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

Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

40°F

4°C

Humidity 93%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 28 Nov 06:52 PM PST
Extended Forecast for

5 Miles NW Cave Junction OR

  • Tonight

    Tonight: Patchy dense fog before 10pm, then patchy dense fog after 4am. Otherwise, partly cloudy, with a low around 35. Light west wind.

    Low: 35 °F

    Patchy Dense
    Fog

  • Saturday

    Saturday: Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 53. Light and variable wind.

    High: 53 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37. Light north wind.

    Low: 37 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 50. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 50 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. East northeast wind around 6 mph.

    Low: 34 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy dense fog before 10pm, then patchy dense fog after 4am. Otherwise, partly cloudy, with a low around 35. Light west wind.
Saturday
Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 53. Light and variable wind.
Saturday Night
Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 37. Light north wind.
Sunday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 50. Calm wind becoming north northeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 34. East northeast wind around 6 mph.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Mostly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Mostly sunny, with a high near 52.
Thursday Night
Partly cloudy, with a low around 38.
Friday
A slight chance of rain. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Cave Junction OR
 42.22°N 123.69°W (Elev. 2182 ft)
Last Update:
3:40 pm PST Nov 28, 2025
Forecast Valid:
7pm PST Nov 28, 2025-6pm PST Dec 5, 2025
 
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Additional Resources

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Chance of Precipitation