Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

47°F

8°C

Humidity 69%
Wind Speed NNE 5 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 22 Mar 02:52 AM PDT
Extended Forecast for

11 Miles NNE Happy Camp CA

  • Overnight

    Overnight: Partly cloudy, with a low around 35. North northeast wind around 11 mph.

    Low: 35 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 58. North northeast wind around 11 mph.

    High: 58 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. North northeast wind 7 to 11 mph becoming southwest after midnight.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 59. Light and variable wind becoming west southwest 6 to 11 mph in the morning.

    High: 59 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 49. West southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    Low: 49 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain.  Partly sunny, with a high near 56. Breezy.

    High: 56 °F

    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 11pm.  Mostly cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain before 8am, then a chance of rain and snow.  Snow level 7000 feet lowering to 5900 feet in the afternoon . Partly sunny, with a high near 49.

    High: 49 °F

    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A slight chance of rain and snow before 11pm.  Partly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 35. North northeast wind around 11 mph.
Sunday
Partly sunny, with a high near 58. North northeast wind around 11 mph.
Sunday Night
Mostly cloudy, with a low around 42. North northeast wind 7 to 11 mph becoming southwest after midnight.
Monday
Partly sunny, with a high near 59. Light and variable wind becoming west southwest 6 to 11 mph in the morning.
Monday Night
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 49. West southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday
A 50 percent chance of rain. Partly sunny, with a high near 56. Breezy.
Tuesday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 44. Chance of precipitation is 60%.
Wednesday
A chance of rain before 8am, then a chance of rain and snow. Snow level 7000 feet lowering to 5900 feet in the afternoon . Partly sunny, with a high near 49.
Wednesday Night
A slight chance of rain and snow before 11pm. Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly clear, with a low around 35.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Happy Camp CA
 41.94°N 123.25°W (Elev. 4360 ft)
3:21 am PDT Mar 22, 2026
3am PDT Mar 22, 2026-6pm PDT Mar 28, 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