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

12 Miles NNE Happy Camp CA

Winter Weather Advisory February 22, 12:53pm until February 22, 04:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 22, 12:53pm until February 22, 04:00pm
NOW until 4:00pm Sun
Winter Weather Advisory
This Afternoon
High: 37 °F
Rain Likely
and Breezy
Tonight
Low: 37 °F
Rain Likely
and Breezy
Monday
High: 41 °F
Chance Rain
then Rain
Likely
Monday Night
Low: 40 °F
Rain
Tuesday
High: 42 °F
Rain
Tuesday Night
Low: 37 °F
Rain then
Chance
Rain/Snow
Wednesday
High: 43 °F
Chance Snow
then Slight
Chance Snow
Wednesday Night
Low: 35 °F
Slight Chance
Snow then
Mostly Cloudy

Detailed Forecast

This Afternoon

Rain likely. Snow level 6100 feet. Mostly cloudy, with a high near 37. Breezy, with a south southwest wind 24 to 29 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

Rain likely, mainly before 1am. Snow level 6400 feet. Mostly cloudy, with a low around 37. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday

Rain likely, mainly after 1pm. Snow level 6300 feet. Mostly cloudy, with a high near 41. Southwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. 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 15 to 20 mph, with gusts as high as 29 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 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

Tuesday Night

Rain before 1am, then a chance of rain and snow. Snow level 6600 feet lowering to 6100 feet. Low around 37. Chance of precipitation is 80%. Little or no snow accumulation expected.

Wednesday

A chance of snow before 10am, then a slight chance of snow after 4pm. Snow level 5400 feet. Partly sunny, with a high near 43. Chance of precipitation is 40%. Little or no snow accumulation expected.

Wednesday Night

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

Thursday

A slight chance of snow before 1pm, then a slight chance of rain and snow between 1pm and 4pm, then a chance of rain after 4pm. 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 between 7pm and 1am, then a slight chance of rain after 1am. Snow level 6300 feet. Mostly cloudy, with a low around 37.

Friday

A slight chance of rain. Snow level 5600 feet rising to 6400 feet in the afternoon. Mostly sunny, with a high near 50.

Friday Night

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

Saturday

A chance of rain. Snow level 5200 feet rising to 5800 feet in the afternoon. Partly sunny, with a high near 48.