Spring Weather Hazards Across the U.S. Thursday

Gusty winds and low relative humidity will bring critical fire weather to the central and southern Plains and south Texas Thursday. Widespread high winds will continue to impact the interior Northwest, northern Plains, and Upper Midwest Thursday. A storm tracking across the northern Plains, Great Lakes and into the Northeast U.S. will bring heavy snow and gusty winds Thursday into Saturday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 65%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 11 Mar 09:52 PM PDT
Extended Forecast for

17 Miles NE Happy Camp CA

  • Tonight

    Tonight: Partly cloudy, with a low around 39. West northwest wind 7 to 15 mph becoming north northeast after midnight. Winds could gust as high as 23 mph.

    Low: 39 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 54. Calm wind becoming north around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. Calm wind becoming west southwest 5 to 7 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 55. West northwest wind 5 to 10 mph.

    High: 55 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 40 percent chance of rain after 11pm.  Snow level 7000 feet. Mostly cloudy, with a low around 42. West northwest wind 8 to 15 mph, with gusts as high as 18 mph.

    Low: 42 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly before 11am.  Snow level 7500 feet. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.

    High: 52 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40. Breezy.

    Low: 40 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 39. West northwest wind 7 to 15 mph becoming north northeast after midnight. Winds could gust as high as 23 mph.
Thursday
Sunny, with a high near 54. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 40. Calm wind becoming west southwest 5 to 7 mph after midnight.
Friday
Mostly sunny, with a high near 55. West northwest wind 5 to 10 mph.
Friday Night
A 40 percent chance of rain after 11pm. Snow level 7000 feet. Mostly cloudy, with a low around 42. West northwest wind 8 to 15 mph, with gusts as high as 18 mph.
Saturday
Rain likely, mainly before 11am. Snow level 7500 feet. Mostly cloudy, with a high near 52. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 40. Breezy.
Sunday
Partly sunny, with a high near 61.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NE Happy Camp CA
 41.98°N 123.14°W (Elev. 4600 ft)
10:41 pm PDT Mar 11, 2026
10pm PDT Mar 11, 2026-6pm PDT Mar 18, 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