Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

43°F

6°C

Humidity	70%
Wind Speed	NNE 5 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Wind Chill	40°F (4°C)
Last update	19 Feb 03:52 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

16 Miles NE Happy Camp CA

Winter Storm Watch February 21, 10:00pm until February 23, 04:00am

Cold Weather Advisory February 20, 12:00am until February 20, 09:00am

Click here for hazard details and duration

Winter Storm Watch

Cold Weather Advisory

This Afternoon
High: 34 °F
Slight Chance
Snow Showers
Tonight
Low: 19 °F
Slight Chance
Snow Showers
then Mostly
Clear
Friday
High: 37 °F
Mostly Sunny
Friday Night
Low: 28 °F
Chance Snow
Showers
Saturday
High: 41 °F
Chance
Rain/Snow and
Breezy
Saturday Night
Low: 36 °F
Rain/Snow
Likely and
Breezy
Sunday
High: 43 °F
Showers and
Breezy
Sunday Night
Low: 41 °F
Showers
Monday
High: 45 °F
Showers

Detailed Forecast

This Afternoon

A 20 percent chance of snow showers. Partly sunny, with a high near 34. North wind around 7 mph, with gusts as high as 18 mph.

Tonight

A slight chance of snow showers between 7pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 19. Light and variable wind. Chance of precipitation is 20%.

Friday

Mostly sunny, with a high near 37. South wind 6 to 9 mph.

Friday Night

A 50 percent chance of snow showers. Mostly cloudy, with a low around 28. South wind 8 to 16 mph, with gusts as high as 31 mph. New snow accumulation of less than a half inch possible.

Saturday

A chance of snow showers before 10am, then a slight chance of rain and snow showers between 10am and 1pm, then a chance of rain showers after 1pm. Snow level rising to 3900 feet in the afternoon. Partly sunny, with a high near 41. Breezy, with a southeast wind 22 to 25 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Saturday Night

A chance of rain showers before 7pm, then rain likely, possibly mixed with snow showers. Snow level 4000 feet. Mostly cloudy, with a low around 36. Breezy. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Sunday

Showers. Snow level 4500 feet rising to 5000 feet in the afternoon. High near 43. Breezy. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

Sunday Night

Showers. Snow level 6000 feet. Cloudy, with a low around 41.

Monday

Showers. Cloudy, with a high near 45.

Monday Night

Rain showers before 4am, then rain, possibly mixed with snow showers. Snow level 6100 feet. Cloudy, with a low around 41.

Tuesday

Rain, possibly mixed with snow showers. Snow level 5300 feet. Mostly cloudy, with a high near 45.

Tuesday Night

Rain and snow showers likely. Snow level 4800 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 35.

Wednesday

A chance of rain and snow showers. Snow level 3600 feet rising to 4700 feet in the afternoon. Partly sunny, with a high near 48.