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

32°F

0°C

Humidity 97%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 17 Feb 09:52 PM PST
Extended Forecast for

18 Miles WNW Cave Junction OR

Winter Weather Advisory February 17, 10:51pm until February 19, 10:00am
Winter Storm Warning February 17, 10:51pm until February 19, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
Winter Storm Warning
  •  
    Winter Weather Advisory February 17, 10:51pm until February 19, 10:00am
    Winter Storm Warning February 17, 10:51pm until February 19, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Tonight

    Low: 25 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow, mainly after 2pm. The snow could be heavy at times.  High near 34. South southwest wind 6 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 34 °F

    Chance Snow
    then Heavy
    Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 29. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    Low: 29 °F

    Heavy Snow

  • Thursday

    Thursday: Snow.  High near 36. Northwest wind 6 to 8 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 36 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 26. North northwest wind around 6 mph becoming east after midnight.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 38. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow.  Low around 33. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Snow

  • Saturday

    Saturday: Snow before 10am, then rain and snow likely between 10am and 1pm, then rain likely after 1pm.  Snow level rising to 3600 feet in the afternoon. Mostly cloudy, with a high near 42.

    High: 42 °F

    Rain/Snow

Detailed Forecast

Tonight
Snow likely, mainly before 5am. Mostly cloudy, with a low around 25. South southwest wind around 6 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.
Wednesday
Snow, mainly after 2pm. The snow could be heavy at times. High near 34. South southwest wind 6 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 29. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Thursday
Snow. High near 36. Northwest wind 6 to 8 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 26. North northwest wind around 6 mph becoming east after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 38. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 33. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow before 10am, then rain and snow likely between 10am and 1pm, then rain likely after 1pm. Snow level rising to 3600 feet in the afternoon. Mostly cloudy, with a high near 42.
Saturday Night
Rain before 10pm, then rain, possibly mixed with snow. Snow level 3700 feet. Cloudy, with a low around 38. Breezy.
Sunday
Rain, possibly mixed with snow, becoming all rain after 10am. Snow level 3800 feet. Cloudy, with a high near 41. Breezy.
Sunday Night
Rain, possibly mixed with snow. Snow level 3500 feet. Cloudy, with a low around 39.
Monday
Rain, possibly mixed with snow. Snow level 3300 feet. Cloudy, with a high near 42.
Monday Night
Rain, possibly mixed with snow. Snow level 3300 feet. Cloudy, with a low around 39.
Tuesday
Rain, possibly mixed with snow. Snow level 3200 feet. Cloudy, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles WNW Cave Junction OR
 42.22°N 123.99°W (Elev. 2487 ft)
9:41 pm PST Feb 17, 2026
10pm PST Feb 17, 2026-6pm PST Feb 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database