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

16 Miles NE Happy Camp CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 45. North wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. North wind 5 to 9 mph becoming light and variable.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 55. South wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 55 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. South southwest wind 6 to 8 mph.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55. South southwest wind 5 to 8 mph becoming west in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 11pm. Mostly cloudy, with a low around 45.

    Low: 45 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers before 11am. Partly sunny, with a high near 57.

    High: 57 °F

    Slight Chance
    Showers then
    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 45. North wind 10 to 13 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 32. North wind 5 to 9 mph becoming light and variable.
Wednesday
Partly sunny, with a high near 55. South wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly cloudy, with a low around 36. South southwest wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 55. South southwest wind 5 to 8 mph becoming west in the afternoon.
Thursday Night
Mostly clear, with a low around 40.
Friday
Mostly sunny, with a high near 56.
Friday Night
A slight chance of showers after 11pm. Mostly cloudy, with a low around 45.
Saturday
A slight chance of showers before 11am. Partly sunny, with a high near 57.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NE Happy Camp CA
 41.97°N 123.17°W (Elev. 2999 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

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Chance of Precipitation