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

MANZANITA LAKE (VIOC1)

Lat: 40.54011°NLon: 121.58016°WElev: 5732.0ft.

NA

45°F

7°C

Humidity 88%
Wind Speed WSW 3 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 12 Nov 06:52 PM PST
Extended Forecast for

19 Miles NW Chester CA

  • Tonight

    Tonight: A slight chance of snow showers before 8pm, then a chance of snow showers after 9pm. The snow could be heavy at times.  Mostly cloudy, with a low around 32. Windy, with a south wind 33 to 40 mph, with gusts as high as 55 mph.  Chance of precipitation is 50%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 32 °F

    Heavy Snow
    and Windy

  • Thursday

    Thursday: Snow showers. The snow could be heavy at times.  High near 34. Windy, with a south southwest wind 36 to 41 mph decreasing to 29 to 34 mph in the afternoon. Winds could gust as high as 55 mph.  Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

    High: 34 °F

    Heavy Snow
    and Windy

  • Thursday Night

    Thursday Night: Snow showers. The snow could be heavy at times.  Low around 26. Breezy, with a south wind 21 to 26 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 26 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: A 40 percent chance of snow showers.  Partly sunny, with a high near 30. Southwest wind 5 to 13 mph.  New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. East wind 8 to 14 mph.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow showers.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Snow showers, mainly after 4pm.  Mostly cloudy, with a high near 31.

    High: 31 °F

    Snow Showers

  • Sunday Night

    Sunday Night: Snow showers. The snow could be heavy at times.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Heavy Snow

Detailed Forecast

Tonight
A slight chance of snow showers before 8pm, then a chance of snow showers after 9pm. The snow could be heavy at times. Mostly cloudy, with a low around 32. Windy, with a south wind 33 to 40 mph, with gusts as high as 55 mph. Chance of precipitation is 50%. Total nighttime snow accumulation of 2 to 4 inches possible.
Thursday
Snow showers. The snow could be heavy at times. High near 34. Windy, with a south southwest wind 36 to 41 mph decreasing to 29 to 34 mph in the afternoon. Winds could gust as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.
Thursday Night
Snow showers. The snow could be heavy at times. Low around 26. Breezy, with a south wind 21 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Friday
A 40 percent chance of snow showers. Partly sunny, with a high near 30. Southwest wind 5 to 13 mph. New snow accumulation of 1 to 2 inches possible.
Friday Night
Partly cloudy, with a low around 27. East wind 8 to 14 mph.
Saturday
Mostly sunny, with a high near 38.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 28.
Sunday
Snow showers, mainly after 4pm. Mostly cloudy, with a high near 31.
Sunday Night
Snow showers. The snow could be heavy at times. Mostly cloudy, with a low around 20.
Monday
Snow showers likely, mainly before 10am. The snow could be heavy at times. Partly sunny, with a high near 24.
Monday Night
A slight chance of snow showers. Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
A slight chance of snow showers. Partly cloudy, with a low around 21.
Wednesday
A chance of snow showers. Partly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles NW Chester CA
 40.48°N 121.51°W (Elev. 9485 ft)
2:01 pm PST Nov 12, 2025
7pm PST Nov 12, 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