Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

49°F

9°C

Humidity 99%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 28 Feb 09:52 AM PST
Extended Forecast for

12 Miles W Happy Camp CA

  • Today

    Today: Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm.  High near 50. East southeast wind 5 to 10 mph becoming southwest in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 50 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely.  Snow level 8200 feet lowering to 7500 feet after midnight . Mostly cloudy, with a low around 43. South southeast wind around 6 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers
    Likely

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 10am.  Snow level 7100 feet lowering to 6300 feet in the afternoon . Temperature falling to around 41 by 3pm. West southwest wind 5 to 8 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 44 °F

    Showers

  • Sunday Night

    Sunday Night: Rain, mainly before 10pm.  Snow level 5900 feet. Low around 39. West northwest wind around 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Monday

    Monday: A 30 percent chance of rain, mainly before 10am.  Snow level 5800 feet rising to 6400 feet in the afternoon. Mostly sunny, with a high near 45. Northwest wind 5 to 9 mph.

    High: 45 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 4pm.  Snow level 6300 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 10pm, then rain, possibly mixed with snow.  Snow level 5600 feet. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after 7am.  Mostly cloudy, with a high near 40.

    High: 40 °F

    Rain/Snow
    then Snow
    Likely

Detailed Forecast

Today
Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm, mainly after 4pm. High near 50. East southeast wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely. Snow level 8200 feet lowering to 7500 feet after midnight . Mostly cloudy, with a low around 43. South southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely, then showers and possibly a thunderstorm after 10am. Snow level 7100 feet lowering to 6300 feet in the afternoon . Temperature falling to around 41 by 3pm. West southwest wind 5 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Rain, mainly before 10pm. Snow level 5900 feet. Low around 39. West northwest wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 30 percent chance of rain, mainly before 10am. Snow level 5800 feet rising to 6400 feet in the afternoon. Mostly sunny, with a high near 45. Northwest wind 5 to 9 mph.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
A 30 percent chance of rain, mainly after 4pm. Snow level 6300 feet. Mostly cloudy, with a high near 47.
Tuesday Night
A chance of rain before 10pm, then rain, possibly mixed with snow. Snow level 5600 feet. Mostly cloudy, with a low around 39.
Wednesday
Rain and snow, becoming all snow after 7am. Mostly cloudy, with a high near 40.
Wednesday Night
A chance of snow, mainly before 10pm. Mostly cloudy, with a low around 33.
Thursday
A slight chance of snow. Mostly sunny, with a high near 44.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Happy Camp CA
 41.79°N 123.59°W (Elev. 5000 ft)
9:51 am PST Feb 28, 2026
10am PST Feb 28, 2026-6pm PST Mar 6, 2026
 
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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