563
FNUS76 KSTO 100837 CCA
FWSSTO

Spot Forecast for Big Hill 41...USFS
National Weather Service Sacramento CA
125 AM PDT Fri Oct 10 2025

Forecast is based on ignition time of 0600 PDT on October 10.
If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Cooler conditions and higher humidity today with rain showers
spreading in tonight, including a slight chance of isolated
thunderstorms. There is a 75% chance of0.01" or more tonight
into Saturday, with a 65% chance of seeing 0.10" or more. Breezy
southwesterly winds are expected this afternoon, with gusts up to
20 to 30 mph. A stronger, wetter system could bring moderate to
heavy precipitation early to mid next week, with a 70% chance of
seeing 0.50" or more. A mix of rain and wet snow is also possible
at times, with no accumulation expected.

.TODAY...

Sky/weather.........Partly cloudy.
Max temperature.....51-55.
Min humidity........50-54 percent.
Wind (20 ft)........
 Slope/valley.......Southwest winds 5 to 12 mph. Gusts to
                    around 23 mph in the afternoon.
 Ridgetop...........Southwest 12 to 16 mph increasing 18 to 23
                    mph by late in the morning.
Mixing height.......4500 ft AGL.
Transport winds.....Southwest around 23 mph.
CWR.................5 percent.
Chance of thunder...7 percent.

.TONIGHT...

Sky/weather.........Mostly cloudy. Chance of rain showers in the
                    evening with isolated thunderstorms, then
                    rain showers likely overnight.
Min temperature.....34-38.
Max humidity........96-100 percent.
Wind (20 ft)........
 Slope/valley.......Southwest winds 5 to 10 mph with gusts to
                    around 22 mph.
 Ridgetop...........Southwest around 14 mph decreasing to 8 to 12 mph
                    early in the evening.
Mixing height.......1600 ft AGL.
Transport winds.....Southwest around 14 mph.
CWR.................32 percent.
Chance of thunder...15 percent.

.SATURDAY...

Sky/weather.........Partly sunny. Chance of rain showers with
                    isolated thunderstorms in the afternoon.
Max temperature.....46-50.
Min humidity........60-64 percent.
Wind (20 ft)........
 Slope/valley.......West winds 5 to 10 mph. Afternoon gusts to
                    15 mph.
 Ridgetop...........West around 13 mph.
Mixing height.......4400 ft AGL.
Transport winds.....West around 10 to 15 mph.
CWR.................7 percent.
Chance of thunder...15 percent.

.FORECAST DAYS 3 THROUGH 7...
.SUNDAY...
Mostly clear. Lows in the lower 30s. Highs in the upper 50s.
Light winds.
.COLUMBUS DAY...
Cooler. Mostly cloudy. Chance of showers and snow showers. Lows
in the mid 30s. Highs in the mid 40s. South winds around 6 mph.
.TUESDAY...
Showers likely. Lows in the mid 30s. Highs in the upper 40s. East
winds around 5 mph.
.WEDNESDAY...
Mostly cloudy. Chance of showers. Lows in the mid 30s. Highs
around 50.
.THURSDAY...
Mostly cloudy. Chance of showers. Lows in the mid 30s. Highs in
the lower 50s.

$$
Forecaster...EK
Requested by...Chris Enriquez
Type of request...PRESCRIBED
.TAG 2523127.2/STO
.DELDT 10/10/25
.FormatterVersion 2.0.0
.EMAIL christian.enriquez@usda.gov