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

SECRET TOWN (SETC1)

Lat: 39.18383°NLon: 120.88442°WElev: 2757.0ft.

NA

53°F

12°C

Humidity 90%
Wind Speed N 1 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 13 Nov 12:28 AM PST
Extended Forecast for

8 Miles E Grass Valley CA

  • Overnight

    Overnight: A 30 percent chance of showers, mainly after 5am.  Mostly cloudy, with a steady temperature around 54. South southeast wind around 8 mph, with gusts as high as 22 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers. The rain could be heavy at times.  High near 57. South wind around 8 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 57 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers. The rain could be heavy at times.  Low around 44. South wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 44 °F

    Heavy Rain

  • Friday

    Friday: A 50 percent chance of showers.  Partly sunny, with a high near 57. Calm wind.  New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers after 4pm.  Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers, mainly after 10pm.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 10pm.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers
    Likely

Detailed Forecast

Overnight
A 30 percent chance of showers, mainly after 5am. Mostly cloudy, with a steady temperature around 54. South southeast wind around 8 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers. The rain could be heavy at times. High near 57. South wind around 8 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Thursday Night
Showers. The rain could be heavy at times. Low around 44. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 57. Calm wind. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 45. Calm wind.
Saturday
A 10 percent chance of showers after 4pm. Mostly sunny, with a high near 64.
Saturday Night
A 30 percent chance of showers, mainly after 10pm. Mostly cloudy, with a low around 45.
Sunday
A chance of showers. Mostly cloudy, with a high near 52.
Sunday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 42.
Monday
Showers likely, mainly before 10am. Partly sunny, with a high near 48.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 37.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 52.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 36.
Wednesday
A chance of showers. Partly sunny, with a high near 51.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Grass Valley CA
 39.21°N 120.9°W (Elev. 2759 ft)
2:01 pm PST Nov 12, 2025
1am 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