Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

7-Day Forecast 42.11°N 123.69°W (Text-Only)
NWS Forecast for: Illinois Valley OR
Issued by: National Weather Service Medford, OR
Last Update: 9:41 pm PST Dec 28, 2025
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  • Tonight

    Tonight: Widespread freezing fog after 10pm. Partly cloudy, with a low around 30. North wind around 7 mph.

    Low: 30 °F

    Freezing Fog


  • Monday

    Monday: Widespread freezing fog before 11am. Mostly sunny, with a high near 52. North northeast wind 3 to 5 mph.

    High: 52 °F

    Freezing Fog
    then Mostly
    Sunny

  • Monday
    Night

    Monday Night: Widespread freezing fog after 10pm. Mostly clear, with a low around 32. North northeast wind 3 to 5 mph.

    Low: 32 °F

    Freezing Fog


  • Tuesday

    Tuesday: Widespread freezing fog before 11am. Sunny, with a high near 56. Calm wind.

    High: 56 °F

    Freezing Fog
    then Sunny

  • Tuesday
    Night

    Tuesday Night: Widespread fog after 10pm. Widespread freezing fog after 10pm.  Otherwise, partly cloudy, with a low around 34. Light east southeast wind.

    Low: 34 °F

    Freezing Fog
    and Fog

  • Wednesday

    Wednesday: Widespread fog before 11am. Widespread freezing fog before 10am.  Otherwise, partly sunny, with a high near 55.

    High: 55 °F

    Freezing Fog
    and Fog then
    Partly Sunny

  • Wednesday
    Night

    Wednesday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain


  • New
    Year's
    Day

    New Year's Day: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain Likely


  • Thursday
    Night

    Thursday Night: Rain likely.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Rain Likely




  • Tonight: Widespread freezing fog after 10pm. Partly cloudy, with a low around 30. North wind around 7 mph.

    Monday: Widespread freezing fog before 11am. Mostly sunny, with a high near 52. North northeast wind 3 to 5 mph.

    Monday Night: Widespread freezing fog after 10pm. Mostly clear, with a low around 32. North northeast wind 3 to 5 mph.

    Tuesday: Widespread freezing fog before 11am. Sunny, with a high near 56. Calm wind.

    Tuesday Night: Widespread fog after 10pm. Widespread freezing fog after 10pm. Otherwise, partly cloudy, with a low around 34. Light east southeast wind.

    Wednesday: Widespread fog before 11am. Widespread freezing fog before 10am. Otherwise, partly sunny, with a high near 55.

    Wednesday Night: A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 37.

    New Year's Day: Rain likely, mainly after 10am. Mostly cloudy, with a high near 50.

    Thursday Night: Rain likely. Mostly cloudy, with a low around 38.

    Friday: Rain likely. Mostly cloudy, with a high near 50.

    Friday Night: Rain likely. Mostly cloudy, with a low around 36.

    Saturday: Rain likely. Snow level 4400 feet. Mostly cloudy, with a high near 48.

    Saturday Night: Rain likely. Snow level 4300 feet. Mostly cloudy, with a low around 36.

    Sunday: Rain likely. Snow level 4400 feet. Mostly cloudy, with a high near 48.



    Illinois Valley OR
     42.11°N 123.69°W (Elev. 1398 ft)

    Visit your local NWS office at: https://www.weather.gov/mfr