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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 99%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 11 Jan 02:52 AM PST
Extended Forecast for

12 Miles W Happy Camp CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 35. Southeast wind around 11 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 46. Light southeast wind.

    High: 46 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. Light east southeast wind.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 49. Northeast wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. East wind 16 to 18 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 53.

    High: 53 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 39.

    Low: 39 °F

    Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 35. Southeast wind around 11 mph.
Sunday
Mostly sunny, with a high near 46. Light southeast wind.
Sunday Night
Mostly clear, with a low around 36. Light east southeast wind.
Monday
Mostly sunny, with a high near 49. Northeast wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 38. East wind 16 to 18 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Clear, with a low around 39.
Thursday
Sunny, with a high near 54.
Thursday Night
Clear, with a low around 38.
Friday
Sunny, with a high near 52.
Friday Night
Clear, with a low around 37.
Saturday
Sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Happy Camp CA
 41.79°N 123.59°W (Elev. 5000 ft)
Last Update:
2:16 am PST Jan 11, 2026
Forecast Valid:
3am PST Jan 11, 2026-6pm PST Jan 17, 2026
 
Forecast Discussion
 
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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