National Weather Service United States Department of Commerce

Multiple Days of Severe Weather from Thunderstorms and Wildfires

Active spring pattern across the center of the nation with several rounds of severe thunderstorms in the forecast through the weekend. The regions under the greatest threats are the southern Plains into the Mississippi Valley. Meanwhile, dry and breezy conditions with dry fuels are aiding in wildfires across the western High Plains and the Southeast. Wind and some snow for northern Rockies. Read More >

COZ205-260015-
COZ205-260015-
Colorado River Headwaters-
210 AM MDT Sat Apr 25 2026

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
210 AM MDT Sat Apr 25 2026

.DISCUSSION...A low pressure system brings wetting rain and snow 
to most of the region Saturday night through Sunday. Widely 
scattered thunderstorms develop late Sunday morning through the 
afternoon with primary risks of gusty winds and lightning. Moist, 
unsettled weather continues into the coming week.

...GUSTY ERRATIC WINDS CAN BE EXPECTED NEAR ANY SHOWERS
OR THUNDERSTORMS...
...THE SMOKE DATA IS CALCULATED FROM AN AVERAGE AT 6000 FEET MSL...


.TODAY...
Sky/weather.........Partly cloudy (50-60%). Isolated showers and 
                    thunderstorms after 1200. 
Chc of lightning....10 percent. 
Max temperature.....51-61 F. 
Min humidity........15-25%. 
Snow Level..........Near 7900 ft. 
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming 
                    west 10 to 15 mph in the afternoon. Localized 
                    gusts up to 35 mph. 
CWR.................10 percent. 
15K Ft MSL Winds....West 20 to 30 mph. 
Mixing Height.......3000 ft AGL until 0900, then 11500 ft AGL. 
Transport Winds.....Southwest 10 to 15 mph until 1200, then west 20 
                    to 25 mph. 
Smoke dispersal.....Poor until 0900. Excellent after 1200. 

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80%). Scattered showers until 
                    2400. Isolated thunderstorms. Numerous showers 
                    after 2400. 
Chc of lightning....20 percent. 
Min temperature.....30-40 F. 
Max humidity........76-91%. 
Snow Level..........Near 8900 ft. 
20-foot winds.......Downslope/downvalley winds 3 to 6 mph. 
                    Localized gusts up to 30 mph decreasing to 20 
                    mph after midnight. 
CWR.................90 percent. 
15K Ft MSL Winds....Southwest 20 to 30 mph increasing to 25 to 35 
                    mph after midnight. 
Mixing Height.......9000 ft AGL until 2000, then 2500 ft AGL. 
Transport Winds.....Southwest 5 to 10 mph. 
Smoke dispersal.....Good until 2100, then poor. 

.SUNDAY...
Sky/weather.........Cloudy (80-90%). Isolated thunderstorms until 
                    1200. Showers. Scattered thunderstorms after 
                    1200. 
Chc of lightning....50 percent. 
Max temperature.....45-55 F. 
Min humidity........40-50%. 
Snow Level..........Near 8700 ft. 
20-foot winds.......Downslope/downvalley winds 4 to 8 mph becoming 
                    southwest 10 to 15 mph in the afternoon. 
                    Localized gusts up to 35 mph. 
CWR.................90 percent. 
15K Ft MSL Winds....Southwest 35 to 45 mph. 
Mixing Height.......3000 ft AGL until 0900, then 8000 ft AGL. 
Transport Winds.....Southwest 10 to 15 mph until 1200, then 20 to 
                    25 mph. 
Smoke dispersal.....Poor until 0900. Very good after 1200. 

.FORECAST FOR DAY 3 THROUGH 7...
.MONDAY...Showers and scattered thunderstorms. Lows 27-37. Highs
44-54. Southwest winds 10 to 20 mph with gusts to  35 mph. 
.TUESDAY...Mostly cloudy. Numerous showers and scattered
thunderstorms. Lows 25-35. Highs 42-52. West winds 10 to 20 mph
with gusts to  35 mph. 
.WEDNESDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows 24-34. Highs 48-58. Winds less than 15 mph. 
.THURSDAY...Mostly cloudy. Numerous showers and isolated
thunderstorms. Lows 27-37. Highs 49-59. 
.FRIDAY...Mostly cloudy. Scattered showers and isolated
thunderstorms. Lows 28-38. Highs 48-58.