Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

40°F

4°C

Humidity 75%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 10 Mar 05:52 AM PDT
Extended Forecast for

17 Miles WNW Illinois Valley OR

  • Today

    Today: A 20 percent chance of snow showers after 2pm.  Mostly sunny, with a high near 37. North northeast wind 5 to 9 mph becoming west in the afternoon.

    High: 37 °F

    Mostly Sunny
    then Slight
    Chance Snow
    Showers

  • Tonight

    Tonight: A 10 percent chance of snow showers after 5am.  Partly cloudy, with a low around 32. West wind around 6 mph becoming light and variable.

    Low: 32 °F

    Slight Chance
    Snow Showers

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 8am, then a chance of rain showers.  Snow level 4400 feet rising to 5600 feet in the afternoon. Mostly cloudy, with a high near 46. Southwest wind 5 to 11 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 46 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 11pm.  Snow level 6000 feet rising to 6800 feet after midnight. Mostly cloudy, with a low around 37. South wind around 11 mph.

    Low: 37 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A 30 percent chance of showers, mainly before 11am.  Snow level 7200 feet. Partly sunny, with a high near 46. South wind around 8 mph becoming west in the afternoon.

    High: 46 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers.  Snow level 6000 feet rising to 6700 feet in the afternoon. Partly sunny, with a high near 45.

    High: 45 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 11pm.  Snow level 7000 feet rising to 7900 feet after midnight. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, mainly before 11am.  Snow level 7800 feet lowering to 5500 feet in the afternoon . Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of snow showers after 2pm. Mostly sunny, with a high near 37. North northeast wind 5 to 9 mph becoming west in the afternoon.
Tonight
A 10 percent chance of snow showers after 5am. Partly cloudy, with a low around 32. West wind around 6 mph becoming light and variable.
Wednesday
A slight chance of rain and snow showers before 8am, then a chance of rain showers. Snow level 4400 feet rising to 5600 feet in the afternoon. Mostly cloudy, with a high near 46. Southwest wind 5 to 11 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
A 20 percent chance of showers after 11pm. Snow level 6000 feet rising to 6800 feet after midnight. Mostly cloudy, with a low around 37. South wind around 11 mph.
Thursday
A 30 percent chance of showers, mainly before 11am. Snow level 7200 feet. Partly sunny, with a high near 46. South wind around 8 mph becoming west in the afternoon.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
A 20 percent chance of showers. Snow level 6000 feet rising to 6700 feet in the afternoon. Partly sunny, with a high near 45.
Friday Night
A chance of showers, mainly after 11pm. Snow level 7000 feet rising to 7900 feet after midnight. Mostly cloudy, with a low around 44.
Saturday
A chance of showers, mainly before 11am. Snow level 7800 feet lowering to 5500 feet in the afternoon . Mostly cloudy, with a high near 52.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
4:41 am PDT Mar 10, 2026
6am PDT Mar 10, 2026-6pm PDT Mar 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database