FNUS76 KSTO 270037

FWSSTO



Spot Forecast for Clark Fork CG...USFS

National Weather Service Sacramento CA

537 PM PDT Sun Oct 26 2025



Forecast is based on ignition time of 1000 PDT on October 27. 

If conditions become unrepresentative...contact the National Weather

Service.



.DISCUSSION...

Dry and warmer weather returns Monday and continues through the 

rest of the week. Breezy easterly winds develop Monday evening, 

after 9 pm PDT and continue into early Tuesday morning, with 

gusts around 15 mph. Otherwise, generally light winds are expected

in the afternoon.



.MONDAY...



Sky/weather.........Sunny. 

Max temperature.....60-64. 

Min humidity........26-30 percent. 

Wind (20 ft)........ 

 Slope/valley.......Light northeast winds less than 5 mph becoming 

                    northwest to west up to 5 mph in the afternoon, 

                    then shifting to the northwest late in the afternoon. 

 Ridgetop...........Northeast around 6 mph shifting to the northwest 

                    around 8 mph late in the morning, then shifting to 

                    the northeast around 5 mph late in the afternoon. 

Mixing height.......5500 ft AGL. 

Transport winds.....Northeast around 6 mph shifting to the northwest 

                    around 8 mph late in the morning, then shifting 

                    to the northeast around 5 mph late in the afternoon. 

CWR.................0 percent. 

Chance of thunder...0 percent. 



.MONDAY NIGHT...



Sky/weather.........Mostly clear. 

Min temperature.....39-43. 

Max humidity........43-47 percent. 

Wind (20 ft)........ 

 Slope/valley.......Northwest winds up to 5 mph shifting to the 

                    east 5 to 8 mph early in the evening with gusts

                    around 15 mph. 

 Ridgetop...........Northeast 5 to 10 mph. 

Mixing height.......2100 ft AGL. 

Transport winds.....Northeast 5 to 10 mph. 

CWR.................0 percent. 

Chance of thunder...0 percent. 



.TUESDAY...



Sky/weather.........Sunny. 

Max temperature.....66-70. 

Min humidity........31-35 percent. 

Wind (20 ft)........ 

 Slope/valley.......East winds 6 mph with gusts around 12 mph in 

                    the morning shifting to the southwest to west 

                    up to 5 mph in the afternoon. 

 Ridgetop...........East 7 to 9 mph shifting to the southwest 5 to 

                    7 mph late in the morning, then shifting to the 

                    west around 6 mph late in the afternoon. 

Mixing height.......5500 ft AGL. 

Transport winds.....East 7 to 9 mph shifting to the southwest 5 to 

                    7 mph late in the morning, then shifting to the 

                    west around 6 mph late in the afternoon. 

CWR.................0 percent. 

Chance of thunder...0 percent.  



$$

Forecaster...IDS

Requested by...Charles E Daniel

Type of request...PRESCRIBED

.TAG 2524512.0/STO

.DELDT 10/27/25

.FormatterVersion 2.0.0

.EMAIL charles.daniel@usda.gov