National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

49°F

9°C

Humidity 83%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 05 Feb 11:52 AM PST
Extended Forecast for

9 Miles ENE Happy Camp CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 67. East wind around 6 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. East wind 3 to 5 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62. Southwest wind 3 to 5 mph.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: Rain, mainly after 10am. High near 58. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Rain

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm. Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain

  • Monday

    Monday: A chance of rain. Snow level 4300 feet. Partly sunny, with a high near 51.

    High: 51 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 67. East wind around 6 mph.
Tonight
Mostly clear, with a low around 40. East wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 66. Light and variable wind.
Friday Night
Partly cloudy, with a low around 40. Calm wind.
Saturday
Partly sunny, with a high near 62. Southwest wind 3 to 5 mph.
Saturday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 43.
Sunday
Rain, mainly after 10am. High near 58. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 38.
Monday
A chance of rain. Snow level 4300 feet. Partly sunny, with a high near 51.
Monday Night
A chance of rain. Snow level 4100 feet lowering to 3400 feet after midnight . Mostly cloudy, with a low around 34.
Tuesday
A chance of rain. Snow level 3000 feet rising to 3600 feet in the afternoon. Partly sunny, with a high near 50.
Tuesday Night
A chance of rain. Snow level 3400 feet. Mostly cloudy, with a low around 32.
Wednesday
A chance of rain. Snow level 2900 feet rising to 3900 feet in the afternoon. Partly sunny, with a high near 51.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Happy Camp CA
 41.84°N 123.19°W (Elev. 1421 ft)
Last Update:
11:46 am PST Feb 5, 2026
Forecast Valid:
12pm PST Feb 5, 2026-6pm PST Feb 11, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation