National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Atmospheric River for California; Record Temperatures Further East

An atmospheric river will bring gusty to high winds, moderate to heavy rainfall, and potential flooding to California today through Saturday. Heavy snow will be possible over the Sierra Nevada mountains into Friday associated with this atmospheric river. East of these impacts dozens of record high maximum and high minimum temperatures may be broken or tied today and Friday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

64°F

18°C

Humidity 77%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 13 Nov 12:52 PM PST
Extended Forecast for

9 Miles ENE Happy Camp CA

  • This Afternoon

    This Afternoon: Rain likely, mainly before 2pm. Mostly cloudy, with a high near 64. West southwest wind around 10 mph. Chance of precipitation is 60%.

    High: 64 °F

    Rain Likely

  • Tonight

    Tonight: A 30 percent chance of rain, mainly between midnight and 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42. North northeast wind 5 to 8 mph becoming west in the evening.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A slight chance of rain before 7am, then a slight chance of rain after 10am. Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 62. Light east wind. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Rain and
    Patchy Dense
    Fog

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 4am. Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain, mainly after 10am. High near 58. Chance of precipitation is 80%.

    High: 58 °F

    Rain

  • Sunday Night

    Sunday Night: Rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Rain

  • Monday

    Monday: Rain likely, mainly before 4pm. Partly sunny, with a high near 51.

    High: 51 °F

    Rain Likely

Detailed Forecast

This Afternoon
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 64. West southwest wind around 10 mph. Chance of precipitation is 60%.
Tonight
A 30 percent chance of rain, mainly between midnight and 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 42. North northeast wind 5 to 8 mph becoming west in the evening.
Friday
A slight chance of rain before 7am, then a slight chance of rain after 10am. Patchy dense fog before 10am. Otherwise, mostly sunny, with a high near 62. Light east wind. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 40. Calm wind.
Saturday
Mostly sunny, with a high near 65. Calm wind.
Saturday Night
A 30 percent chance of rain after 4am. Partly cloudy, with a low around 41.
Sunday
Rain, mainly after 10am. High near 58. Chance of precipitation is 80%.
Sunday Night
Rain. Mostly cloudy, with a low around 40.
Monday
Rain likely, mainly before 4pm. Partly sunny, with a high near 51.
Monday Night
A slight chance of rain before 10pm. Snow level 4200 feet. Mostly cloudy, with a low around 35.
Tuesday
A slight chance of rain. Snow level 3700 feet rising to 4400 feet in the afternoon. Mostly sunny, with a high near 53.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
A chance of rain. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles ENE Happy Camp CA
 41.84°N 123.19°W (Elev. 1421 ft)
Last Update:
1:21 pm PST Nov 13, 2025
Forecast Valid:
1pm PST Nov 13, 2025-6pm PST Nov 19, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation