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

47°F

8°C

Humidity 78%
Wind Speed SSW 3 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 19 Apr 12:52 AM PDT
Extended Forecast for

12 Miles NNE Happy Camp CA

  • Overnight

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

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 10 percent chance of rain after 5pm.  Snow level 6300 feet rising to 7800 feet in the afternoon. Mostly cloudy, with a high near 55. South wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 55 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday Night

    Sunday Night: A slight chance of rain before midnight, then a slight chance of rain after 3am.  Snow level 7500 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 42. Southeast wind 8 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Rain

  • Monday

    Monday: Rain likely, mainly after 11am.  Snow level 5900 feet rising to 6600 feet in the afternoon. Mostly cloudy, with a high near 46. South wind 9 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain Likely

  • Monday Night

    Monday Night: Rain before 2am, then rain, possibly mixed with snow.  Snow level 6600 feet lowering to 5600 feet after midnight . Low around 38. South southwest wind 6 to 8 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain then
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow showers. Some thunder is also possible.  Snow level 5500 feet. High near 40. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow. Some thunder is also possible.  Snow level 5700 feet lowering to 5000 feet after midnight . Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Snow before 11am, then rain and snow.  Snow level 5000 feet. Mostly cloudy, with a high near 39.

    High: 39 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 11pm, then a slight chance of snow.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. South wind 5 to 7 mph.
Sunday
A 10 percent chance of rain after 5pm. Snow level 6300 feet rising to 7800 feet in the afternoon. Mostly cloudy, with a high near 55. South wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday Night
A slight chance of rain before midnight, then a slight chance of rain after 3am. Snow level 7500 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 42. Southeast wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday
Rain likely, mainly after 11am. Snow level 5900 feet rising to 6600 feet in the afternoon. Mostly cloudy, with a high near 46. South wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain before 2am, then rain, possibly mixed with snow. Snow level 6600 feet lowering to 5600 feet after midnight . Low around 38. South southwest wind 6 to 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday
Rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 5500 feet. High near 40. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Rain and snow. Some thunder is also possible. Snow level 5700 feet lowering to 5000 feet after midnight . Low around 36. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Snow before 11am, then rain and snow. Snow level 5000 feet. Mostly cloudy, with a high near 39.
Wednesday Night
A chance of rain and snow before 11pm, then a slight chance of snow. Mostly cloudy, with a low around 33.
Thursday
A slight chance of snow before 11am, then a slight chance of rain. Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 39.
Saturday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Happy Camp CA
 41.95°N 123.31°W (Elev. 4911 ft)
11:35 pm PDT Apr 18, 2026
1am PDT Apr 19, 2026-6pm PDT Apr 25, 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