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

47°F

8°C

Humidity 79%
Wind Speed NNE 4 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 02 Dec 03:52 PM PST
Extended Forecast for

Illinois Valley OR

  • Tonight

    Tonight: Patchy fog before 8pm, then patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 30. Calm wind becoming north 5 to 8 mph after midnight.

    Low: 30 °F

    Patchy Fog

  • Wednesday

    Wednesday: Areas of fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 53. North wind 5 to 9 mph.

    High: 53 °F

    Areas Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 34. Light northeast wind.

    Low: 34 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57. Calm wind.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers.  Areas of fog after 11pm.  Otherwise, mostly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Slight Chance
    Showers and
    Areas Fog

  • Friday

    Friday: A 40 percent chance of showers, mainly after 10am.  Areas of fog.  Otherwise, mostly cloudy, with a high near 59.

    High: 59 °F

    Chance
    Showers and
    Areas Fog

  • Friday Night

    Friday Night: Showers likely.  Areas of fog.  Otherwise, mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely and
    Areas Fog

  • Saturday

    Saturday: Showers.  Areas of fog before 10am.  Otherwise, cloudy, with a high near 56.

    High: 56 °F

    Showers and
    Areas Fog

  • Saturday Night

    Saturday Night: A chance of showers.  Patchy fog.  Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers and
    Patchy Fog

Detailed Forecast

Tonight
Patchy fog before 8pm, then patchy fog after 11pm. Otherwise, partly cloudy, with a low around 30. Calm wind becoming north 5 to 8 mph after midnight.
Wednesday
Areas of fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 53. North wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 34. Light northeast wind.
Thursday
Partly sunny, with a high near 57. Calm wind.
Thursday Night
A 20 percent chance of showers. Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 40. Calm wind.
Friday
A 40 percent chance of showers, mainly after 10am. Areas of fog. Otherwise, mostly cloudy, with a high near 59.
Friday Night
Showers likely. Areas of fog. Otherwise, mostly cloudy, with a low around 44. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers. Areas of fog before 10am. Otherwise, cloudy, with a high near 56.
Saturday Night
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 44.
Sunday
Showers likely, mainly between 10am and 4pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 56.
Sunday Night
A chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 40.
Monday
A slight chance of showers. Areas of fog. Otherwise, partly sunny, with a high near 59.
Monday Night
A slight chance of showers. Patchy fog. Otherwise, mostly cloudy, with a low around 41.
Tuesday
A chance of showers. Areas of fog. Otherwise, partly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
3:41 pm PST Dec 2, 2025
4pm PST Dec 2, 2025-6pm PST Dec 9, 2025
 
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Additional Resources

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