Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

40°F

4°C

Humidity 98%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 02 Dec 12:52 PM PST
Extended Forecast for

8 Miles WNW Illinois Valley OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. Northeast wind around 9 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Northeast wind around 14 mph, with gusts as high as 21 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 45. Northeast wind 11 to 13 mph, with gusts as high as 20 mph.

    High: 45 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37. Northeast wind around 10 mph.

    Low: 37 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 50. East northeast wind 5 to 9 mph.

    High: 50 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Slight Chance
    Showers

  • Friday

    Friday: Showers likely, mainly after 4pm.  Patchy fog after 11am.  Otherwise, partly sunny, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Showers
    Likely and
    Patchy Fog

  • Friday Night

    Friday Night: Showers.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Showers

  • Saturday

    Saturday: Showers.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. Northeast wind around 9 mph.
Tonight
Mostly cloudy, with a low around 33. Northeast wind around 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 45. Northeast wind 11 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 37. Northeast wind around 10 mph.
Thursday
Partly sunny, with a high near 50. East northeast wind 5 to 9 mph.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 41.
Friday
Showers likely, mainly after 4pm. Patchy fog after 11am. Otherwise, partly sunny, with a high near 51. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers. Mostly cloudy, with a low around 45.
Saturday
Showers. Mostly cloudy, with a high near 48.
Saturday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 44.
Sunday
Showers likely. Mostly cloudy, with a high near 47.
Sunday Night
A chance of showers. Snow level 6000 feet. Mostly cloudy, with a low around 40.
Monday
A slight chance of showers. Snow level 6300 feet. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
12:42 pm PST Dec 2, 2025
1pm PST Dec 2, 2025-6pm PST Dec 8, 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