Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

33°F

1°C

Humidity 97%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 10 Mar 11:52 PM PDT
Extended Forecast for

12 Miles NNE Happy Camp CA

  • Overnight

    Overnight: Mostly clear, with a low around 30. West southwest wind around 8 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 46. Southwest wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36. Southwest wind 13 to 15 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers after 11am.  Snow level 6800 feet. Mostly sunny, with a high near 50. West wind 9 to 14 mph, with gusts as high as 20 mph.

    High: 50 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36. West wind 8 to 18 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of rain before 11am.  Snow level 6000 feet rising to 7200 feet in the afternoon. Mostly sunny, with a high near 52.

    High: 52 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of rain, mainly after 11pm.  Snow level 7500 feet. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Chance Rain

  • Saturday

    Saturday: Rain likely, mainly before 11am.  Snow level 7700 feet lowering to 7100 feet in the afternoon . Mostly cloudy, with a high near 49.

    High: 49 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 30. West southwest wind around 8 mph.
Wednesday
Partly sunny, with a high near 46. Southwest wind 9 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 36. Southwest wind 13 to 15 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of showers after 11am. Snow level 6800 feet. Mostly sunny, with a high near 50. West wind 9 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 36. West wind 8 to 18 mph, with gusts as high as 22 mph.
Friday
A 20 percent chance of rain before 11am. Snow level 6000 feet rising to 7200 feet in the afternoon. Mostly sunny, with a high near 52.
Friday Night
A 50 percent chance of rain, mainly after 11pm. Snow level 7500 feet. Mostly cloudy, with a low around 41.
Saturday
Rain likely, mainly before 11am. Snow level 7700 feet lowering to 7100 feet in the afternoon . Mostly cloudy, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 64.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Happy Camp CA
 41.96°N 123.25°W (Elev. 5138 ft)
10:41 pm PDT Mar 10, 2026
12am PDT Mar 11, 2026-6pm PDT Mar 17, 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