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

54°F

12°C

Humidity 45%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 10 Mar 12:52 PM PDT
Extended Forecast for

Happy Camp CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 58. Northwest wind around 6 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 65. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Southwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 71. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 11pm. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 11am. Partly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 58. Northwest wind around 6 mph.
Tonight
Partly cloudy, with a low around 38. North northwest wind around 6 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 65. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 42. Southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 71. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46.
Friday
Mostly sunny, with a high near 70.
Friday Night
A slight chance of showers after 11pm. Mostly cloudy, with a low around 43.
Saturday
A slight chance of showers before 11am. Partly sunny, with a high near 67.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 74.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Happy Camp CA
 41.81°N 123.36°W (Elev. 1299 ft)
Last Update:
12:51 pm PDT Mar 10, 2026
Forecast Valid:
1pm 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