National Weather Service United States Department of Commerce

 

COZ201-191100-
COZ201-191100-
Routt Forecast Area-
310 PM MST Sat Jan 18 2025

Fire Weather Planning Forecast for Wrn Colorado and Ern Utah
National Weather Service Grand Junction CO
310 PM MST Sat Jan 18 2025

.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...


.Tonight...
Sky/weather.........Partly cloudy (40-50%). 
Min temperature.....13 below-3 below F. 
Max humidity........72-87%. 
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming 
                    downslope/downvalley 3 to 6 mph by sunset.
CWR.................10 percent. 
LAL.................1.
Haines Index........2 or very low. 
15K Ft MSL Winds....Northwest 25 to 35 mph increasing to 30 to 40 
                    mph after midnight. 
Mixing Height.......1500 ft AGL. 
Transport Winds.....Northwest 5 mph until 2400, then southwest. 
Smoke dispersal.....Poor. 

.SUNDAY...
Sky/weather.........Mostly cloudy (60-70%). Scattered snow showers 
                    after 1200. 
Max temperature.....7-17 F. 
Min humidity........49-59%. 
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming 
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................20 percent. 
LAL.................1.
Haines Index........2 or very low. 
15K Ft MSL Winds....Northwest 30 to 40 mph. 
Mixing Height.......3000 ft AGL. 
Transport Winds.....West 5 to 10 mph. 
Smoke dispersal.....Poor. 

.SUNDAY NIGHT...
Sky/weather.........Mostly cloudy (70-80%). Snow showers until 
                    2400, then numerous snow showers. 
Min temperature.....8 below-2 above F. 
Max humidity........74-89%. 
20-foot winds.......Upslope/upvalley 4 to 8 mph becoming 
                    downslope/downvalley 3 to 6 mph by sunset.
CWR.................40 percent. 
LAL.................1.
Haines Index........2 or very low. 
15K Ft MSL Winds....Northwest 20 to 30 mph. 
Mixing Height.......1500 ft AGL. 
Transport Winds.....West 5 mph. 
Smoke dispersal.....Poor. 

.MARTIN LUTHER KING JR DAY...
Sky/weather.........Partly cloudy (40-50%). Scattered snow showers. 
Max temperature.....1 below-9 above F. 
Min humidity........49-59%. 
20-foot winds.......Downslope/downvalley 3 to 6 mph becoming 
                    upslope/upvalley 4 to 8 mph by 1100.
CWR.................10 percent. 
LAL.................1.
Haines Index........3 or very low. 
15K Ft MSL Winds....Northwest 20 to 25 mph. 
Mixing Height.......3000 ft AGL until 1100, then 5000 ft AGL until 
                    1600, then 2000 ft AGL. 
Transport Winds.....Northwest 5 to 10 mph. 
Smoke dispersal.....Poor until 1200, then fair until 1500, then 
                    poor. 

.FORECAST FOR DAY 3 THROUGH 7...
.TUESDAY...Not as cold. Mostly clear. Lows 20 below--10. Highs
10 above-20. Winds less than 15 mph. 
.WEDNESDAY...Partly cloudy. Lows 1 above-11. Highs 14-24. Winds
less than 15 mph. 
.THURSDAY...Mostly clear. Lows 6 below-4. Highs 16-26. Winds less
than 15 mph. 
.FRIDAY...Partly cloudy. Lows zero-10. Highs 23-33. 
.SATURDAY...Partly cloudy. Scattered snow showers. Lows
8 above-18. Highs 23-33.