Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. 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 NNW 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 17 Mar 09:52 PM PDT
Extended Forecast for

11 Miles NNE Happy Camp CA

  • Tonight

    Tonight: Clear, with a low around 50. Southwest wind around 6 mph.

    Low: 50 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. South southwest wind 5 to 9 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 49. South southwest wind 5 to 8 mph.

    Low: 49 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Southwest wind around 7 mph.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. South southwest wind 5 to 8 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: A chance of rain, mixing with snow after 8am, then gradually ending.  Snow level 7900 feet lowering to 6900 feet in the afternoon . Partly sunny, with a high near 52.

    High: 52 °F

    Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 50. Southwest wind around 6 mph.
Wednesday
Sunny, with a high near 65. South southwest wind 5 to 9 mph.
Wednesday Night
Clear, with a low around 49. South southwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 67. Southwest wind around 7 mph.
Thursday Night
Mostly clear, with a low around 50. South southwest wind 5 to 8 mph.
Friday
Mostly sunny, with a high near 66.
Friday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 44.
Saturday
A chance of rain, mixing with snow after 8am, then gradually ending. Snow level 7900 feet lowering to 6900 feet in the afternoon . Partly sunny, with a high near 52.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A slight chance of rain and snow. Snow level 5800 feet rising to 6600 feet in the afternoon. Partly sunny, with a high near 55.
Monday Night
A chance of rain and snow. Snow level 6900 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 41.
Tuesday
Rain and snow likely. Snow level 5600 feet. Mostly cloudy, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Happy Camp CA
 41.95°N 123.28°W (Elev. 4839 ft)
10:12 pm PDT Mar 17, 2026
10pm PDT Mar 17, 2026-6pm PDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database