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

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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

59°F

15°C

Humidity 56%
Wind Speed W 4 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 28 Jan 02:52 PM PST
Extended Forecast for

12 Miles NE Happy Camp CA

  • Tonight

    Tonight: A 20 percent chance of snow after 3am. Mostly cloudy, with a low around 35. South southwest wind around 15 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A slight chance of rain and snow between noon and 1pm. Partly sunny, with a high near 45. South wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. South wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 48. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.

    High: 48 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. East wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and snow. Snow level 5800 feet. Partly sunny, with a high near 43.

    High: 43 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow before 10pm, then a slight chance of snow. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Tonight
A 20 percent chance of snow after 3am. Mostly cloudy, with a low around 35. South southwest wind around 15 mph, with gusts as high as 23 mph.
Thursday
A slight chance of rain and snow between noon and 1pm. Partly sunny, with a high near 45. South wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 40. South wind 14 to 16 mph, with gusts as high as 24 mph.
Friday
Partly sunny, with a high near 48. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 41. East wind 11 to 15 mph, with gusts as high as 23 mph.
Saturday
Partly sunny, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A chance of rain and snow. Snow level 5800 feet. Partly sunny, with a high near 43.
Sunday Night
A chance of rain and snow before 10pm, then a slight chance of snow. Mostly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 38.
Wednesday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NE Happy Camp CA
 41.92°N 123.21°W (Elev. 5666 ft)
Last Update:
2:21 pm PST Jan 28, 2026
Forecast Valid:
3pm PST Jan 28, 2026-6pm PST Feb 4, 2026
 
Forecast Discussion
 
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Additional Resources

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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