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Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.685083°WElev: 1389ft.

NA

31°F

-1°C

Humidity 97%
Wind Speed NA
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 13 Dec 5:52 pm PST
Extended Forecast for

7 Miles SW Illinois Valley OR

Air Stagnation Advisory until December 15, 10:00am
Click here for hazard details and duration
Air Stagnation Advisory
  •  
    Air Stagnation Advisory until December 15, 10:00am

    NOW until
    10:00am Fri

    Air Stagnation Advisory

  • Tonight

    Tonight: Mostly clear, with a low around 39. North northeast wind around 6 mph.

    Mostly Clear

    Low: 39 °F

  • Thursday

    Thursday: Sunny, with a high near 58. East northeast wind around 5 mph.

    Sunny

    High: 58 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 40. Northeast wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 40 °F

  • Friday

    Friday: A 10 percent chance of showers after 4pm.  Partly sunny, with a high near 53. Calm wind.

    Partly Sunny
    then Slight
    Chance
    Showers

    High: 53 °F

  • Friday
    Night

    Friday Night: A 20 percent chance of showers before 10pm.  Partly cloudy, with a low around 35. East northeast wind 7 to 9 mph.

    Slight Chance
    Showers then
    Partly Cloudy

    Low: 35 °F

  • Saturday

    Saturday: Partly sunny, with a high near 48.

    Partly Sunny

    High: 48 °F

  • Saturday
    Night

    Saturday Night: Partly cloudy, with a low around 37.

    Partly Cloudy

    Low: 37 °F

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    Mostly Sunny

    High: 51 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 39. North northeast wind around 6 mph.
Thursday
Sunny, with a high near 58. East northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 40. Northeast wind around 5 mph becoming calm in the evening.
Friday
A 10 percent chance of showers after 4pm. Partly sunny, with a high near 53. Calm wind.
Friday Night
A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 35. East northeast wind 7 to 9 mph.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 52.
Monday Night
Partly cloudy, with a low around 39.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A chance of rain. Mostly cloudy, with a high near 43.
Click Map For Forecast
Point Forecast:
7 Miles SW Illinois Valley OR
 42.03°N 123.78°W (Elev. 2428 ft)
2:30 pm PST Dec 13, 2017
6pm PST Dec 13, 2017-6pm PST Dec 20, 2017
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database