National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

40°F

4°C

Humidity 75%
Wind Speed N 8 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Wind Chill35°F (2°C)
Last update 27 Dec 04:52 PM PST
Extended Forecast for

Cave Junction OR

  • Tonight

    Tonight: Patchy fog after 8pm. Widespread freezing fog after midnight. Otherwise, mostly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Freezing Fog
    and Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Widespread freezing fog before 11am. Otherwise, mostly sunny, with a high near 45. Calm wind becoming north around 5 mph.

    High: 45 °F

    Freezing Fog
    and Patchy
    Fog then
    Sunny

  • Sunday Night

    Sunday Night: Widespread dense freezing fog after 10pm. Partly cloudy, with a low around 29. Light northeast wind.

    Low: 29 °F

    Dense
    Freezing Fog

  • Monday

    Monday: Widespread freezing fog before 11am. Mostly sunny, with a high near 50. Calm wind.

    High: 50 °F

    Freezing Fog
    then Sunny

  • Monday Night

    Monday Night: Widespread freezing fog after 10pm. Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Freezing Fog

  • Tuesday

    Tuesday: Widespread freezing fog before 11am. Sunny, with a high near 54.

    High: 54 °F

    Freezing Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 10pm. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Patchy fog after 8pm. Widespread freezing fog after midnight. Otherwise, mostly cloudy, with a low around 27. Calm wind.
Sunday
Patchy fog before 10am. Widespread freezing fog before 11am. Otherwise, mostly sunny, with a high near 45. Calm wind becoming north around 5 mph.
Sunday Night
Widespread dense freezing fog after 10pm. Partly cloudy, with a low around 29. Light northeast wind.
Monday
Widespread freezing fog before 11am. Mostly sunny, with a high near 50. Calm wind.
Monday Night
Widespread freezing fog after 10pm. Partly cloudy, with a low around 32. Calm wind.
Tuesday
Widespread freezing fog before 11am. Sunny, with a high near 54.
Tuesday Night
Mostly clear, with a low around 33.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 36.
New Year's Day
A chance of rain. Partly sunny, with a high near 51.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37.
Friday
Rain likely. Snow level 4100 feet. Mostly cloudy, with a high near 48.
Friday Night
A chance of rain. Snow level 3500 feet. Mostly cloudy, with a low around 35.
Saturday
A chance of rain. Snow level 3400 feet. Mostly cloudy, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cave Junction OR
 42.17°N 123.64°W (Elev. 1398 ft)
Last Update:
3:41 pm PST Dec 27, 2025
Forecast Valid:
5pm PST Dec 27, 2025-6pm PST Jan 3, 2026
 
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Additional Resources

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