Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow and gusty winds, including some local blizzard conditions, will continue into Thanksgiving Day across the Great Lakes then lingering through Friday night for Lakes Erie and Ontario. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

30°F

-1°C

Humidity 98%
Wind Speed WSW 1 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 27 Nov 03:52 AM PST
Extended Forecast for

11 Miles ESE Illinois Valley OR

  • Overnight

    Overnight: A 20 percent chance of rain.  Snow level 6500 feet. Mostly cloudy, with a low around 43. South wind around 15 mph, with gusts as high as 23 mph.

    Low: 43 °F

    Slight Chance
    Rain

  • Thanksgiving Day

    Thanksgiving Day: A 30 percent chance of rain, mainly between 10am and 1pm.  Snow level 8500 feet lowering to 7200 feet in the afternoon . Partly sunny, with a temperature falling to around 41 by 11am. South southwest wind around 16 mph, with gusts as high as 24 mph.

    High: 43 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm, then a slight chance of rain between 11pm and 3am, then a slight chance of rain and snow after 3am.  Snow level 5900 feet lowering to 5300 feet after midnight . Partly cloudy, with a low around 36. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow

  • Friday

    Friday: Mostly sunny, with a high near 41. South southeast wind around 5 mph becoming light and variable  in the morning.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. South southeast wind 7 to 9 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of rain. Snow level 6500 feet. Mostly cloudy, with a low around 43. South wind around 15 mph, with gusts as high as 23 mph.
Thanksgiving Day
A 30 percent chance of rain, mainly between 10am and 1pm. Snow level 8500 feet lowering to 7200 feet in the afternoon . Partly sunny, with a temperature falling to around 41 by 11am. South southwest wind around 16 mph, with gusts as high as 24 mph.
Thursday Night
A chance of rain and snow before 11pm, then a slight chance of rain between 11pm and 3am, then a slight chance of rain and snow after 3am. Snow level 5900 feet lowering to 5300 feet after midnight . Partly cloudy, with a low around 36. Southwest wind 8 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
Mostly sunny, with a high near 41. South southeast wind around 5 mph becoming light and variable in the morning.
Friday Night
Partly cloudy, with a low around 37. South southeast wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 41.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 46.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Snow level 7800 feet lowering to 6500 feet in the afternoon . Mostly sunny, with a high near 45.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 38.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles ESE Illinois Valley OR
 42.03°N 123.48°W (Elev. 5197 ft)
3:40 am PST Nov 27, 2025
4am PST Nov 27, 2025-6pm PST Dec 3, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database