National Weather Service United States Department of Commerce

Heat Wave Continues; Areas of Severe Thunderstorms and Heavy Rain

Prolonged and intense heat wave continues into Friday with relief expected by this weekend. Extreme Heat Warnings and Heat Advisories remain in effect for portions of the Ohio Valley and the Southeast. Unsettled weather could produce severe weather and excessive rainfall for parts of the Central and Eastern U.S. Read More >

 

COZ201-271245-
COZ201-271245-
Routt Forecast Area-
238 PM MDT Thu Jun 26 2025

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
238 PM MDT Thu Jun 26 2025

.DISCUSSION... Warm and dry conditions will continue over the 
coming days. Light winds are expected, but localized gusts 
exceeding 25 mph are possible. Moisture looks to move into our 
area sometime next week. 

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


.TONIGHT...
Sky/weather.........Partly cloudy (30-40%). 
Chc of lightning....0 percent. 
Min temperature.....46-56 F. 
Max humidity........32-42%. 
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.......11000 ft AGL until 2000, then 1500 ft AGL. 
Transport Winds.....West 5 to 10 mph until 2400, then southeast. 
Smoke dispersal.....Good until 2100, then poor. 

.FRIDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly 
                    cloudy (30-40%). 
Chc of lightning....0 percent. 
Max temperature.....71-81 F. 
Min humidity........9-14%. 
20-foot winds.......Upslope/upvalley winds 4 to 8 mph. Localized 
                    gusts up to 25 mph. 
CWR.................0 percent. 
15K Ft MSL Winds....West 15 to 20 mph. 
Mixing Height.......2000 ft AGL until 0900, then 14500 ft AGL. 
Transport Winds.....Southwest 5 to 10 mph. 
Smoke dispersal.....Poor until 0900. Excellent after 1200. 

.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (30-40%). 
Chc of lightning....0 percent. 
Min temperature.....47-57 F. 
Max humidity........26-36%. 
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.......11500 ft AGL until 2000, then 1500 ft AGL. 
Transport Winds.....Southwest 5 mph. 
Smoke dispersal.....Good until 2100, then poor. 

.SATURDAY...
Sky/weather.........Mostly sunny (10-20%) until 1200, then partly 
                    cloudy (30-40%). 
Chc of lightning....0 percent. 
Max temperature.....72-82 F. 
Min humidity........10-15%. 
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.......2500 ft AGL until 0800, then 15000 ft AGL. 
Transport Winds.....Southwest 5 to 10 mph. 
Smoke dispersal.....Poor until 0900. Excellent after 1200. 

.FORECAST FOR DAY 3 THROUGH 7...
.SUNDAY...Mostly clear. Lows 46-56. Highs 75-85. Winds less than
15 mph. 
.MONDAY...Mostly clear. Isolated showers and thunderstorms. Lows
46-56. Highs 76-86. Winds less than 15 mph. 
.TUESDAY...Partly cloudy. Isolated showers and thunderstorms.
Lows 46-56. Highs 76-86. Winds less than 15 mph. 
.WEDNESDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 72-82. 
.THURSDAY...Partly cloudy. Scattered showers and thunderstorms.
Lows 47-57. Highs 71-81.