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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Hazardous Weather Conditions

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

37°F

3°C

Humidity 96%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 13 Feb 10:52 PM PST
Extended Forecast for

12 Miles NNE Happy Camp CA

Winter Storm Watch February 15, 10:00pm until February 18, 04:00am
Winter Storm Watch February 15, 10:00am until February 15, 09:00pm
Click here for hazard details and duration
Winter Storm Watch
Winter Storm Watch

  • Overnight

    Overnight: Snow likely. Mostly cloudy, with a low around 34. Southwest wind around 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 34 °F

    Snow Likely

  • Saturday

    Saturday: Rain and snow likely before 1pm, then a chance of rain between 1pm and 5pm, then a chance of rain and snow after 5pm. Snow level rising to 5700 feet in the afternoon. Mostly cloudy, with a high near 39. South southwest wind 9 to 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A chance of rain and snow before 2am, then snow likely. Mostly cloudy, with a low around 33. South wind 9 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance
    Rain/Snow
    then Snow
    Likely

  • Sunday

    Sunday: Snow before 1pm, then snow, possibly mixed with rain. High near 38. South southeast wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 34. East wind 11 to 14 mph becoming south southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 34 °F

    Rain/Snow
    then Snow

  • Washington's Birthday

    Washington's Birthday: Snow. High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow

  • Monday Night

    Monday Night: Snow. The snow could be heavy at times. Low around 26. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 26 °F

    Heavy Snow

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. Cloudy, with a high near 28. Breezy.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Snow

Detailed Forecast

Overnight
Snow likely. Mostly cloudy, with a low around 34. Southwest wind around 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
Rain and snow likely before 1pm, then a chance of rain between 1pm and 5pm, then a chance of rain and snow after 5pm. Snow level rising to 5700 feet in the afternoon. Mostly cloudy, with a high near 39. South southwest wind 9 to 11 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow before 2am, then snow likely. Mostly cloudy, with a low around 33. South wind 9 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Snow before 1pm, then snow, possibly mixed with rain. High near 38. South southeast wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 34. East wind 11 to 14 mph becoming south southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Washington's Birthday
Snow. High near 34. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow. The snow could be heavy at times. Low around 26. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 28. Breezy.
Tuesday Night
Snow. Mostly cloudy, with a low around 22.
Wednesday
Snow. Mostly cloudy, with a high near 29. Breezy.
Wednesday Night
Snow. Mostly cloudy, with a low around 23.
Thursday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 31. Breezy.
Thursday Night
Snow. Mostly cloudy, with a low around 26. Breezy.
Friday
Snow likely. Mostly cloudy, with a high near 32. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Happy Camp CA
 41.96°N 123.25°W (Elev. 5138 ft)
Last Update:
3:41 am PST Feb 14, 2026
Forecast Valid:
5am PST Feb 14, 2026-6pm PST Feb 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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