Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

31°F

-1°C

Humidity 100%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 18 Apr 05:52 AM PDT
Extended Forecast for

Happy Camp CA

  • Today

    Today: Sunny, with a high near 76. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. South southwest wind around 6 mph becoming calm  in the evening.

    Low: 47 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. Light and variable wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 46. South southwest wind 5 to 7 mph becoming light and variable.

    Low: 46 °F

    Chance Rain

  • Monday

    Monday: Rain likely.  Mostly cloudy, with a high near 65. South wind 5 to 7 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 65 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain.  Low around 44. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am.  High near 59. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain, mainly before 11pm.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain likely.  Mostly cloudy, with a high near 56.

    High: 56 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 76. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 47. South southwest wind around 6 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 74. Light and variable wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 46. South southwest wind 5 to 7 mph becoming light and variable.
Monday
Rain likely. Mostly cloudy, with a high near 65. South wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Low around 44. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain likely, then showers and possibly a thunderstorm after 11am. High near 59. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain, mainly before 11pm. Mostly cloudy, with a low around 41.
Wednesday
Rain likely. Mostly cloudy, with a high near 56.
Wednesday Night
A chance of rain before 11pm. Mostly cloudy, with a low around 38.
Thursday
A slight chance of rain. Snow level 4000 feet rising to 5400 feet in the afternoon. Mostly sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 69.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Happy Camp CA
 41.81°N 123.36°W (Elev. 1299 ft)
4:40 am PDT Apr 18, 2026
6am PDT Apr 18, 2026-6pm PDT Apr 24, 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