Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

37°F

3°C

Humidity	97%
Wind Speed	NNW 0 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Last update	21 Feb 03:52 AM PST

More Information:

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

Extended Forecast for

11 Miles NNE Happy Camp CA

Winter Weather Advisory February 22, 08:58am until February 22, 04:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 22, 08:58am until February 22, 04:00pm
NOW until 4:00pm Sun
Winter Weather Advisory
Today
High: 37 °F
Rain/Snow
Tonight
Low: 37 °F
Rain Likely
and Breezy
Monday
High: 42 °F
Rain
Monday Night
Low: 40 °F
Rain
Tuesday
High: 42 °F
Rain
Tuesday Night
Low: 37 °F
Rain/Snow
Wednesday
High: 43 °F
Chance
Rain/Snow
Wednesday Night
Low: 35 °F
Chance
Rain/Snow

Detailed Forecast

Today

Rain, possibly mixed with snow. Snow level 5200 feet rising to 6200 feet in the afternoon. High near 37. South southwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 1 to 2 inches possible.

Tonight

Rain likely, mainly after 4am. Snow level 6400 feet. Mostly cloudy, with a low around 37. Breezy, with a south southwest wind around 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

Monday

Rain. Snow level 6300 feet. High near 42. South southwest wind 18 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

Rain. Snow level 7800 feet rising to 8400 feet. Low around 40. South wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tuesday

Rain. Snow level 7900 feet. High near 42. South southwest wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

Tuesday Night

Rain before 10pm, then rain likely, possibly mixed with snow. Snow level 6600 feet lowering to 6000 feet. Low around 37. Chance of precipitation is 90%. Little or no snow accumulation expected.

Wednesday

A chance of rain and snow. Snow level 5400 feet. Partly sunny, with a high near 43. Chance of precipitation is 50%. Little or no snow accumulation expected.

Wednesday Night

A chance of rain and snow, mainly before 10pm. Snow level 5400 feet. Mostly cloudy, with a low around 35.

Thursday

A slight chance of rain and snow before 4pm, then a slight chance of rain. Snow level 5200 feet rising to 6200 feet in the afternoon. Partly sunny, with a high near 47.

Thursday Night

A chance of rain before 7pm, then a chance of rain and snow. Snow level 6300 feet. Mostly cloudy, with a low around 37.

Friday

A slight chance of rain and snow. Snow level 5600 feet rising to 6400 feet in the afternoon. Mostly sunny, with a high near 51.

Friday Night

A chance of rain and snow. Snow level 6400 feet lowering to 5700 feet after midnight . Mostly cloudy, with a low around 38.

Saturday

A chance of rain and snow. Snow level 5200 feet rising to 5800 feet in the afternoon. Partly sunny, with a high near 49.