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

Critical Fire Weather in the Southern Plains; Severe Storms in the Ohio Valley

Strong winds and low humidity will create elevated to critical fire weather conditions across the Southern Plains on Thursday. Strong to severe thunderstorms are forecast in the Ohio Valley late Thursday into Friday morning, with the strongest storms capable of producing very large hail, damaging winds, and a few tornadoes. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

41°F

5°C

Humidity 66%
Wind Speed NNE 11 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill34°F (1°C)
Last update 26 Mar 01:52 AM PDT
Extended Forecast for

5 Miles NNW Cave Junction OR

  • Overnight

    Overnight: Widespread frost. Otherwise, mostly clear, with a low around 30. Light north northeast wind.

    Low: 30 °F

    Frost

  • Thursday

    Thursday: Widespread frost before 8am. Otherwise, sunny, with a high near 62. Northeast wind 8 to 11 mph.

    High: 62 °F

    Frost then
    Sunny

  • Thursday Night

    Thursday Night: Areas of frost after 2am. Otherwise, partly cloudy, with a low around 36. Northeast wind 3 to 8 mph.

    Low: 36 °F

    Partly Cloudy
    then Areas
    Frost

  • Friday

    Friday: Areas of frost before 8am. Otherwise, mostly sunny, with a high near 74. East northeast wind around 5 mph becoming calm in the afternoon.

    High: 74 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Widespread frost. Otherwise, mostly clear, with a low around 30. Light north northeast wind.
Thursday
Widespread frost before 8am. Otherwise, sunny, with a high near 62. Northeast wind 8 to 11 mph.
Thursday Night
Areas of frost after 2am. Otherwise, partly cloudy, with a low around 36. Northeast wind 3 to 8 mph.
Friday
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 74. East northeast wind around 5 mph becoming calm in the afternoon.
Friday Night
Mostly clear, with a low around 39. Light and variable wind.
Saturday
Sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 62.
Monday Night
Rain likely. Mostly cloudy, with a low around 42.
Tuesday
Rain likely. Mostly cloudy, with a high near 58.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 39.
Wednesday
Rain. Snow level 4300 feet. Mostly cloudy, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
Last Update:
2:46 am PDT Mar 26, 2026
Forecast Valid:
2am PDT Mar 26, 2026-6pm PDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation