Frigid Cold in the East; Snow Continues in the Great Lakes

A frigid cold airmass will continue to bring colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected to be tied or broken across the Southeast and Florida. Periods snow will continue downwind of the Great Lakes and in portions of interior New England through Tuesday afternoon, with several inches of snowfall accumulation expected. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

46°F

8°C

Humidity 98%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 11 Nov 12:52 AM PST
Extended Forecast for

16 Miles SE Agness OR

Dense Fog Advisory until November 12, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until November 12, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 50 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Increasing clouds, with a high near 60. East southeast wind around 6 mph becoming light and variable  in the afternoon.

    High: 60 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51. South wind around 6 mph becoming east southeast in the evening.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 4pm.  Mostly cloudy, with a high near 59. South southwest wind 9 to 11 mph.  Chance of precipitation is 60%.

    High: 59 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain.  Low around 44. South southwest wind 13 to 15 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    Rain

  • Thursday

    Thursday: Rain.  Snow level 5000 feet lowering to 4300 feet in the afternoon . High near 46. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Snow level 4400 feet. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain.  Snow level 4400 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 50. Light east wind.
Veterans Day
Increasing clouds, with a high near 60. East southeast wind around 6 mph becoming light and variable in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 51. South wind around 6 mph becoming east southeast in the evening.
Wednesday
Rain likely, mainly after 4pm. Mostly cloudy, with a high near 59. South southwest wind 9 to 11 mph. Chance of precipitation is 60%.
Wednesday Night
Rain. Low around 44. South southwest wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Rain. Snow level 5000 feet lowering to 4300 feet in the afternoon . High near 46. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Snow level 4400 feet. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. Snow level 4400 feet rising to 5500 feet in the afternoon. Mostly cloudy, with a high near 46.
Friday Night
Rain likely. Mostly cloudy, with a low around 43.
Saturday
Rain likely, mainly before 4pm. Mostly cloudy, with a high near 53.
Saturday Night
Rain likely. Mostly cloudy, with a low around 46.
Sunday
Rain. Snow level 6600 feet lowering to 5400 feet in the afternoon . Cloudy, with a high near 53.
Sunday Night
Rain. Snow level 4300 feet. Mostly cloudy, with a low around 37.
Monday
Rain likely. Snow level 3900 feet. Mostly cloudy, with a high near 48.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.4°N 123.83°W (Elev. 2582 ft)
1:06 am PST Nov 11, 2025
1am PST Nov 11, 2025-6pm PST Nov 17, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database