National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

47°F

8°C

Humidity 64%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 27 Jan 12:52 PM PST
Extended Forecast for

7 Miles NE Happy Camp CA

  • This Afternoon

    This Afternoon: Rain, mainly after 2pm. High near 55. South southwest wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 4am. Snow level 5000 feet lowering to 4400 feet after midnight . Low around 37. South wind around 8 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain after 8am. Snow level 4000 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 52. East wind around 6 mph becoming west southwest in the afternoon.

    High: 52 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 38. South southeast wind around 6 mph.

    Low: 38 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain. Partly sunny, with a high near 57. South southeast wind around 5 mph.

    High: 57 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after 10am. Partly sunny, with a high near 60.

    High: 60 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: A slight chance of rain before 10pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain, mainly after 2pm. High near 55. South southwest wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain, mainly before 4am. Snow level 5000 feet lowering to 4400 feet after midnight . Low around 37. South wind around 8 mph becoming north after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 20 percent chance of rain after 8am. Snow level 4000 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 52. East wind around 6 mph becoming west southwest in the afternoon.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 38. South southeast wind around 6 mph.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 57. South southeast wind around 5 mph.
Thursday Night
Mostly cloudy, with a low around 40.
Friday
A 20 percent chance of rain after 10am. Partly sunny, with a high near 60.
Friday Night
A slight chance of rain before 10pm. Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 60.
Saturday Night
A slight chance of rain after 10pm. Mostly cloudy, with a low around 41.
Sunday
A chance of rain. Partly sunny, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 39.
Monday
A chance of rain. Mostly sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Happy Camp CA
 41.87°N 123.26°W (Elev. 2041 ft)
Last Update:
1:06 pm PST Jan 27, 2026
Forecast Valid:
1pm PST Jan 27, 2026-6pm PST Feb 2, 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