Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

77°F

25°C

Humidity 38%
Wind Speed N 4 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index78°F (26°C)
Last update 17 Aug 09:52 PM PDT
Extended Forecast for

10 Miles N Happy Camp CA

  • Tonight

    Tonight: Mostly clear, with a low around 63. North wind around 8 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. Calm wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. North northeast wind 6 to 9 mph.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, then gradually becoming sunny, with a high near 84. North northeast wind around 6 mph becoming calm.

    High: 84 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Northwest wind 5 to 8 mph becoming northeast after midnight.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 63. North wind around 8 mph.
Tuesday
Sunny, with a high near 84. Calm wind becoming north northwest 5 to 9 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 64. North northeast wind 6 to 9 mph.
Wednesday
Partly sunny, then gradually becoming sunny, with a high near 84. North northeast wind around 6 mph becoming calm.
Wednesday Night
Mostly clear, with a low around 65. Northwest wind 5 to 8 mph becoming northeast after midnight.
Thursday
Mostly sunny, with a high near 84.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 75.
Saturday Night
Clear, with a low around 55.
Sunday
Sunny, with a high near 80.
Sunday Night
Clear, with a low around 59.
Monday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles N Happy Camp CA
 41.94°N 123.4°W (Elev. 3773 ft)
4:40 pm PDT Aug 17, 2026
10pm PDT Aug 17, 2026-6pm PDT Aug 24, 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