Critical Fire Weather in the High Plains; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central and southern High Plains Wednesday. Two Pacific storms will continue impacting the mountains of the western U.S. into Thursday with gusty winds and heavy snow. Heavy snow and gusty winds will continue to impact the northern Plains into the central Great Lakes Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

29°F

-2°C

Humidity 98%
Wind Speed ENE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 18 Feb 01:52 AM PST
Extended Forecast for

12 Miles ESE Cave Junction OR

Winter Weather Advisory February 18, 02:32am until February 19, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 02:32am until February 19, 10:00am

    NOW until 10:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 19 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly before 3pm.  Mostly cloudy, with a high near 28. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 28 °F

    Chance Snow
    then Snow
    Likely

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 25. South wind 11 to 20 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    Low: 25 °F

    Heavy Snow

  • Thursday

    Thursday: Snow.  High near 32. South southwest wind 5 to 8 mph becoming northwest in the morning.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 21. North northwest wind 5 to 8 mph becoming southeast after midnight.  New snow accumulation of less than a half inch possible.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow.  Partly sunny, with a high near 33. Little or no snow accumulation expected.

    High: 33 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely, mainly after 4am.  Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly after 4pm.  Mostly cloudy, with a high near 38.

    High: 38 °F

    Snow Likely

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly after 3am. Mostly cloudy, with a low around 19. South wind around 6 mph. Total nighttime snow accumulation of less than one inch possible.
Wednesday
Snow likely, mainly before 3pm. Mostly cloudy, with a high near 28. West southwest wind 7 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 25. South wind 11 to 20 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Thursday
Snow. High near 32. South southwest wind 5 to 8 mph becoming northwest in the morning. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 21. North northwest wind 5 to 8 mph becoming southeast after midnight. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 33. Little or no snow accumulation expected.
Friday Night
Snow likely, mainly after 4am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Snow likely, mainly after 4pm. Mostly cloudy, with a high near 38.
Saturday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 35. Breezy.
Sunday
Snow. The snow could be heavy at times. Cloudy, with a high near 40. Breezy.
Sunday Night
Snow. Cloudy, with a low around 37.
Monday
Snow. The snow could be heavy at times. Cloudy, with a high near 39. Breezy.
Monday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 35.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ESE Cave Junction OR
 42.09°N 123.44°W (Elev. 4610 ft)
2:27 am PST Feb 18, 2026
2am PST Feb 18, 2026-6pm PST Feb 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database