AGL after 1000. Transport Winds.....North 5 mph until 1200, then west 10 to 15 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....34-44 F. Max humidity........44-54%. 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 25 mph. Mixing Height.......8500 ft AGL until 2000, then 500 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Mostly cloudy (60-70%) until 1200, then partly cloudy (40-50%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....63-73 F near 6000 feet 54-64 F near 8000 feet. Min humidity........15-25%. 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 25 mph increasing to 20 to 30 mph in the afternoon. Mixing Height.......2000 ft AGL until 1000. 12000 ft AGL after 1200. Transport Winds.....South 5 to 10 mph until 1200, then west 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 36-46. Highs 64-74. Winds less than 15 mph. .SATURDAY...Mostly clear. Isolated showers. Lows 39-49. Highs 69-79. Winds less than 15 mph. .SUNDAY...Mostly clear. Lows 42-52. Highs 75-85. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 45-55. Highs 78-88. .TUESDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 48-58. Highs 73-83. $$ COZ205-201100- Colorado River Headwaters- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Isolated showers. Chc of lightning....0 percent. Min temperature.....26-36 F. Max humidity........75-90%. 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 25 to 35 mph. Mixing Height.......6000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Smoke dispersal.....Fair until 2100, then poor. .WEDNESDAY... Sky/weather.........Partly cloudy (40-50%). Isolated showers and thunderstorms. Chc of lightning....20 percent. Max temperature.....53-63 F. Min humidity........22-32%. 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 25 to 35 mph decreasing to 20 to 25 mph in the afternoon. Mixing Height.......1500 ft AGL until 0900, then 9500 ft AGL. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15 to 20 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....28-38 F. Max humidity........59-74%. 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 25 mph. Mixing Height.......7000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Partly cloudy (50-60%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....56-66 F. Min humidity........21-31%. 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.................10 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph increasing to 25 to 35 mph in the afternoon. Mixing Height.......1000 ft AGL until 0800. 8500 ft AGL after 0900. Transport Winds.....Southwest 5 to 10 mph until 1200, then 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 29-39. Highs 54-64. Winds less than 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 31-41. Highs 60-70. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 33-43. Highs 67-77. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 36-46. Highs 70-80. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 38-48. Highs 66-76. $$ COZ290-201100- Paradox Valley Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....30-40 F near 6000 feet 29-39 F near 8000 feet. Max humidity........52-62% near 6000 feet 64-79% 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 25 to 35 mph. Mixing Height.......8500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....North 5 mph. Smoke dispersal.....Fair until 2100, then poor. .WEDNESDAY... Sky/weather.........Near 6000 feet, partly cloudy (30-40%) until 1200, then mostly sunny (20-30%). Near 8000 feet, partly cloudy (30-40%), isolated showers. Isolated thunderstorms after 1200. Chc of lightning....0 percent. Max temperature.....60-70 F near 6000 feet 52-62 F near 8000 feet. Min humidity........13-23%. 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 25 mph decreasing to 15 to 20 mph in the afternoon. Mixing Height.......2500 ft AGL until 1000, then 10500 ft AGL. Transport Winds.....West 5 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....31-41 F near 6000 feet 29-39 F near 8000 feet. Max humidity........42-52% near 6000 feet 50-60% near 8000 feet. 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 15 to 20 mph. Mixing Height.......8000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....65-75 F near 6000 feet 58-68 F near 8000 feet. Min humidity........12-17%. 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 25 mph. Mixing Height.......1500 ft AGL until 0900. 13000 ft AGL after 1200. Transport Winds.....South 5 to 10 mph until 1200, then west 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Lows 38-48. Highs 67-77. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 40-50. Highs 71-81. Winds less than 15 mph. .SUNDAY...Mostly clear. Lows 43-53. Highs 77-87. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms near 8000 feet. Lows 45-55. Highs 78-88. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 47-57. Highs 74-84. $$ COZ291-201100- Northern San Juan Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (40-50%) until 2400, then mostly cloudy (70-80%). Isolated showers after 2400. Chc of lightning....0 percent. Min temperature.....30-40 F. Max humidity........67-82%. 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. Mixing Height.......7500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Good until 2100, then poor. .WEDNESDAY... Sky/weather.........Partly cloudy (40-50%). Scattered showers and isolated thunderstorms. Chc of lightning....20 percent. Max temperature.....51-61 F. Min humidity........21-31%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 20 mph in the afternoon. CWR.................20 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph. Mixing Height.......1500 ft AGL until 0900, then 10000 ft AGL. Transport Winds.....Southwest 5 to 10 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....28-38 F. Max humidity........54-64%. 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 25 mph. Mixing Height.......8000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Mostly sunny (20-30%) until 1200, then partly cloudy (40-50%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....58-68 F. Min humidity........14-24%. 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 25 mph. Mixing Height.......500 ft AGL until 0800. 12000 ft AGL after 0900. Transport Winds.....Southwest 10 to 15 mph until 1200, then west 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 31-41. Highs 58-68. Winds less than 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 33-43. Highs 62-72. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 35-45. Highs 67-77. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Scattered showers and thunderstorms. Lows 38-48. Highs 69-79. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 40-50. Highs 63-73. $$ COZ292-201100- North Fork Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (30-40%). Near 8000 feet, isolated showers after 2400. Chc of lightning....0 percent. Min temperature.....29-39 F. Max humidity........59-74% near 6000 feet 67-82% near 8000 feet. 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. Mixing Height.......6500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....West 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Fair until 2100, then poor. .WEDNESDAY... Sky/weather.........Near 6000 feet, partly cloudy (30-40%) until 1200, then mostly sunny (20-30%), isolated showers. Isolated thunderstorms after 1200. near 8000 feet, partly cloudy (40-50%), scattered showers and isolated thunderstorms. Chc of lightning....10 percent. Max temperature.....60-70 F near 6000 feet 47-57 F near 8000 feet. Min humidity........15-25% near 6000 feet 23-33% near 8000 feet. 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 25 mph. Mixing Height.......2000 ft AGL until 1000, then 9500 ft AGL. Transport Winds.....West 5 mph until 1200, then 10 to 15 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....29-39 F. Max humidity........52-62%. 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 25 mph. Mixing Height.......7500 ft AGL until 2000, then 500 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Partly cloudy (30-40%). Near 8000 feet, isolated showers and thunderstorms after 1200. Chc of lightning....0 percent. Max temperature.....63-73 F near 6000 feet 54-64 F near 8000 feet. Min humidity........13-23%. 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 25 mph increasing to 20 to 30 mph in the afternoon. Mixing Height.......2500 ft AGL until 1000. 13000 ft AGL after 1200. Transport Winds.....South 5 to 10 mph until 1200, then west 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 36-46. Highs 66-76. Winds less than 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms near 8000 feet. Lows 39-49. Highs 71-81. Winds less than 15 mph. .SUNDAY...Clear. Isolated showers and thunderstorms near 8000 feet. Lows 41-51. Highs 77-87. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 44-54. Highs 80-90. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 47-57. Highs 75-85. $$ COZ293-201100- Gunnison Basin Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly cloudy (60-70%). Scattered showers and isolated thunderstorms after 2400. Chc of lightning....20 percent. Min temperature.....29-39 F. Max humidity........75-90%. 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 25 to 35 mph. Mixing Height.......6500 ft AGL until 2000, then 1500 ft AGL. Transport Winds.....West 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Fair until 2100, then poor. .WEDNESDAY... Sky/weather.........Partly cloudy (50-60%). Isolated thunderstorms until 1200. Scattered showers. Scattered thunderstorms after 1200. Chc of lightning....40 percent. Max temperature.....53-63 F. Min humidity........24-34%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 25 mph in the afternoon. CWR.................30 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph. Mixing Height.......1500 ft AGL until 0900. 9000 ft AGL after 1000. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15 to 20 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%). Chc of lightning....0 percent. Min temperature.....28-38 F. Max humidity........64-79%. 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 25 mph. Mixing Height.......7000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Smoke dispersal.....Fair until 2100, then poor. .THURSDAY... Sky/weather.........Partly cloudy (30-40%). Isolated showers and thunderstorms after 1200. Chc of lightning....10 percent. Max temperature.....58-68 F. Min humidity........17-27%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming west 10 to 15 mph with gusts to 35 mph in the afternoon. CWR.................10 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph increasing to 20 to 30 mph in the afternoon. Mixing Height.......500 ft AGL until 0800. 11500 ft AGL after 0900. Transport Winds.....South 5 to 10 mph until 1200, then west 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms. Lows 29-39. Highs 58-68. West winds 10 to 20 mph with gusts to 35 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 30-40. Highs 62-72. West winds 10 to 20 mph with gusts to 35 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 32-42. Highs 68-78. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 35-45. Highs 70-80. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 37-47. Highs 65-75. $$ COZ207-201100- Southwest Colorado Lower Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (50-60%). Chc of lightning....0 percent. Min temperature.....37-47 F. Max humidity........54-64%. 20-foot winds.......Downslope/downvalley winds 3 to 6 mph. Localized gusts up to 30 mph. CWR.................0 percent. 15K Ft MSL Winds....Southwest 30 to 40 mph decreasing to 20 to 30 mph after midnight. Mixing Height.......8000 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....Northwest 5 to 10 mph until 2400, then northeast. Smoke dispersal.....Good until 2100, then poor. .WEDNESDAY... Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....66-76 F. Min humidity........11-16%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 25 mph. CWR.................0 percent. 15K Ft MSL Winds....Southwest 15 to 20 mph. Mixing Height.......1000 ft AGL until 0900, then 11000 ft AGL. Transport Winds.....Northwest 5 mph until 1200, then west 10 to 15 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear (10-20%). Chc of lightning....0 percent. Min temperature.....36-46 F. Max humidity........44-54%. 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 25 mph. Mixing Height.......9500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Smoke dispersal.....Good until 2100, then poor. .THURSDAY... Sky/weather.........Mostly sunny (10-20%). Chc of lightning....0 percent. Max temperature.....69-79 F. Min humidity........8-13%. 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 15 to 20 mph. Mixing Height.......1500 ft AGL until 0900. 13000 ft AGL after 1000. Transport Winds.....South 5 to 10 mph until 1200, then west 15 to 20 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Mostly clear. Lows 37-47. Highs 71-81. West winds 10 to 20 mph with gusts to 30 mph. .SATURDAY...Mostly clear. Lows 39-49. Highs 75-85. Winds less than 15 mph. .SUNDAY...Clear. Lows 40-50. Highs 79-89. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 43-53. Highs 80-90. .TUESDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 45-55. Highs 74-84. $$ COZ294-201100- Southwest Colorado Upper West Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly cloudy (60-70%). Chc of lightning....0 percent. Min temperature.....30-40 F. Max humidity........57-72%. 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. Mixing Height.......7500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then northeast. Smoke dispersal.....Good until 2100, then poor. .WEDNESDAY... Sky/weather.........Partly cloudy (40-50%). Isolated showers. Chc of lightning....0 percent. Max temperature.....52-62 F. Min humidity........14-24%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 25 mph. CWR.................0 percent. 15K Ft MSL Winds....Southwest 15 to 20 mph decreasing to 10 to 15 mph in the afternoon. Mixing Height.......500 ft AGL until 0800. 10500 ft AGL after 0900. Transport Winds.....Southwest 5 to 10 mph. Smoke dispersal.....Poor until 0900. Very good after 1200. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear (10-20%). Chc of lightning....0 percent. Min temperature.....29-39 F. Max humidity........45-55%. 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 25 mph. Mixing Height.......8500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Smoke dispersal.....Good until 2100, then poor. .THURSDAY... Sky/weather.........Mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....55-65 F. Min humidity........11-21%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming southwest 10 to 15 mph with gusts to 35 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 15 to 20 mph. Mixing Height.......500 ft AGL until 0800, then 12500 ft AGL. 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... .FRIDAY...Mostly clear. Lows 32-42. Highs 59-69. Winds less than 15 mph. .SATURDAY...Partly cloudy. Lows 34-44. Highs 63-73. Winds less than 15 mph. .SUNDAY...Mostly clear. Lows 35-45. Highs 67-77. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 39-49. Highs 69-79. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 40-50. Highs 62-72. $$ COZ295-201100- Southwest Colorado Upper East Forecast Area- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly cloudy (60-70%). Isolated showers and thunderstorms. Chc of lightning....10 percent. Min temperature.....37-47 F. Max humidity........64-79%. 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 25 to 35 mph. Mixing Height.......7500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Southwest 5 to 10 mph until 2400, then southeast. Smoke dispersal.....Good until 2100, then poor. .WEDNESDAY... Sky/weather.........Mostly cloudy (60-70%) until 1200, then partly cloudy (40-50%). Isolated showers and thunderstorms. Chc of lightning....10 percent. Max temperature.....60-70 F. Min humidity........13-23%. 20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized gusts up to 20 mph increasing to 30 mph in the afternoon. CWR.................10 percent. 15K Ft MSL Winds....Southwest 25 to 35 mph decreasing to 20 to 25 mph in the afternoon. Mixing Height.......500 ft AGL until 0800. 11000 ft AGL after 1000. Transport Winds.....South 5 to 10 mph until 1200, then southwest 20 to 25 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%) until 2400, then clear (0-10%). Chc of lightning....0 percent. Min temperature.....31-41 F. Max humidity........47-57%. 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 25 mph. Mixing Height.......9000 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. .THURSDAY... Sky/weather.........Mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....62-72 F. Min humidity........12-17%. 20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming southwest 10 to 15 mph with gusts to 30 mph in the afternoon. CWR.................0 percent. 15K Ft MSL Winds....Southwest 20 to 25 mph. Mixing Height.......500 ft AGL until 0800. 13000 ft AGL after 0900. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15 to 20 mph. Smoke dispersal.....Poor until 0900. Excellent after 1200. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Mostly clear. Lows 31-41. Highs 62-72. Winds less than 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 33-43. Highs 65-75. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 34-44. Highs 68-78. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Scattered showers and thunderstorms. Lows 37-47. Highs 69-79. .TUESDAY...Partly cloudy. Scattered showers and thunderstorms. Lows 38-48. Highs 62-72. $$ UTZ485-201100- Eastern Ashley National Forest- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (30-40%) until 2400, then clear (0-10%). Chc of lightning....0 percent. Min temperature.....22-32 F near 7000 feet 13-23 F near 10000 feet. 24 hr trend......8 degrees warmer. Max humidity........55-65%. 24 hr trend......33% 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 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 mph. Clearing Index......Less than 500. .WEDNESDAY... Sky/weather.........Near 7000 feet, mostly sunny (10-20%) until 1200, then partly cloudy (30-40%), isolated showers and thunderstorms after 1200. Near 10000 feet, mostly sunny (20-30%) until 1200, then mostly cloudy (60-70%), isolated thunderstorms and snow showers after 1200. Chc of lightning....0 percent. Max temperature.....47-57 F near 7000 feet 38-48 F near 10000 feet. 24 hr trend......9 degrees warmer. Min humidity........27-37% near 7000 feet 35-45% near 10000 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.......1500 ft AGL until 0900, then 8000 ft AGL. Transport Winds.....West 5 mph. Clearing Index......Less than 500 until 1200, then 800. .WEDNESDAY NIGHT... Sky/weather.........Near 7000 feet, partly cloudy (40-50%) until 2400, then mostly cloudy (70-80%). Near 10000 feet, mostly cloudy (70-80%). Chc of lightning....0 percent. Min temperature.....31-41 F near 7000 feet 21-31 F near 10000 feet. 24 hr trend......10 degrees warmer. Max humidity........55-65% near 7000 feet 61-76% near 10000 feet. 24 hr trend......3% wetter. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......7000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 to 10 mph. Clearing Index......650 until 2000, then less than 500. .THURSDAY... Sky/weather.........Mostly cloudy (70-80%). Near 7000 feet, scattered showers until 1200, then showers and scattered thunderstorms. Near 10000 feet, scattered snow showers until 1200, then snow showers and scattered thunderstorms. Chc of lightning....50 percent. Max temperature.....48-58 F near 7000 feet 39-49 F near 10000 feet. 24 hr trend......3 degrees warmer. Min humidity........40-50%. 24 hr trend......12% wetter. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................60 percent. Mixing Height.......1500 ft AGL until 0900, then 8000 ft AGL. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 15 to 20 mph. Clearing Index......Less than 500 until 0900. 1050 after 1100. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Scattered showers and isolated thunderstorms near 7000 feet and scattered showers and thunderstorms near 10000 feet. Lows 30-40. Highs 53-63. Winds less than 15 mph. .SATURDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 33-43. Highs 62-72. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows 39-49. Highs 67-77. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms . Lows 42-52. Highs 71-81. .TUESDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 45-55. Highs 66-76. $$ UTZ486-201100- Eastern Uinta Basin- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....26-36 F near 5000 feet 20-30 F near 8000 feet. 24 hr trend......6 degrees warmer. Max humidity........52-62% near 5000 feet 56-71% near 8000 feet. 24 hr trend......21% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......7500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....North 5 to 10 mph. Clearing Index......500 until 2000, then less than 500. .WEDNESDAY... 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.....52-62 F near 5000 feet 40-50 F near 8000 feet. 24 hr trend......8 degrees warmer. Min humidity........20-30% near 5000 feet 27-37% near 8000 feet. 24 hr trend......8% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......1000 ft AGL until 0900. 8500 ft AGL after 1000. Transport Winds.....West 5 mph. Clearing Index......Less than 500 until 1100, then 850. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (30-40%) until 2400, then mostly cloudy (60-70%). Chc of lightning....0 percent. Min temperature.....34-44 F. 24 hr trend......8 degrees warmer. Max humidity........49-59%. 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.......7000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 mph. Clearing Index......750 until 1900. Less than 500 after 2000. .THURSDAY... Sky/weather.........Mostly cloudy (70-80%). Near 5000 feet, isolated showers until 1200, then scattered showers and thunderstorms. Near 8000 feet, numerous showers and scattered thunderstorms after 1200. Chc of lightning....40 percent. Max temperature.....57-67 F near 5000 feet 44-54 F near 8000 feet. 24 hr trend......3 degrees warmer. Min humidity........28-38% near 5000 feet 39-49% near 8000 feet. 24 hr trend......7% wetter. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................50 percent. Mixing Height.......2000 ft AGL until 1000, then 9000 ft AGL. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 20 to 25 mph. Clearing Index......Less than 500 until 1000. 1050 after 1100. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 34-44. Highs 58-68. Winds less than 15 mph. .SATURDAY...Mostly clear. Isolated showers and thunderstorms near 8000 feet. Lows 37-47. Highs 66-76. Winds less than 15 mph. .SUNDAY...Mostly clear. Isolated showers and thunderstorms . Lows 42-52. Highs 72-82. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms near 8000 feet. Lows 45-55. Highs 76-86. .TUESDAY...Mostly clear. Isolated showers and thunderstorms . Lows 48-58. Highs 71-81. $$ UTZ487-201100- Book Cliffs- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly clear (10-20%). Chc of lightning....0 percent. Min temperature.....30-40 F near 5000 feet 24-34 F near 8000 feet. 24 hr trend......6 degrees warmer. Max humidity........57-72%. 24 hr trend......27% 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 mph. Clearing Index......600 until 2000. Less than 500 after 2100. .WEDNESDAY... Sky/weather.........Near 5000 feet, mostly sunny (10-20%). Near 8000 feet, mostly sunny (10-20%) until 1200, then partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....56-66 F near 5000 feet 49-59 F near 8000 feet. 24 hr trend......7 degrees warmer. Min humidity........14-24%. 24 hr trend......15% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......1000 ft AGL until 0900. 8500 ft AGL after 1000. Transport Winds.....Northwest 5 mph. Clearing Index......700. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear (20-30%) until 2400, then mostly cloudy (70-80%). Chc of lightning....0 percent. Min temperature.....36-46 F. 24 hr trend......5 degrees warmer. Max humidity........45-55%. 24 hr trend......13% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......7500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northeast 5 mph until 2400, then south. Clearing Index......600 until 2000, then less than 500. .THURSDAY... Sky/weather.........Partly cloudy (50-60%). Scattered showers and isolated thunderstorms after 1200. Chc of lightning....20 percent. Max temperature.....61-71 F near 5000 feet 55-65 F near 8000 feet. 24 hr trend......6 degrees warmer. Min humidity........18-28%. 24 hr trend......5% wetter. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................10 percent. Mixing Height.......500 ft AGL until 0800. 11000 ft AGL after 0900. Transport Winds.....Southwest 5 to 10 mph until 1200, then west 20 to 25 mph. Clearing Index......Less than 500 until 0800. 1050 after 1000. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 34-44. Highs 61-71. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 37-47. Highs 69-79. Winds less than 15 mph. .SUNDAY...Mostly clear. Lows 42-52. Highs 75-85. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 45-55. Highs 78-88. .TUESDAY...Mostly clear. Isolated showers and thunderstorms . Lows 48-58. Highs 73-83. $$ UTZ490-201100- Colorado River Basin- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Mostly clear (10-20%). Chc of lightning....0 percent. Min temperature.....33-43 F. 24 hr trend......5 degrees warmer. Max humidity........49-59%. 24 hr trend......7% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......7500 ft AGL until 2100, then 500 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then northeast. Clearing Index......700 until 2000. Less than 500 after 2100. .WEDNESDAY... Sky/weather.........Mostly sunny (10-20%). Chc of lightning....0 percent. Max temperature.....65-75 F near 5000 feet 54-64 F near 7000 feet. 24 hr trend......7 degrees warmer. Min humidity........11-16%. 24 hr trend......10% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......1000 ft AGL until 0900, then 10000 ft AGL. Transport Winds.....North 5 mph until 1200, then west. Clearing Index......Less than 500 until 1200, then 950. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy (40-50%). Chc of lightning....0 percent. Min temperature.....38-48 F. 24 hr trend......2 degrees warmer. Max humidity........37-47%. 24 hr trend......12% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......8500 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....West 5 mph until 2400, then east. Clearing Index......700 until 2000, then less than 500. .THURSDAY... Sky/weather.........Partly cloudy (40-50%). Near 7000 feet, isolated showers and thunderstorms after 1200. Chc of lightning....0 percent. Max temperature.....71-81 F near 5000 feet 59-69 F near 7000 feet. 24 hr trend......6 degrees warmer. Min humidity........11-16%. 24 hr trend......1% wetter. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......2000 ft AGL until 1000. 12500 ft AGL after 1200. Transport Winds.....Southeast 5 to 10 mph until 1200, then west 15 to 20 mph. Clearing Index......Less than 500 until 1000. 1050 after 1100. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Partly cloudy. Isolated showers and thunderstorms. Lows 41-51. Highs 69-79. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 44-54. Highs 76-86. Winds less than 15 mph. .SUNDAY...Mostly clear. Lows 47-57. Highs 81-91. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms. Lows 50-60. Highs 83-93. .TUESDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 52-62. Highs 79-89. $$ UTZ491-201100- Southeast Utah- 1246 PM MDT Tue May 19 2026 .TONIGHT... Sky/weather.........Partly cloudy (40-50%). Chc of lightning....0 percent. Min temperature.....36-46 F near 5000 feet 29-39 F near 8000 feet. 24 hr trend......2 degrees warmer. Max humidity........42-52%. 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.......8500 ft AGL until 2000. 500 ft AGL after 2100. Transport Winds.....North 5 to 10 mph. Clearing Index......1050 until 1900. Less than 500 after 2100. .WEDNESDAY... Sky/weather.........Near 5000 feet, mostly sunny (20-30%). Near 8000 feet, mostly sunny (20-30%) until 1200, then partly cloudy (30-40%). Chc of lightning....0 percent. Max temperature.....69-79 F near 5000 feet 50-60 F near 8000 feet. 24 hr trend......4 degrees warmer. Min humidity........10-15% near 5000 feet 17-27% near 8000 feet. 24 hr trend......5% drier. 20-foot winds.......Downslope/downvalley 3 to 6 mph becoming upslope/upvalley 4 to 8 mph by 1100. CWR.................0 percent. Mixing Height.......1000 ft AGL until 0900. 11500 ft AGL after 1000. Transport Winds.....West 5 mph. Clearing Index......Less than 500 until 1000. 1050 after 1400. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear (20-30%). Chc of lightning....0 percent. Min temperature.....39-49 F near 5000 feet 32-42 F near 8000 feet. 24 hr trend......Unchanged. Max humidity........34-44%. 24 hr trend......8% drier. 20-foot winds.......Upslope/upvalley 4 to 8 mph becoming downslope/downvalley 3 to 6 mph by sunset. CWR.................0 percent. Mixing Height.......10000 ft AGL until 2000, then 1000 ft AGL. Transport Winds.....Northwest 5 to 10 mph until 2400, then east. Clearing Index......1000 until 2000, then less than 500. .THURSDAY... Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly sunny (20-30%). Chc of lightning....0 percent. Max temperature.....74-84 F near 5000 feet 55-65 F near 8000 feet. 24 hr trend......4 degrees warmer. Min humidity........8-13% near 5000 feet 13-23% near 8000 feet. 24 hr trend......2% 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 1000. 14000 ft AGL after 1200. Transport Winds.....South 5 mph until 1200, then west 15 to 20 mph. Clearing Index......Less than 500 until 1000. 1050 after 1100. .FORECAST FOR DAY 3 THROUGH 7... .FRIDAY...Mostly clear. Lows 42-52. Highs 74-84. Winds less than 15 mph. .SATURDAY...Mostly clear. Lows 43-53. Highs 78-88. Winds less than 15 mph. .SUNDAY...Clear. Lows 45-55. Highs 81-91. Winds less than 15 mph. .MEMORIAL DAY...Mostly clear. Isolated showers and thunderstorms . Lows 48-58. Highs 82-92. .TUESDAY...Partly cloudy. Isolated showers and thunderstorms . Lows 49-59. Highs 78-88. $$