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

Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

46°F

8°C

Humidity 63%
Wind Speed E 2 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 10 Mar 10:52 AM PDT
Extended Forecast for

12 Miles NE Happy Camp CA

  • Today

    Today: Mostly sunny, with a high near 35. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. North wind around 6 mph becoming light and variable after midnight.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 48. Southwest wind 3 to 8 mph.

    High: 48 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. Southwest wind 7 to 9 mph.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46. West wind around 8 mph.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

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

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 11pm. Snow level 7600 feet lowering to 7100 feet. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 11am. Snow level 7400 feet lowering to 6600 feet in the afternoon . Partly sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 35. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Tonight
Partly cloudy, with a low around 29. North wind around 6 mph becoming light and variable after midnight.
Wednesday
Partly sunny, with a high near 48. Southwest wind 3 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 34. Southwest wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 46. West wind around 8 mph.
Thursday Night
Mostly clear, with a low around 38.
Friday
Mostly sunny, with a high near 47.
Friday Night
A slight chance of showers after 11pm. Snow level 7600 feet lowering to 7100 feet. Mostly cloudy, with a low around 40.
Saturday
A slight chance of showers before 11am. Snow level 7400 feet lowering to 6600 feet in the afternoon . Partly sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
Mostly sunny, with a high near 57.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Happy Camp CA
 41.92°N 123.21°W (Elev. 5666 ft)
Last Update:
10:41 am PDT Mar 10, 2026
Forecast Valid:
11am PDT Mar 10, 2026-6pm PDT Mar 16, 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