Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

55°F

13°C

Humidity	65%
Wind Speed	S 2 MPH
Barometer	NA
Dewpoint	43°F (6°C)
Visibility	NA
Last update	28 Jan 01:52 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

This Afternoon
High: 37 °F
Mostly Sunny
Tonight
Low: 35 °F
Mostly Cloudy
then Slight
Chance Snow
Thursday
High: 44 °F
Mostly Cloudy
then Slight
Chance Snow
Thursday Night
Low: 39 °F
Mostly Cloudy
Friday
High: 47 °F
Partly Sunny
Friday Night
Low: 41 °F
Mostly Cloudy
Saturday
High: 50 °F
Partly Sunny
Saturday Night
Low: 39 °F
Mostly Cloudy
then Chance
Rain
Sunday
High: 42 °F
Chance
Rain/Snow

Detailed Forecast

This Afternoon

Mostly sunny, with a high near 37. South southwest wind around 14 mph, with gusts as high as 21 mph.

Tonight

A 20 percent chance of snow after 3am. Mostly cloudy, with a low around 35. South wind 14 to 16 mph, with gusts as high as 24 mph.

Thursday

A slight chance of snow between noon and 1pm. Partly sunny, with a high near 44. South southwest wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

Thursday Night

Mostly cloudy, with a low around 39. South southeast wind 14 to 17 mph, with gusts as high as 26 mph.

Friday

Partly sunny, with a high near 47. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.

Friday Night

Mostly cloudy, with a low around 41.

Saturday

Partly sunny, with a high near 50.

Saturday Night

A chance of rain after 4am. Snow level 6300 feet. Mostly cloudy, with a low around 39.

Sunday

A chance of rain and snow before 7am, then a chance of snow between 7am and 1pm, then a chance of rain and snow after 1pm. Partly sunny, with a high near 42.

Sunday Night

A chance of rain and snow before 10pm, then a slight chance of snow. Mostly cloudy, with a low around 35.

Monday

Mostly sunny, with a high near 44.

Monday Night

Partly cloudy, with a low around 35.

Tuesday

Sunny, with a high near 50.