National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

36°F

2°C

Humidity 96%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 20 Mar 04:52 AM PDT
Extended Forecast for

16 Miles NE Happy Camp CA

  • Today

    Today: Mostly sunny, with a high near 70. Light and variable wind becoming north 5 to 10 mph in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. North northeast wind 5 to 8 mph becoming southwest after midnight.

    Low: 55 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind 5 to 7 mph.

    High: 58 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. North wind 7 to 11 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 62. North northeast wind 6 to 8 mph.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain. Partly sunny, with a high near 65.

    High: 65 °F

    Chance Rain

Detailed Forecast

Today
Mostly sunny, with a high near 70. Light and variable wind becoming north 5 to 10 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 55. North northeast wind 5 to 8 mph becoming southwest after midnight.
Saturday
A 20 percent chance of rain before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind 5 to 7 mph.
Saturday Night
Mostly clear, with a low around 38. North wind 7 to 11 mph.
Sunday
Mostly sunny, with a high near 62. North northeast wind 6 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 53.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 50.
Wednesday
A chance of rain and snow. Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Sunny, with a high near 59.
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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:
4:41 am PDT Mar 20, 2026
Forecast Valid:
5am PDT Mar 20, 2026-6pm PDT Mar 26, 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