Tracking Atmospheric River for the West Coast; Space Weather Storming Continues

An atmospheric river will bring threats of gusty to high winds and heavy rainfall to California mainly Thursday into Saturday which may bring areas of flooding and wind damage. Heavy snow will be possible over the Sierra Nevada mountains Thursday into Friday associated with the atmospheric river. Minor to severe geomagnetic storming (space weather) is expected to continue into early Thursday. Read More >

Current conditions at

KNOXVILLE CREEK (KNXC1)

Lat: 38.86194°NLon: 122.41722°WElev: 2200.0ft.

NA

57°F

14°C

Humidity 86%
Wind Speed S 13 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 13 Nov 12:09 AM PST
Extended Forecast for

4 Miles SSW Hidden Valley Lake CA

Flood Watch November 13, 01:00am until November 13, 10:00am
Wind Advisory November 13, 12:32am until November 13, 07:00am
Click here for hazard details and duration
Flood Watch
Wind Advisory
  •  
    Wind Advisory November 13, 12:32am until November 13, 07:00am

    NOW until 7:00am Thu

    Wind Advisory

  • Overnight

    Low: 51 °F

    Heavy Rain

  • Thursday

    Thursday: Rain and possibly a thunderstorm before 10am, then showers and possibly a thunderstorm, mainly after 10am. Some of the storms could produce heavy rainfall.  High near 61. South southwest wind 11 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    High: 61 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers likely, mainly before 7pm.  Mostly cloudy, with a low around 44. Southeast wind 5 to 7 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of rain.  Partly sunny, with a high near 61. East wind 3 to 6 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 10am.  Mostly sunny, with a high near 68. Light and variable wind.

    High: 68 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain, mainly after 10am.  Mostly cloudy, with a high near 59.

    High: 59 °F

    Chance Rain

Detailed Forecast

Overnight
Rain before 1am, then showers and possibly a thunderstorm after 1am. Some of the storms could produce heavy rainfall. Low around 51. Southeast wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and possibly a thunderstorm before 10am, then showers and possibly a thunderstorm, mainly after 10am. Some of the storms could produce heavy rainfall. High near 61. South southwest wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 44. Southeast wind 5 to 7 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 40 percent chance of rain. Partly sunny, with a high near 61. East wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 42. Calm wind.
Saturday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 68. Light and variable wind.
Saturday Night
A 30 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 43.
Sunday
A chance of rain, mainly after 10am. Mostly cloudy, with a high near 59.
Sunday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 42.
Monday
A chance of rain, mainly before 4pm. Partly sunny, with a high near 58.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 38.
Wednesday
A chance of rain. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Hidden Valley Lake CA
 38.77°N 122.56°W (Elev. 958 ft)
11:34 pm PST Nov 12, 2025
12am PST Nov 13, 2025-6pm PST Nov 19, 2025
 
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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