Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 99%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Mar 12:52 AM PST
Extended Forecast for

12 Miles NE Happy Camp CA

  • Tonight

    Tonight: Mostly clear, with a low around 37. North northeast wind around 6 mph becoming south southwest after midnight.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Southwest wind 7 to 10 mph.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow, mainly after 10pm.  Low around 34. Southwest wind 8 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 34 °F

    Snow

  • Wednesday

    Wednesday: Snow before 10am, then snow showers after 10am.  High near 36. West wind around 11 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 10pm.  Low around 32. Northwest wind 8 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Snow Showers
    then Chance
    Snow Showers

  • Thursday

    Thursday: A chance of snow showers, mainly before 10am, then a slight chance of snow after 4pm.  Partly sunny, with a high near 37. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 10pm.  Partly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 37. North northeast wind around 6 mph becoming south southwest after midnight.
Tuesday
Mostly sunny, with a high near 46. Southwest wind 7 to 10 mph.
Tuesday Night
Snow, mainly after 10pm. Low around 34. Southwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday
Snow before 10am, then snow showers after 10am. High near 36. West wind around 11 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers, mainly before 10pm. Low around 32. Northwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
A chance of snow showers, mainly before 10am, then a slight chance of snow after 4pm. Partly sunny, with a high near 37. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A 20 percent chance of snow before 10pm. Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 40.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
A slight chance of rain and snow. Snow level 7600 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 39.
Monday
A slight chance of rain and snow. Snow level 5900 feet. Mostly cloudy, with a high near 47.
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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 Mar 2, 2026
5pm PST Mar 2, 2026-6pm PDT Mar 9, 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