Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

46°F

8°C

Humidity	64%
Wind Speed	E 1 MPH
Barometer	NA
Dewpoint	34°F (1°C)
Visibility	NA
Last update	29 Dec 12:52 PM PST

More Information:

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

Extended Forecast for

9 Miles ENE Happy Camp CA

This Afternoon
High: 52 °F
Sunny
Tonight
Low: 34 °F
Fog
Tuesday
High: 54 °F
Dense Fog
then Sunny
Tuesday Night
Low: 36 °F
Freezing Fog
and Fog
Wednesday
High: 52 °F
Chance Rain
and Freezing
Fog
Wednesday Night
Low: 40 °F
Rain Likely
New Year's Day
High: 53 °F
Rain
Thursday Night
Low: 40 °F
Rain
Friday
High: 54 °F
Rain

Detailed Forecast

This Afternoon

Sunny, with a high near 52. Light east northeast wind.

Tonight

Widespread fog after 10pm. Otherwise, mostly clear, with a low around 34. East wind around 6 mph.

Tuesday

Widespread dense fog before noon. Otherwise, sunny, with a high near 54. East northeast wind 3 to 6 mph.

Tuesday Night

Widespread fog after 10pm. Widespread freezing fog after 10pm. Otherwise, increasing clouds, with a low around 36. East southeast wind around 6 mph.

Wednesday

A 30 percent chance of rain, mainly after 4pm. Widespread fog before 11am. Widespread freezing fog before 10am. Otherwise, partly sunny, with a high near 52. South southeast wind 3 to 5 mph.

Wednesday Night

Rain likely, mainly after 10pm. Mostly cloudy, with a low around 40. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

New Year's Day

Rain. High near 53. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Thursday Night

Rain. Mostly cloudy, with a low around 40.

Friday

Rain. Mostly cloudy, with a high near 54.

Friday Night

Rain. Mostly cloudy, with a low around 39.

Saturday

Rain. Snow level 4500 feet. Mostly cloudy, with a high near 51.

Saturday Night

Rain likely. Snow level 4200 feet. Mostly cloudy, with a low around 37.