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

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

37°F

3°C

Humidity 97%
Wind Speed NNW 0 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 21 Feb 03:52 AM PST
Extended Forecast for

8 Miles WNW Illinois Valley OR

Wind Advisory until February 22, 07:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until February 22, 07:00am

    NOW until 7:00am Sun

    Wind Advisory

  • This Afternoon

    High: 44 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 1am. Snow level 4900 feet rising to 5800 feet after midnight. Low around 39. Breezy, with a south wind around 24 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Breezy.
    Chance Rain
    then Rain

  • Sunday

    Sunday: Rain. Snow level 5600 feet rising to 6300 feet in the afternoon. High near 45. South southwest wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 45 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 44. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    Rain and
    Breezy

  • Monday

    Monday: Rain. High near 49. South southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 49 °F

    Rain

  • Monday Night

    Monday Night: Rain. The rain could be heavy at times. Low around 45. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Low: 45 °F

    Heavy Rain

  • Tuesday

    Tuesday: Rain. The rain could be heavy at times. High near 47. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 47 °F

    Heavy Rain

  • Tuesday Night

    Tuesday Night: Rain. Snow level 5400 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain. Snow level 4300 feet. Partly sunny, with a high near 44. South wind around 18 mph, with gusts as high as 29 mph.
Tonight
Rain, mainly after 1am. Snow level 4900 feet rising to 5800 feet after midnight. Low around 39. Breezy, with a south wind around 24 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Rain. Snow level 5600 feet rising to 6300 feet in the afternoon. High near 45. South southwest wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Rain. Low around 44. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
Rain. High near 49. South southwest wind 16 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday Night
Rain. The rain could be heavy at times. Low around 45. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Tuesday
Rain. The rain could be heavy at times. High near 47. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Rain. Snow level 5400 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 39.
Wednesday
A chance of rain. Snow level 4100 feet. Partly sunny, with a high near 47.
Wednesday Night
A slight chance of rain. Snow level 4500 feet. Partly cloudy, with a low around 36.
Thursday
A slight chance of rain. Snow level 4300 feet rising to 4900 feet in the afternoon. Partly sunny, with a high near 51.
Thursday Night
A chance of rain. Snow level 4900 feet. Mostly cloudy, with a low around 38.
Friday
A chance of rain. Snow level 4700 feet. Mostly sunny, with a high near 54.
Friday Night
A slight chance of rain. Snow level 4800 feet. Partly cloudy, with a low around 39.
Saturday
A chance of rain. Snow level 5300 feet. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WNW Illinois Valley OR
 42.14°N 123.81°W (Elev. 3209 ft)
Last Update:
2:21 pm PST Feb 21, 2026
Forecast Valid:
3pm PST Feb 21, 2026-6pm PST Feb 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation