Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

59°F

15°C

Humidity 58%
Wind Speed WSW 6 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 20 Apr 04:52 PM PDT
Extended Forecast for

13 Miles NE Happy Camp CA

Winter Weather Advisory April 20, 05:12pm until April 21, 11:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 20, 05:12pm until April 21, 11:00am

    NOW until 11:00am Tue

    Winter Weather Advisory

  • This Afternoon

    High: 37 °F

    Rain Likely

  • Tonight

    Tonight: Rain and snow, becoming all snow after 1am.  Steady temperature around 37. South southeast wind 6 to 9 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    then Snow

  • Tuesday

    Tuesday: Snow likely before 11am, then snow showers after 11am. Some thunder is also possible.  High near 37. South wind around 6 mph becoming west in the afternoon.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Snow Likely
    then Snow
    Showers

  • Tuesday Night

    Tuesday Night: Snow showers before 8pm, then snow, mainly between 8pm and 11pm. Some thunder is also possible.  Low around 32. West northwest wind 6 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Snow Showers
    then Chance
    Snow

  • Wednesday

    Wednesday: Snow likely.  Mostly cloudy, with a high near 35. West wind 10 to 18 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

Detailed Forecast

This Afternoon
Rain likely. Snow level 6300 feet. Mostly cloudy, with a steady temperature around 37. South wind around 10 mph. Chance of precipitation is 70%.
Tonight
Rain and snow, becoming all snow after 1am. Steady temperature around 37. South southeast wind 6 to 9 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Snow likely before 11am, then snow showers after 11am. Some thunder is also possible. High near 37. South wind around 6 mph becoming west in the afternoon. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow showers before 8pm, then snow, mainly between 8pm and 11pm. Some thunder is also possible. Low around 32. West northwest wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely. Mostly cloudy, with a high near 35. West wind 10 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 31.
Thursday
Sunny, with a high near 48.
Thursday Night
Clear, with a low around 35.
Friday
Sunny, with a high near 54.
Friday Night
Clear, with a low around 39.
Saturday
Sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 39.
Sunday
A slight chance of rain and snow. Snow level 6100 feet rising to 6800 feet in the afternoon. Mostly sunny, with a high near 52.
Sunday Night
A slight chance of rain and snow. Snow level 7100 feet lowering to 6300 feet after midnight . Partly cloudy, with a low around 39.
Monday
A chance of rain and snow. Snow level 6100 feet rising to 6700 feet in the afternoon. Mostly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NE Happy Camp CA
 41.93°N 123.18°W (Elev. 5801 ft)
4:41 pm PDT Apr 20, 2026
5pm PDT Apr 20, 2026-6pm PDT Apr 27, 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