Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Grand Junction, CO
Issued by NWS Grand Junction, CO
139
FNUS55 KGJT 271943
FWFGJT
Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
143 PM MDT Wed Aug 27 2025
.DISCUSSION...
Abundant moisture will keep relative humidities elevated and
critical fire weather conditions suppressed. Wetting rains are
expected again today, with additional concern for flash flooding.
Some storms will produce small hail and gusty outflow winds too.
Active weather continues Thursday and beyond, with available
moisture shrinking. Critical fire weather conditions are not
expected.
...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...
COZ200-281145-
Little Snake Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%). Near 6000 feet, scattered
thunderstorms until 2400. Scattered showers.
Isolated thunderstorms after 2400. Near 8000
feet, numerous showers and scattered
thunderstorms until 2400, then scattered
showers and isolated thunderstorms.
Chc of lightning....50 percent.
Min temperature.....50-60 F near 6000 feet
44-54 F near 8000 feet.
Max humidity........79-94%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................40 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......5500 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then south.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%). Near 6000 feet,
isolated thunderstorms until 1200. Scattered
showers. Scattered thunderstorms after 1200.
near 8000 feet, numerous showers and isolated
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....40 percent.
Max temperature.....69-79 F near 6000 feet
59-69 F near 8000 feet.
Min humidity........24-34% near 6000 feet
34-44% near 8000 feet.
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 15 to 20 mph.
Mixing Height.......2000 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (40-50%). Isolated thunderstorms
until 2400. Isolated showers.
Chc of lightning....20 percent.
Min temperature.....51-61 F.
Max humidity........63-78% near 6000 feet
56-71% 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....West 10 to 15 mph.
Mixing Height.......7000 ft AGL until 2000. 1500 ft AGL after 2100.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Partly cloudy (50-60%). Near 6000 feet,
isolated showers until 1200, then scattered
showers and thunderstorms. Near 8000 feet,
scattered showers. Scattered thunderstorms
after 1200.
Chc of lightning....30 percent.
Max temperature.....70-80 F near 6000 feet
57-67 F near 8000 feet.
Min humidity........24-34% near 6000 feet
32-42% near 8000 feet.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....West 10 to 15 mph shifting to the north 5 to 10
mph in the afternoon.
Mixing Height.......3500 ft AGL until 1100, then 7000 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and isolated thunderstorms near
8000 feet. Lows 46-56. Highs 74-84. Winds less than 15 mph.
.SUNDAY...Clear. Lows 45-55. Highs 77-87. Winds less than 15 mph.
.LABOR DAY...Clear. Lows 46-56. Highs 79-89. Winds less than
15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
48-58. Highs 79-89.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 48-58. Highs 77-87.
$$
COZ201-281145-
Routt Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (70-80%). Numerous showers and
scattered thunderstorms until 2400, then
scattered showers and isolated thunderstorms.
Chc of lightning....50 percent.
Min temperature.....43-53 F.
Max humidity........81-96%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................70 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......5000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly cloudy (70-80%). Isolated thunderstorms
until 1200. Numerous showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....60-70 F.
Min humidity........41-51%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................50 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......2500 ft AGL until 1000, then 6000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%). Isolated thunderstorms
until 2400. Scattered showers.
Chc of lightning....20 percent.
Min temperature.....46-56 F.
Max humidity........68-83%.
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....West 15 to 20 mph.
Mixing Height.......4500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....West 5 mph until 2400, then southwest.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....59-69 F.
Min humidity........40-50%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................40 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......6000 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor until 1200, then fair until 1500, then
poor.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 41-51. Highs 63-73. Winds less than 15 mph.
.SUNDAY...Clear. Isolated showers. Lows 41-51. Highs 67-77. Winds
less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 42-52. Highs 69-79. Winds less than 15 mph.
.TUESDAY...Mostly clear. Scattered showers and thunderstorms.
Lows 43-53. Highs 68-78.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 65-75.
$$
COZ202-281145-
White River Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Near 6000 feet, mostly cloudy (60-70%) until
2400, then partly cloudy (40-50%), scattered
thunderstorms until 2400. Scattered showers.
Isolated thunderstorms after 2400. Near 8000
feet, mostly cloudy (60-70%), numerous showers
and scattered thunderstorms until 2400, then
scattered showers and isolated thunderstorms.
Chc of lightning....50 percent.
Min temperature.....48-58 F.
Max humidity........79-94% near 6000 feet
67-82% near 8000 feet.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................40 percent.
15K Ft MSL Winds....Southwest 15 to 20 mph.
Mixing Height.......5500 ft AGL until 1900, then 1500 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Isolated thunderstorms until
1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....71-81 F near 6000 feet
60-70 F near 8000 feet.
Min humidity........23-33% near 6000 feet
36-46% 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....West 15 to 20 mph.
Mixing Height.......1500 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Near 6000 feet, partly cloudy (50-60%). Near
8000 feet, partly cloudy (50-60%) until 2400,
then mostly cloudy (60-70%). Isolated showers
and thunderstorms until 2400. Scattered showers
after 2400.
Chc of lightning....20 percent.
Min temperature.....51-61 F.
Max humidity........61-76%.
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....West 15 to 20 mph.
Mixing Height.......6500 ft AGL until 2000. 1000 ft AGL after 2100.
Transport Winds.....Northwest 5 mph until 2400, then east.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Near 8000 feet,
isolated thunderstorms until 1200. Scattered
showers. Scattered thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....69-79 F near 6000 feet
59-69 F near 8000 feet.
Min humidity........25-35% near 6000 feet
39-49% 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....Northwest 5 to 10 mph.
Mixing Height.......5500 ft AGL.
Transport Winds.....South 5 mph.
Smoke dispersal.....Poor.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and isolated thunderstorms near
8000 feet. Lows 46-56. Highs 74-84. Winds less than 15 mph.
.SUNDAY...Clear. Lows 45-55. Highs 77-87. Winds less than 15 mph.
.LABOR DAY...Clear. Isolated showers and thunderstorms. Lows
46-56. Highs 79-89. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet.
Lows 48-58. Highs 79-89.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms
near 6000 feet and scattered showers and thunderstorms near
8000 feet. Lows 48-58. Highs 77-87.
$$
COZ203-281145-
Lower Colorado River-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....50 percent.
Min temperature.....55-65 F near 6000 feet
47-57 F near 8000 feet.
Max humidity........65-80%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................40 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......5000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph until 2400, then east.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%) until 1200, then mostly
cloudy (60-70%). Isolated thunderstorms until
1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....72-82 F near 6000 feet
64-74 F near 8000 feet.
Min humidity........25-35%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Southwest 10 to 15 mph.
Mixing Height.......3500 ft AGL until 1100, then 8500 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms until 2400, then scattered
showers.
Chc of lightning....20 percent.
Min temperature.....56-66 F near 6000 feet
49-59 F near 8000 feet.
Max humidity........57-67%.
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 15 to 20 mph.
Mixing Height.......6500 ft AGL until 2000, then 2500 ft AGL.
Transport Winds.....Northwest 5 mph until 2400, then northeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....69-79 F near 6000 feet
61-71 F near 8000 feet.
Min humidity........30-40%.
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 15 to 20 mph increasing to 20 to 30
mph in the afternoon.
Mixing Height.......7000 ft AGL.
Transport Winds.....Northwest 5 mph.
Smoke dispersal.....Poor.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 52-62. Highs 76-86. Winds less than 15 mph.
.SUNDAY...Clear. Lows 52-62. Highs 79-89. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 53-63. Highs 80-90. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
54-64. Highs 79-89.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 53-63. Highs 78-88.
$$
COZ205-281145-
Colorado River Headwaters-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....50 percent.
Min temperature.....44-54 F.
Max humidity........77-92%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................50 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......4500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly cloudy (60-70%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....67-77 F.
Min humidity........31-41%.
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....West 10 to 15 mph.
Mixing Height.......3000 ft AGL until 1000, then 7000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%). Isolated thunderstorms
until 2400. Scattered showers.
Chc of lightning....20 percent.
Min temperature.....47-57 F.
Max humidity........65-80%.
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....West 15 to 20 mph.
Mixing Height.......5500 ft AGL until 2000, then 2500 ft AGL.
Transport Winds.....Northwest 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Isolated thunderstorms
until 1200. Numerous showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....63-73 F.
Min humidity........38-48%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................50 percent.
15K Ft MSL Winds....West 10 to 15 mph increasing to southwest 20 to
25 mph in the afternoon.
Mixing Height.......5500 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 66-76. Winds less than 15 mph.
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
41-51. Highs 69-79. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 42-52. Highs 70-80. Winds less than 15 mph.
.TUESDAY...Mostly clear. Scattered showers and thunderstorms.
Lows 43-53. Highs 69-79.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 67-77.
$$
COZ290-281145-
Paradox Valley Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Near 6000 feet,
scattered showers and thunderstorms until 2400,
then isolated showers and thunderstorms. Near
8000 feet, scattered showers and isolated
thunderstorms.
Chc of lightning....20 percent.
Min temperature.....53-63 F near 6000 feet
46-56 F near 8000 feet.
Max humidity........57-67% near 6000 feet
75-90% near 8000 feet.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................10 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......4500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....South 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....74-84 F near 6000 feet
62-72 F near 8000 feet.
Min humidity........21-31% near 6000 feet
28-38% near 8000 feet.
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 10 to 15 mph.
Mixing Height.......2000 ft AGL until 1000, then 9500 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Near 6000 feet, mostly cloudy (60-70%),
isolated thunderstorms until 2400. Isolated
showers. Near 8000 feet, partly cloudy (50-60%)
until 2400, then mostly cloudy (60-70%),
isolated showers and thunderstorms until 2400,
then scattered showers.
Chc of lightning....20 percent.
Min temperature.....56-66 F near 6000 feet
49-59 F near 8000 feet.
Max humidity........48-58% near 6000 feet
60-75% 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 10 to 15 mph.
Mixing Height.......6000 ft AGL until 2100, then 1500 ft AGL.
Transport Winds.....Northwest 5 to 10 mph until 2400, then
southeast.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Near 6000 feet,
scattered showers. Scattered thunderstorms
after 1200. Near 8000 feet, scattered showers
and isolated thunderstorms until 1200, then
numerous showers and scattered thunderstorms.
Chc of lightning....50 percent.
Max temperature.....70-80 F near 6000 feet
61-71 F near 8000 feet.
Min humidity........26-36% near 6000 feet
35-45% near 8000 feet.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Southwest 25 to 35 mph.
Mixing Height.......9000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet.
Lows 53-63. Highs 78-88. Winds less than 15 mph.
.SUNDAY...Mostly clear. Isolated showers near 6000 feet and
isolated showers and thunderstorms near 8000 feet. Lows 53-63.
Highs 80-90. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms
near 6000 feet and scattered showers and thunderstorms near
8000 feet. Lows 55-65. Highs 80-90. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet.
Lows 55-65. Highs 80-90.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 54-64. Highs 79-89.
$$
COZ291-281145-
Northern San Juan Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Scattered showers and
thunderstorms until 2400, then isolated
showers.
Chc of lightning....30 percent.
Min temperature.....43-53 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....West 10 to 15 mph.
Mixing Height.......5000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 1200, then scattered
showers and thunderstorms.
Chc of lightning....40 percent.
Max temperature.....63-73 F.
Min humidity........27-37%.
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 10 to 15 mph.
Mixing Height.......2000 ft AGL until 0900, then 8500 ft AGL.
Transport Winds.....Southwest 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms until 2400, then scattered
showers.
Chc of lightning....20 percent.
Min temperature.....47-57 F.
Max humidity........61-76%.
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 10 to 15 mph increasing to 20 to 25
mph after midnight.
Mixing Height.......6500 ft AGL until 2000, then 2500 ft AGL.
Transport Winds.....West 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (70-80%). Scattered showers and
isolated thunderstorms until 1200, then
numerous showers and scattered thunderstorms.
Chc of lightning....50 percent.
Max temperature.....60-70 F.
Min humidity........35-45%.
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.......7500 ft AGL.
Transport Winds.....South 5 to 10 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 68-78. Winds less than 15 mph.
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
42-52. Highs 69-79. Winds less than 15 mph.
.LABOR DAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 69-79. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 44-54. Highs 69-79.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 69-79.
$$
COZ292-281145-
North Fork Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (50-60%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....40 percent.
Min temperature.....50-60 F near 6000 feet
46-56 F near 8000 feet.
Max humidity........70-85%.
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....West 10 to 15 mph.
Mixing Height.......5500 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....Southwest 5 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....75-85 F near 6000 feet
65-75 F near 8000 feet.
Min humidity........26-36%.
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 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000, then 9000 ft AGL.
Transport Winds.....South 5 mph until 1200, then west.
Smoke dispersal.....Poor until 1200, then fair.
.THURSDAY NIGHT...
Sky/weather.........Near 6000 feet, partly cloudy (50-60%). Near
8000 feet, partly cloudy (50-60%) until 2400,
then mostly cloudy (60-70%). Isolated showers
and thunderstorms until 2400, then scattered
showers.
Chc of lightning....20 percent.
Min temperature.....53-63 F near 6000 feet
48-58 F near 8000 feet.
Max humidity........58-73%.
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 15 to 20 mph.
Mixing Height.......5500 ft AGL until 2100, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then southeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Near 6000 feet,
isolated thunderstorms until 1200. Scattered
showers. Scattered thunderstorms after 1200.
near 8000 feet, scattered showers and isolated
thunderstorms until 1200, then numerous showers
and scattered thunderstorms.
Chc of lightning....50 percent.
Max temperature.....70-80 F near 6000 feet
61-71 F near 8000 feet.
Min humidity........34-44%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Southwest 20 to 25 mph increasing to 25 to 35
mph in the afternoon.
Mixing Height.......7500 ft AGL.
Transport Winds.....Southeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 77-87. Winds less than 15 mph.
.SUNDAY...Clear. Isolated showers and thunderstorms near
8000 feet. Lows 50-60. Highs 79-89. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 51-61. Highs 80-90. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet.
Lows 52-62. Highs 80-90.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms
near 6000 feet and scattered showers and thunderstorms near
8000 feet. Lows 51-61. Highs 78-88.
$$
COZ293-281145-
Gunnison Basin Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....30 percent.
Min temperature.....44-54 F.
Max humidity........76-91%.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................40 percent.
15K Ft MSL Winds....West 15 to 20 mph.
Mixing Height.......5500 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (40-50%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....69-79 F.
Min humidity........27-37%.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................30 percent.
15K Ft MSL Winds....West 10 to 15 mph.
Mixing Height.......2500 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....West 5 mph.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%). Isolated showers and
thunderstorms until 2400, then scattered
showers.
Chc of lightning....20 percent.
Min temperature.....46-56 F.
Max humidity........63-78%.
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....West 15 to 20 mph.
Mixing Height.......6500 ft AGL until 2000, then 2500 ft AGL.
Transport Winds.....North 5 mph.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....65-75 F.
Min humidity........35-45%.
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....West 20 to 25 mph increasing to 25 to 35 mph in
the afternoon.
Mixing Height.......7500 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...
.SATURDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 68-78. Winds less than 15 mph.
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
41-51. Highs 70-80. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 42-52. Highs 70-80. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 70-80.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 69-79.
$$
COZ207-281145-
Southwest Colorado Lower Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Isolated thunderstorms
until 2400. Isolated showers.
Chc of lightning....10 percent.
Min temperature.....52-62 F.
Max humidity........65-80%.
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....West 10 to 15 mph.
Mixing Height.......6500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....10 percent.
Max temperature.....73-83 F.
Min humidity........19-29%.
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 15 to 20 mph decreasing to 10 to 15 mph in
the afternoon.
Mixing Height.......2000 ft AGL until 1000, then 9500 ft AGL.
Transport Winds.....Northeast 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Good after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly
cloudy (60-70%). Isolated thunderstorms until
2400. Isolated showers.
Chc of lightning....20 percent.
Min temperature.....56-66 F.
Max humidity........53-63%.
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 10 to 15 mph increasing to 20 to 25
mph after midnight.
Mixing Height.......8000 ft AGL until 2000. 1500 ft AGL after 2100.
Transport Winds.....Northwest 5 mph until 2400, then northeast.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%) until 1200, then partly
cloudy (50-60%). Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....75-85 F.
Min humidity........23-33%.
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 30 mph.
Mixing Height.......2500 ft AGL until 1000, then 9500 ft AGL.
Transport Winds.....North 5 to 10 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 50-60. Highs 79-89. Winds less than 15 mph.
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
50-60. Highs 81-91. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 51-61. Highs 80-90. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms. Lows
51-61. Highs 81-91.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 51-61. Highs 80-90.
$$
COZ294-281145-
Southwest Colorado Upper West Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms until 2400.
Chc of lightning....20 percent.
Min temperature.....48-58 F.
Max humidity........76-91%.
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....West 10 to 15 mph.
Mixing Height.......5500 ft AGL until 1900. 1500 ft AGL after 2000.
Transport Winds.....West 5 mph until 2400, then east.
Smoke dispersal.....Poor.
.THURSDAY...
Sky/weather.........Mostly sunny (20-30%) until 1200, then partly
cloudy (40-50%). Isolated showers and
thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....64-74 F.
Min humidity........26-36%.
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 10 to 15 mph decreasing to 5 to 10 mph in
the afternoon.
Mixing Height.......1000 ft AGL until 0900, then 7500 ft AGL.
Transport Winds.....North 5 mph until 1200, then west.
Smoke dispersal.....Poor until 0900. Fair after 1200.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly
cloudy (60-70%). Isolated thunderstorms until
2400. Isolated showers.
Chc of lightning....20 percent.
Min temperature.....51-61 F.
Max humidity........62-77%.
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 10 to 15 mph increasing to 20 to 25
mph after midnight.
Mixing Height.......6000 ft AGL until 2000. 1000 ft AGL after 2100.
Transport Winds.....Northwest 5 mph until 2400, then northeast.
Smoke dispersal.....Poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (70-80%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....63-73 F.
Min humidity........31-41%.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
15K Ft MSL Winds....Southwest 20 to 30 mph.
Mixing Height.......2500 ft AGL until 1000, then 8500 ft AGL.
Transport Winds.....South 5 mph until 1200, then west 10 to 15 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 42-52. Highs 69-79. Winds less than 15 mph.
.SUNDAY...Mostly clear. Isolated showers and thunderstorms. Lows
42-52. Highs 70-80. Winds less than 15 mph.
.LABOR DAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 70-80. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 70-80.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 70-80.
$$
COZ295-281145-
Southwest Colorado Upper East Forecast Area-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms until 2400.
Chc of lightning....10 percent.
Min temperature.....44-54 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....West 10 to 15 mph.
Mixing Height.......5000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then north.
Smoke dispersal.....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.....69-79 F.
Min humidity........24-34%.
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 10 to 15 mph.
Mixing Height.......3000 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.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%). Isolated thunderstorms
until 2400. Isolated showers.
Chc of lightning....20 percent.
Min temperature.....48-58 F.
Max humidity........61-76%.
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 10 to 15 mph increasing to west 20 to
25 mph after midnight.
Mixing Height.......6000 ft AGL until 2000, then 2500 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Smoke dispersal.....Fair until 2100, then poor.
.FRIDAY...
Sky/weather.........Mostly cloudy (60-70%). Isolated thunderstorms
until 1200. Scattered showers. Scattered
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....69-79 F.
Min humidity........27-37%.
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....West 20 to 30 mph.
Mixing Height.......8000 ft AGL.
Transport Winds.....West 5 mph until 1200, then 15 to 20 mph.
Smoke dispersal.....Poor until 0900. Very good after 1200.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Scattered showers and thunderstorms.
Lows 43-53. Highs 71-81. Winds less than 15 mph.
.SUNDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 71-81. Winds less than 15 mph.
.LABOR DAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 70-80. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 43-53. Highs 71-81.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 42-52. Highs 70-80.
$$
UTZ485-281145-
Eastern Ashley National Forest-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%). Near 7000 feet, scattered
thunderstorms until 2400. Scattered showers.
near 10000 feet, numerous showers and
scattered thunderstorms until 2400, then
scattered showers.
Chc of lightning....50 percent.
Min temperature.....48-58 F near 7000 feet
33-43 F near 10000 feet.
24 hr trend......Unchanged.
Max humidity........76-91% near 7000 feet
90-100% near 10000 feet.
24 hr trend......Unchanged.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................30 percent.
Mixing Height.......4000 ft AGL until 1900, then 2000 ft AGL.
Transport Winds.....West 5 mph.
Clearing Index......Less than 500.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms until 1200. Near 7000 feet,
scattered showers and thunderstorms after 1200.
near 10000 feet, numerous showers and
scattered thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....62-72 F near 7000 feet
51-61 F near 10000 feet.
24 hr trend......1 degree cooler.
Min humidity........37-47% near 7000 feet
53-63% near 10000 feet.
24 hr trend......8% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................40 percent.
Mixing Height.......2000 ft AGL until 1000, then 5000 ft AGL.
Transport Winds.....Northwest 5 mph.
Clearing Index......Less than 500 until 1000. 950 after 1200.
.THURSDAY NIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%). Near 7000 feet, isolated
thunderstorms until 2400. Isolated showers.
near 10000 feet, scattered showers and
isolated thunderstorms until 2400, then
isolated showers.
Chc of lightning....20 percent.
Min temperature.....48-58 F near 7000 feet
33-43 F near 10000 feet.
24 hr trend......1 degree warmer.
Max humidity........66-81% near 7000 feet
85-100% near 10000 feet.
24 hr trend......27% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......5000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......Less than 500.
.FRIDAY...
Sky/weather.........Near 7000 feet, partly cloudy (40-50%). Near
10000 feet, partly cloudy (40-50%) until 1200,
then mostly cloudy (60-70%). Isolated showers
and thunderstorms until 1200. Scattered showers
and thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....64-74 F near 7000 feet
53-63 F near 10000 feet.
24 hr trend......1 degree warmer.
Min humidity........32-42% near 7000 feet
44-54% near 10000 feet.
24 hr trend......13% drier.
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized
gusts up to 20 mph in the afternoon.
CWR.................20 percent.
Mixing Height.......3500 ft AGL until 1100, then 7000 ft AGL.
Transport Winds.....West 5 mph.
Clearing Index......Less than 500 until 1200, then 900.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 46-56. Highs 67-77. Winds less than 15 mph.
.SUNDAY...Mostly clear. Lows 46-56. Highs 70-80. Winds less than
15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms.
Lows 48-58. Highs 71-81. Winds less than 15 mph.
.TUESDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 49-59. Highs 71-81.
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms .
Lows 47-57. Highs 69-79.
$$
UTZ486-281145-
Eastern Uinta Basin-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Mostly cloudy (60-70%) until 2400, then partly
cloudy (40-50%). Scattered thunderstorms until
2400. Scattered showers. Isolated thunderstorms
after 2400.
Chc of lightning....40 percent.
Min temperature.....50-60 F.
24 hr trend......1 degree warmer.
Max humidity........67-82%.
24 hr trend......23% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......4000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....North 5 mph until 2400, then northeast.
Clearing Index......Less than 500.
.THURSDAY...
Sky/weather.........Near 5000 feet, partly cloudy (40-50%). Near
8000 feet, partly cloudy (30-40%) until 1200,
then mostly cloudy (60-70%). Isolated showers
and thunderstorms until 1200. Scattered showers
and thunderstorms after 1200.
Chc of lightning....40 percent.
Max temperature.....69-79 F near 5000 feet
58-68 F near 8000 feet.
24 hr trend......1 degree cooler.
Min humidity........30-40% near 5000 feet
38-48% near 8000 feet.
24 hr trend......10% drier.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................30 percent.
Mixing Height.......2000 ft AGL until 1000, then 7500 ft AGL.
Transport Winds.....Northeast 5 mph until 1200, then west.
Clearing Index......Less than 500 until 1000. 1000 after 1200.
.THURSDAY NIGHT...
Sky/weather.........Near 5000 feet, partly cloudy (50-60%). Near
8000 feet, mostly cloudy (60-70%) until 2400,
then partly cloudy (40-50%). Isolated
thunderstorms until 2400. Isolated showers.
Chc of lightning....20 percent.
Min temperature.....52-62 F near 5000 feet
46-56 F near 8000 feet.
24 hr trend......Unchanged.
Max humidity........56-71%.
24 hr trend......12% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......5000 ft AGL until 2000, then 2000 ft AGL.
Transport Winds.....North 5 to 10 mph.
Clearing Index......Less than 500.
.FRIDAY...
Sky/weather.........Partly cloudy (50-60%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....69-79 F near 5000 feet
59-69 F near 8000 feet.
24 hr trend......Unchanged.
Min humidity........28-38% near 5000 feet
34-44% 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.................10 percent.
Mixing Height.......3500 ft AGL until 1100, then 7500 ft AGL.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500 until 1200, then 700.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 51-61. Highs 72-82. Winds less than 15 mph.
.SUNDAY...Clear. Lows 51-61. Highs 75-85. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms .
Lows 52-62. Highs 77-87. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
6000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 53-63. Highs 77-87.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 52-62. Highs 75-85.
$$
UTZ487-281145-
Book Cliffs-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Near 5000 feet,
scattered showers and thunderstorms until 2400,
then isolated showers and thunderstorms. Near
8000 feet, scattered thunderstorms until 2400.
Scattered showers. Isolated thunderstorms after
2400.
Chc of lightning....30 percent.
Min temperature.....51-61 F near 5000 feet
48-58 F near 8000 feet.
24 hr trend......2 degrees cooler.
Max humidity........64-79%.
24 hr trend......23% drier.
20-foot winds.......Downslope/downvalley winds 3 to 6 mph.
Localized gusts up to 20 mph in the evening.
CWR.................20 percent.
Mixing Height.......5000 ft AGL until 2000, then 1000 ft AGL.
Transport Winds.....Southwest 5 mph.
Clearing Index......Less than 500.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%) until 1200, then mostly
cloudy (60-70%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....50 percent.
Max temperature.....68-78 F near 5000 feet
64-74 F near 8000 feet.
24 hr trend......1 degree warmer.
Min humidity........23-33% near 5000 feet
32-42% 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.................30 percent.
Mixing Height.......2000 ft AGL until 1000, then 7500 ft AGL.
Transport Winds.....West 5 mph.
Clearing Index......Less than 500 until 1100. 900 after 1300.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly
cloudy (60-70%). Isolated thunderstorms until
2400. Near 5000 feet, isolated showers. Near
8000 feet, scattered showers.
Chc of lightning....20 percent.
Min temperature.....54-64 F near 5000 feet
48-58 F near 8000 feet.
24 hr trend......3 degrees warmer.
Max humidity........55-65% near 5000 feet
62-77% near 8000 feet.
24 hr trend......11% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......5500 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....Northwest 5 mph until 2400, then west.
Clearing Index......Less than 500.
.FRIDAY...
Sky/weather.........Partly cloudy (50-60%) until 1200, then mostly
cloudy (60-70%). Near 5000 feet, isolated
showers and thunderstorms until 1200, then
scattered showers and thunderstorms. Near 8000
feet, isolated thunderstorms until 1200.
Scattered showers. Scattered thunderstorms
after 1200.
Chc of lightning....40 percent.
Max temperature.....69-79 F near 5000 feet
62-72 F near 8000 feet.
24 hr trend......2 degrees cooler.
Min humidity........26-36% near 5000 feet
38-48% near 8000 feet.
24 hr trend......3% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent.
Mixing Height.......5000 ft AGL.
Transport Winds.....Southwest 5 to 10 mph until 1200, then
northeast.
Clearing Index......Less than 500 until 1200, then 650.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 51-61. Highs 75-85. Winds less than 15 mph.
.SUNDAY...Clear. Lows 51-61. Highs 77-87. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms .
Lows 52-62. Highs 79-89. Winds less than 15 mph.
.TUESDAY...Mostly clear. Scattered showers and thunderstorms .
Lows 53-63. Highs 79-89.
.WEDNESDAY...Partly cloudy. Isolated showers and thunderstorms
near 6000 feet and scattered showers and thunderstorms near
8000 feet. Lows 52-62. Highs 77-87.
$$
UTZ490-281145-
Colorado River Basin-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (40-50%). Scattered thunderstorms
until 2400. Scattered showers. Isolated
thunderstorms after 2400.
Chc of lightning....20 percent.
Min temperature.....58-68 F near 5000 feet
52-62 F near 7000 feet.
24 hr trend......2 degrees warmer.
Max humidity........57-67%.
24 hr trend......25% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......5000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 to 10 mph until 2400, then northeast.
Clearing Index......1050 until 1900. Less than 500 after 2000.
.THURSDAY...
Sky/weather.........Partly cloudy (30-40%). Isolated showers and
thunderstorms until 1200. Scattered showers and
thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....80-90 F near 5000 feet
68-78 F near 7000 feet.
24 hr trend......1 degree warmer.
Min humidity........19-29% near 5000 feet
26-36% near 7000 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.................10 percent.
Mixing Height.......3000 ft AGL until 1100, then 9000 ft AGL.
Transport Winds.....Northeast 5 mph until 1200, then west.
Clearing Index......Less than 500 until 1200. 850 after 1300.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (40-50%) until 2400, then mostly
cloudy (60-70%). Near 5000 feet, isolated
showers and thunderstorms until 2400, then
scattered showers. Near 7000 feet, isolated
thunderstorms until 2400. Scattered showers.
Chc of lightning....20 percent.
Min temperature.....61-71 F near 5000 feet
54-64 F near 7000 feet.
24 hr trend......3 degrees warmer.
Max humidity........51-61%.
24 hr trend......6% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......7500 ft AGL until 2000. 1000 ft AGL after 2100.
Transport Winds.....Northwest 5 mph until 2400, then north.
Clearing Index......700 until 1900. Less than 500 after 2100.
.FRIDAY...
Sky/weather.........Near 5000 feet, partly cloudy (50-60%). Near
7000 feet, mostly cloudy (60-70%). Isolated
thunderstorms until 1200. Scattered showers.
Scattered thunderstorms after 1200.
Chc of lightning....30 percent.
Max temperature.....76-86 F near 5000 feet
64-74 F near 7000 feet.
24 hr trend......4 degrees cooler.
Min humidity........25-35% near 5000 feet
33-43% near 7000 feet.
24 hr trend......6% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......7000 ft AGL.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......600 until 1500, then 850.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 56-66. Highs 80-90. Winds less than 15 mph.
.SUNDAY...Clear. Lows 57-67. Highs 83-93. Winds less than 15 mph.
.LABOR DAY...Clear. Isolated showers and thunderstorms . Lows
57-67. Highs 84-94. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 59-69. Highs 84-94.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms.
Lows 58-68. Highs 83-93.
$$
UTZ491-281145-
Southeast Utah-
143 PM MDT Wed Aug 27 2025
.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). Near 5000 feet,
isolated thunderstorms until 2400. Isolated
showers. Near 8000 feet, scattered showers and
thunderstorms until 2400, isolated showers and
thunderstorms after 2400.
Chc of lightning....10 percent.
Min temperature.....58-68 F near 5000 feet
49-59 F near 8000 feet.
24 hr trend......2 degrees warmer.
Max humidity........55-65% near 5000 feet
58-73% near 8000 feet.
24 hr trend......38% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......8000 ft AGL until 2000, then 1500 ft AGL.
Transport Winds.....West 5 mph.
Clearing Index......950 until 2000, then less than 500.
.THURSDAY...
Sky/weather.........Near 5000 feet, partly cloudy (30-40%),
isolated showers and thunderstorms after 1200.
near 8000 feet, mostly sunny (20-30%) until
1200, then partly cloudy (50-60%), isolated
showers and thunderstorms until 1200, then
scattered showers and thunderstorms.
Chc of lightning....10 percent.
Max temperature.....79-89 F near 5000 feet
64-74 F near 8000 feet.
24 hr trend......1 degree warmer.
Min humidity........18-28% near 5000 feet
28-38% 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.................10 percent.
Mixing Height.......1500 ft AGL until 1000. 9500 ft AGL after 1100.
Transport Winds.....West 5 mph.
Clearing Index......Less than 500 until 1200, then 750.
.THURSDAY NIGHT...
Sky/weather.........Partly cloudy (50-60%) until 2400, then mostly
cloudy (60-70%). Isolated thunderstorms until
2400. Isolated showers.
Chc of lightning....20 percent.
Min temperature.....61-71 F near 5000 feet
51-61 F near 8000 feet.
24 hr trend......3 degrees warmer.
Max humidity........46-56% near 5000 feet
53-63% near 8000 feet.
24 hr trend......9% drier.
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming
downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent.
Mixing Height.......8000 ft AGL until 2000. 1000 ft AGL after 2100.
Transport Winds.....Northwest 5 mph.
Clearing Index......700 until 1900. Less than 500 after 2100.
.FRIDAY...
Sky/weather.........Near 5000 feet, partly cloudy (40-50%),
isolated showers until 1200, then scattered
showers and isolated thunderstorms. Near 8000
feet, mostly cloudy (60-70%), isolated
thunderstorms until 1200. Scattered showers.
Scattered thunderstorms after 1200.
Chc of lightning....20 percent.
Max temperature.....79-89 F near 5000 feet
61-71 F near 8000 feet.
24 hr trend......Unchanged.
Min humidity........22-32% near 5000 feet
34-44% near 8000 feet.
24 hr trend......2% wetter.
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming
upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent.
Mixing Height.......3000 ft AGL until 1100, then 9500 ft AGL.
Transport Winds.....Northwest 5 to 10 mph.
Clearing Index......Less than 500 until 1200. 1050 after 1300.
.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 57-67. Highs 82-92. Winds less than 15 mph.
.SUNDAY...Clear. Isolated showers near 8000 feet. Lows 57-67.
Highs 83-93. Winds less than 15 mph.
.LABOR DAY...Mostly clear. Isolated showers and thunderstorms .
Lows 57-67. Highs 83-93. Winds less than 15 mph.
.TUESDAY...Mostly clear. Isolated showers and thunderstorms near
5000 feet and scattered showers and thunderstorms near 8000 feet
. Lows 58-68. Highs 83-93.
.WEDNESDAY...Mostly clear. Isolated showers and thunderstorms .
Lows 57-67. Highs 82-92.
$$