National Weather Service United States Department of Commerce

Subtropical Storm Josephine Impacts the Eastern Seaboard; Pacific Storm Impacting the Southwest U.S.

Subtropical Storm Josephine will continue to bring significant coastal flooding impacts, dangerous marine conditions, and beach erosion along portions of the Eastern Seaboard. A Pacific storm will interact with tropical moisture and bring excessive rainfall, severe thunderstorms, and high elevation snow to California, the Southwest, and Four Corners region. Read More >

COZ205-222200-
COZ205-222200-
Colorado River Headwaters-
1216 AM MDT Thu Oct 22 2026

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
1216 AM MDT Thu Oct 22 2026

.DISCUSSION...
This is an automatically generated forecast with no discussion. 
The normal Fire Weather Forecast will resume in its entirety in 
the spring.


...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.........Mostly cloudy (70-80%). Patchy fog until 1200. 
                    Scattered showers until 1200, then numerous 
                    showers and isolated thunderstorms. 
Chc of lightning....20 percent. 
Max temperature.....54-64 F. 
Min humidity........57-67%. 
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming 
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................80 percent. 
15K Ft MSL Winds....Southwest 15 to 20 mph increasing to 20 to 30 
                    mph in the afternoon. 
Mixing Height.......3000 ft AGL. 
Transport Winds.....South 5 to 10 mph. 
Smoke dispersal.....Poor. 

.TONIGHT...
Sky/weather.........Mostly cloudy (70-80%). Numerous showers until 
                    2400. Isolated thunderstorms. Scattered showers 
                    after 2400. Patchy fog after 2400. 
Chc of lightning....20 percent. 
Min temperature.....36-46 F. 
Max humidity........85-100%. 
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming 
                    downslope/downvalley 3 to 6 mph by sunset.
CWR.................90 percent. 
15K Ft MSL Winds....Southwest 30 to 40 mph increasing to 35 to 45 
                    mph after midnight. 
Mixing Height.......1000 ft AGL. 
Transport Winds.....South 5 to 10 mph. 
Smoke dispersal.....Poor. 

.FRIDAY...
Sky/weather.........Partly cloudy (50-60%). Patchy fog until 1200. 
                    Scattered showers until 1200. Isolated 
                    thunderstorms. Isolated showers after 1200. 
Chc of lightning....20 percent. 
Max temperature.....53-63 F. 
Min humidity........38-48%. 
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.................10 percent. 
15K Ft MSL Winds....Southwest 40 to 50 mph decreasing to 30 to 40 
                    mph in the afternoon. 
Mixing Height.......2000 ft AGL until 1000, then 5500 ft AGL. 
Transport Winds.....Southwest 10 to 15 mph. 
Smoke dispersal.....Poor until 0900. Good after 1200. 

.FORECAST FOR DAY 3 THROUGH 7...
.SATURDAY...Partly cloudy. Numerous showers and isolated
thunderstorms. Lows 31-41. Highs 51-61. Winds less than 15 mph. 
.SUNDAY...Mostly cloudy. Numerous showers and isolated
thunderstorms. Lows 31-41. Highs 46-56. Winds less than 15 mph. 
.MONDAY...Partly cloudy. Scattered showers and isolated
thunderstorms. Lows 28-38. Highs 46-56. Winds less than 15 mph. 
.TUESDAY...Mostly clear. Isolated showers. Lows 27-37. Highs
49-59. 
.WEDNESDAY...Mostly clear. Lows 27-37. Highs 48-58.