Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 100%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 15 Mar 03:52 AM PDT
Extended Forecast for

12 Miles W Happy Camp CA

  • Today

    Today: Mostly sunny, with a high near 58. North wind 6 to 10 mph becoming south in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. North wind around 8 mph.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 65. Northwest wind 5 to 8 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46. West northwest wind around 6 mph.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64. North wind 6 to 9 mph becoming west southwest in the morning.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 58. North wind 6 to 10 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 47. North wind around 8 mph.
Monday
Sunny, with a high near 65. Northwest wind 5 to 8 mph.
Monday Night
Clear, with a low around 46. West northwest wind around 6 mph.
Tuesday
Sunny, with a high near 64. North wind 6 to 9 mph becoming west southwest in the morning.
Tuesday Night
Mostly clear, with a low around 46.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 50.
Friday
Sunny, with a high near 67.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Happy Camp CA
 41.79°N 123.59°W (Elev. 5000 ft)
4:41 am PDT Mar 15, 2026
4am PDT Mar 15, 2026-6pm PDT Mar 21, 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