Above Average Temperatures for the West and Central Plains; Lake Effect Snow Continues

Well above average temperatures will prevail across the Plains and the West Coast this week, while a cold front will bring Arctic air to the South and East Coast Thursday and Friday. Lake effect snow is forecast downwind of the Great Lakes through Thursday along and behind the Arctic front, as well as mountain snow across the Southern Appalachians. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

31°F

-1°C

Humidity 99%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 13 Jan 09:52 PM PST
Extended Forecast for

9 Miles ENE Happy Camp CA

Freezing Fog Advisory January 14, 12:00am until January 14, 12:00pm
Click here for hazard details and duration
Freezing Fog Advisory
  • Tonight

    Tonight: Widespread dense fog before midnight. Widespread dense freezing fog after midnight.  Otherwise, mostly cloudy, with a low around 30. East northeast wind 3 to 5 mph.

    Low: 30 °F

    Dense
    Freezing Fog
    and Dense Fog

  • Wednesday

    Wednesday: Widespread dense fog before 9am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 58. East northeast wind around 5 mph.

    High: 58 °F

    Dense Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Widespread dense fog after 10pm.  Otherwise, clear, with a low around 36. East wind around 6 mph.

    Low: 36 °F

    Dense Fog

  • Thursday

    Thursday: Widespread dense fog before 9am.  Otherwise, sunny, with a high near 58. East wind around 6 mph.

    High: 58 °F

    Dense Fog
    then Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 37. East southeast wind around 6 mph.

    Low: 37 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 57.

    High: 57 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

Detailed Forecast

Tonight
Widespread dense fog before midnight. Widespread dense freezing fog after midnight. Otherwise, mostly cloudy, with a low around 30. East northeast wind 3 to 5 mph.
Wednesday
Widespread dense fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 58. East northeast wind around 5 mph.
Wednesday Night
Widespread dense fog after 10pm. Otherwise, clear, with a low around 36. East wind around 6 mph.
Thursday
Widespread dense fog before 9am. Otherwise, sunny, with a high near 58. East wind around 6 mph.
Thursday Night
Clear, with a low around 37. East southeast wind around 6 mph.
Friday
Sunny, with a high near 57.
Friday Night
Clear, with a low around 35.
Saturday
Sunny, with a high near 61.
Saturday Night
Clear, with a low around 36.
Sunday
Sunny, with a high near 59.
Sunday Night
Mostly clear, with a low around 40.
M.L.King Day
Sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 40.
Tuesday
Mostly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Happy Camp CA
 41.84°N 123.19°W (Elev. 1421 ft)
9:46 pm PST Jan 13, 2026
10pm PST Jan 13, 2026-6pm PST Jan 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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