Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

54°F

12°C

Humidity 77%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 07 Dec 09:52 AM PST
Extended Forecast for

12 Miles NE Happy Camp CA

  • Today

    Today: A 30 percent chance of rain, mainly after 4pm.  Snow level 7700 feet. Mostly cloudy, with a high near 40. Southwest wind 9 to 11 mph.

    High: 40 °F

    Chance Rain

  • Tonight

    Tonight: A 40 percent chance of rain before 10pm.  Snow level 8100 feet. Mostly cloudy, with a low around 40. South southwest wind around 7 mph.

    Low: 40 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: A 20 percent chance of rain after 10am.  Snow level 8100 feet rising to 8700 feet in the afternoon. Partly sunny, with a high near 43. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 43 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain.  Snow level 7900 feet rising to 8900 feet after midnight. Mostly cloudy, with a low around 42. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: 42 °F

    Chance Rain

  • Tuesday

    Tuesday: A 20 percent chance of rain before 4pm.  Partly sunny, with a high near 43. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 43 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 4pm.  Snow level 8600 feet. Partly sunny, with a high near 45.

    High: 45 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 10pm.  Snow level 8700 feet. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of rain, mainly after 4pm. Snow level 7700 feet. Mostly cloudy, with a high near 40. Southwest wind 9 to 11 mph.
Tonight
A 40 percent chance of rain before 10pm. Snow level 8100 feet. Mostly cloudy, with a low around 40. South southwest wind around 7 mph.
Monday
A 20 percent chance of rain after 10am. Snow level 8100 feet rising to 8700 feet in the afternoon. Partly sunny, with a high near 43. South southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
A 30 percent chance of rain. Snow level 7900 feet rising to 8900 feet after midnight. Mostly cloudy, with a low around 42. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of rain before 4pm. Partly sunny, with a high near 43. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 43.
Wednesday
A 30 percent chance of rain, mainly before 4pm. Snow level 8600 feet. Partly sunny, with a high near 45.
Wednesday Night
A slight chance of rain before 10pm. Snow level 8700 feet. Mostly cloudy, with a low around 43.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Clear, with a low around 42.
Friday
Sunny, with a high near 49.
Friday Night
Clear, with a low around 39.
Saturday
Sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Happy Camp CA
 41.92°N 123.21°W (Elev. 5666 ft)
9:40 am PST Dec 7, 2025
10am PST Dec 7, 2025-6pm PST Dec 13, 2025
 
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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