Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

46°F

8°C

Humidity 78%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 12 Apr 11:52 PM PDT
Extended Forecast for

7 Miles NE Happy Camp CA

  • Overnight

    Overnight: Partly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly between 11am and 1pm.  Snow level 4300 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.

    High: 57 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38. West wind around 5 mph becoming calm  in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 11pm.  Snow level 5200 feet lowering to 4200 feet. Mostly cloudy, with a low around 40. West southwest wind 7 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers.  Snow level 4800 feet. High near 51. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 51 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers likely before 11pm, then a slight chance of rain and snow showers.  Snow level 4300 feet lowering to 2100 feet after midnight . Mostly cloudy, with a low around 30. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 30 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Thursday

    Thursday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 37. Calm wind.
Monday
A 30 percent chance of showers, mainly between 11am and 1pm. Snow level 4300 feet rising to 5500 feet in the afternoon. Partly sunny, with a high near 57. Calm wind becoming west around 6 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 38. West wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 62. Calm wind becoming west southwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Showers likely, mainly after 11pm. Snow level 5200 feet lowering to 4200 feet. Mostly cloudy, with a low around 40. West southwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. Snow level 4800 feet. High near 51. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain showers likely before 11pm, then a slight chance of rain and snow showers. Snow level 4300 feet lowering to 2100 feet after midnight . Mostly cloudy, with a low around 30. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 30.
Friday
Sunny, with a high near 66.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 42.
Sunday
A chance of rain. Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Happy Camp CA
 41.87°N 123.26°W (Elev. 2041 ft)
11:51 pm PDT Apr 12, 2026
12am PDT Apr 13, 2026-6pm PDT Apr 19, 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