Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

39°F

4°C

Humidity	81%
Wind Speed	S 2 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Last update	20 Feb 07:52 PM PST

More Information:

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

Extended Forecast for

13 Miles NE Happy Camp CA

Winter Storm Warning February 21, 10:00pm until February 22, 04:00pm

Click here for hazard details and duration

Winter Storm Warning

Tonight
Low: 25 °F⇑
Snow Likely
and Breezy
Saturday
High: 31 °F
Chance Snow
and Windy
Saturday Night
Low: 30 °F
Heavy Snow
and Windy
Sunday
High: 38 °F
Heavy Snow
and Windy
then
Rain/Snow and
Breezy
Sunday Night
Low: 36 °F
Breezy.
Rain/Snow
then Rain
Monday
High: 40 °F
Rain and
Breezy
Monday Night
Low: 36 °F
Rain and
Breezy then
Rain/Snow
Tuesday
High: 40 °F
Rain/Snow
Tuesday Night
Low: 32 °F
Snow Likely

Detailed Forecast

Tonight

Snow likely, mainly between midnight and 1am. Mostly cloudy, with a temperature rising to around 28 by 5am. Breezy, with a south wind 17 to 25 mph, with gusts as high as 38 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 2 inches possible.

Saturday

A slight chance of snow before 7am, then a chance of snow after 3pm. Mostly cloudy, with a high near 31. Windy, with a south southeast wind 33 to 38 mph, with gusts as high as 55 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

Saturday Night

Snow, mainly after 10pm. The snow could be heavy at times. Low around 30. Windy, with a south southeast wind 34 to 36 mph, with gusts as high as 55 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Sunday

Snow before 4pm, then rain and snow. The snow could be heavy at times. High near 38. Windy, with a south southeast wind 29 to 31 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Sunday Night

Rain and snow, becoming all rain after 7pm. Snow level 6400 feet. Low around 36. Breezy, with a south wind 24 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Monday

Rain. Snow level 6900 feet. High near 40. Breezy. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

Monday Night

Rain before 4am, then rain, possibly mixed with snow. Snow level 7600 feet. Low around 36. Breezy. Chance of precipitation is 100%. Little or no snow accumulation expected.

Tuesday

Rain and snow. Snow level 6700 feet lowering to 5800 feet in the afternoon . Mostly cloudy, with a high near 40.

Tuesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 32.

Wednesday

A chance of snow. Partly sunny, with a high near 41.

Wednesday Night

A chance of snow. Mostly cloudy, with a low around 33.

Thursday

A chance of rain and snow. Partly sunny, with a high near 43.

Thursday Night

A chance of rain and snow. Mostly cloudy, with a low around 35.