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

61°F

16°C

Humidity 32%
Wind Speed SSW 5 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 18 Apr 08:52 PM PDT
Extended Forecast for

11 Miles NNE Happy Camp CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. South wind 5 to 7 mph.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 59. South wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 59 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 11pm.  Snow level 7800 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 44. South southeast wind around 11 mph.

    Low: 44 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain likely, mainly after 11am.  Snow level 6200 feet rising to 6800 feet in the afternoon. Mostly cloudy, with a high near 51. South wind 10 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain.  Snow level 6900 feet lowering to 6100 feet after midnight . Low around 39. South wind 6 to 11 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, then showers and possibly a thunderstorm after 11am.  Snow level 5800 feet. High near 44. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 44 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain and snow before 11pm, then rain likely between 11pm and 2am, then rain and snow likely after 2am.  Snow level 5800 feet lowering to 4900 feet after midnight . Low around 37. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 11am.  Snow level 4900 feet. Cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 2am, then a slight chance of snow.  Snow level 5300 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain/Snow
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. South wind 5 to 7 mph.
Sunday
Mostly cloudy, with a high near 59. South wind 9 to 13 mph, with gusts as high as 20 mph.
Sunday Night
A 20 percent chance of rain after 11pm. Snow level 7800 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 44. South southeast wind around 11 mph.
Monday
Rain likely, mainly after 11am. Snow level 6200 feet rising to 6800 feet in the afternoon. Mostly cloudy, with a high near 51. South wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Snow level 6900 feet lowering to 6100 feet after midnight . Low around 39. South wind 6 to 11 mph. 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. Snow level 5800 feet. High near 44. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain and snow before 11pm, then rain likely between 11pm and 2am, then rain and snow likely after 2am. Snow level 5800 feet lowering to 4900 feet after midnight . Low around 37. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain and snow, becoming all rain after 11am. Snow level 4900 feet. Cloudy, with a high near 41.
Wednesday Night
Rain and snow likely before 2am, then a slight chance of snow. Snow level 5300 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 34.
Thursday
A slight chance of snow before 11am, then a chance of rain. Snow level rising to 5500 feet in the afternoon. Partly sunny, with a high near 49.
Thursday Night
A slight chance of rain. Snow level 5900 feet lowering to 5400 feet after midnight . Mostly clear, with a low around 36.
Friday
Sunny, with a high near 55.
Friday Night
Mostly clear, with a low around 40.
Saturday
A slight chance of rain. Snow level 6300 feet rising to 7000 feet in the afternoon. Sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Happy Camp CA
 41.94°N 123.25°W (Elev. 4360 ft)
9:08 pm PDT Apr 18, 2026
9pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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