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

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Hazardous Weather Conditions

Winter Storm Warning until February 19, 10:00 AM PST

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

34°F

1°C

Humidity	94%
Wind Speed	SW 0 MPH
Barometer	NA
Dewpoint	32°F (0°C)
Visibility	NA
Last update	18 Feb 10:52 PM PST

More Information:

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

Extended Forecast for

12 Miles NNE Happy Camp CA

Winter Storm Warning February 18, 11:12pm until February 19, 10:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning February 18, 11:12pm until February 19, 10:00am
NOW until 10:00am Thu
Winter Storm Warning
Tonight
Low: 21 °F
Heavy Snow
Thursday
High: 27 °F
Chance Snow
then Snow
Likely
Thursday Night
Low: 18 °F
Chance Snow
then Slight
Chance Snow
Friday
High: 29 °F
Chance Snow
Friday Night
Low: 25 °F
Chance Snow
and Breezy
Saturday
High: 34 °F
Snow Likely
and Windy
Saturday Night
Low: 33 °F
Snow and
Windy
Sunday
High: 37 °F
Heavy Snow
and Windy

Detailed Forecast

Tonight

Snow, mainly after 1am. The snow could be heavy at times. Low around 21. Southwest wind 13 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.

Thursday

Snow likely, mainly after 2pm. Mostly cloudy, with a high near 27. Southwest wind 6 to 9 mph becoming north in the morning. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Thursday Night

A 50 percent chance of snow, mainly before 10pm. Mostly cloudy, with a low around 18. North wind around 6 mph. New snow accumulation of less than a half inch possible.

Friday

A 30 percent chance of snow, mainly after 10am. Partly sunny, with a high near 29. South southwest wind 5 to 9 mph. Little or no snow accumulation expected.

Friday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy, with a south southeast wind 15 to 22 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

Saturday

Snow likely, mainly after 4pm. Mostly cloudy, with a high near 34. Windy. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Saturday Night

Snow. Low around 33. Windy. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Sunday

Snow. The snow could be heavy at times. Cloudy, with a high near 37. Windy.

Sunday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 34. Breezy.

Monday

Snow. The snow could be heavy at times. Cloudy, with a high near 35. Breezy.

Monday Night

Snow. The snow could be heavy at times. Cloudy, with a low around 32.

Tuesday

Snow. The snow could be heavy at times. Cloudy, with a high near 36.