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

52°F

11°C

Humidity 92%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 07 Dec 04:52 PM PST
Extended Forecast for

12 Miles NE Happy Camp CA

  • This Afternoon

    This Afternoon: A 30 percent chance of rain.  Snow level 7800 feet. Mostly cloudy, with a high near 40. West southwest wind around 7 mph.

    High: 40 °F

    Chance Rain

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 10pm.  Snow level 7400 feet. Mostly cloudy, with a low around 39. Southwest wind around 10 mph.

    Low: 39 °F

    Chance Rain

  • Monday

    Monday: A slight chance of rain before 11am, then a slight chance of rain after 1pm.  Snow level 8100 feet. Partly sunny, with a high near 44. Southwest wind 7 to 10 mph.  Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain.  Snow level 8800 feet lowering to 8100 feet. Mostly cloudy, with a low around 38. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: 38 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain, mainly after 10am.  Snow level 8400 feet rising to 9400 feet in the afternoon. Mostly cloudy, with a high near 44. Southwest wind 13 to 18 mph, with gusts as high as 28 mph.

    High: 44 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly before 4pm.  Snow level 8400 feet. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A slight chance of rain before 10pm.  Snow level 8100 feet. Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of rain. Snow level 7800 feet. Mostly cloudy, with a high near 40. West southwest wind around 7 mph.
Tonight
A 30 percent chance of rain, mainly before 10pm. Snow level 7400 feet. Mostly cloudy, with a low around 39. Southwest wind around 10 mph.
Monday
A slight chance of rain before 11am, then a slight chance of rain after 1pm. Snow level 8100 feet. Partly sunny, with a high near 44. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of rain. Snow level 8800 feet lowering to 8100 feet. Mostly cloudy, with a low around 38. Southwest wind 15 to 18 mph, with gusts as high as 28 mph.
Tuesday
A 40 percent chance of rain, mainly after 10am. Snow level 8400 feet rising to 9400 feet in the afternoon. Mostly cloudy, with a high near 44. Southwest wind 13 to 18 mph, with gusts as high as 28 mph.
Tuesday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 43.
Wednesday
A 40 percent chance of rain, mainly before 4pm. Snow level 8400 feet. Partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain before 10pm. Snow level 8100 feet. Mostly cloudy, with a low around 41.
Thursday
Sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 49.
Saturday Night
A slight chance of rain. Snow level 7300 feet. Partly cloudy, with a low around 40.
Sunday
A slight chance of rain. Snow level 6900 feet. Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Happy Camp CA
 41.92°N 123.21°W (Elev. 5666 ft)
3:41 pm PST Dec 7, 2025
5pm PST Dec 7, 2025-6pm PST Dec 14, 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