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Above Average Temperatures in the West; Winter Weather Returns to the Upper Midwest and Great Lakes

Well above average temperatures will continue across the West this week, potentially breaking some daily high temperature records. A storm system dropping south out of Canada will bring a wintry mix to the Upper Midwest and Great Lakes Tuesday, pushing into the Central Appalachians and interior Northeast on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

34°F

1°C

Humidity 99%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 12 Jan 06:52 PM PST
Extended Forecast for

17 Miles WNW Illinois Valley OR

Air Stagnation Advisory January 12, 07:21pm until January 16, 04:00am
Freezing Fog Advisory January 13, 02:00am until January 13, 11:00am
Click here for hazard details and duration
Air Stagnation Advisory
Freezing Fog Advisory
  •  
    Air Stagnation Advisory January 12, 07:21pm until January 16, 04:00am

    NOW until 4:00am Fri

    Air Stagnation Advisory

  • Tonight

    Low: 48 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. South wind around 6 mph becoming calm in the morning.

    High: 60 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 46. East wind 3 to 6 mph.

    Low: 46 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 56. Northeast wind around 18 mph, with gusts as high as 28 mph.

    High: 56 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 44. Windy, with a northeast wind 29 to 32 mph, with gusts as high as 48 mph.

    Low: 44 °F

    Clear and
    Windy

  • Thursday

    Thursday: Sunny, with a high near 56. Windy.

    High: 56 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Clear, with a low around 40. Breezy.

    Low: 40 °F

    Clear and
    Breezy

  • Friday

    Friday: Sunny, with a high near 56. Breezy.

    High: 56 °F

    Sunny and
    Breezy

Detailed Forecast

Tonight
Clear, with a low around 48. Southeast wind 3 to 6 mph.
Tuesday
Sunny, with a high near 60. South wind around 6 mph becoming calm in the morning.
Tuesday Night
Clear, with a low around 46. East wind 3 to 6 mph.
Wednesday
Sunny, with a high near 56. Northeast wind around 18 mph, with gusts as high as 28 mph.
Wednesday Night
Clear, with a low around 44. Windy, with a northeast wind 29 to 32 mph, with gusts as high as 48 mph.
Thursday
Sunny, with a high near 56. Windy.
Thursday Night
Clear, with a low around 40. Breezy.
Friday
Sunny, with a high near 56. Breezy.
Friday Night
Clear, with a low around 40.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 40.
M.L.King Day
Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles WNW Illinois Valley OR
 42.18°N 123.98°W (Elev. 4344 ft)
Last Update:
3:40 pm PST Jan 12, 2026
Forecast Valid:
7pm PST Jan 12, 2026-6pm PST Jan 19, 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