Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

Nevada County Air Park (KGOO)

Lat: 39.224028°NLon: 121.003083°WElev: 3154.0ft.

Clear

72°F

22°C

Humidity 35%
Wind Speed N 0 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Nov 09:35 AM PST
Extended Forecast for

Grass Valley CA

  • Today

    Today: Partly sunny, with a high near 75. Calm wind.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Light east wind.

    Low: 52 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 72. Light and variable wind.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers after 4pm.  Mostly cloudy, with a high near 62. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 62 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then showers after 4am. Some of the storms could produce heavy rainfall.  Low around 44. Chance of precipitation is 90%.

    Low: 44 °F

    Heavy Rain

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall.  High near 48. Chance of precipitation is 90%.

    High: 48 °F

    Heavy Rain

  • Thursday Night

    Thursday Night: Showers.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Showers

  • Friday

    Friday: A chance of showers, mainly before 4pm.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 75. Calm wind.
Tonight
Partly cloudy, with a low around 52. Light east wind.
Veterans Day
Partly sunny, with a high near 72. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 50. Calm wind.
Wednesday
A 30 percent chance of showers after 4pm. Mostly cloudy, with a high near 62. Light and variable wind becoming south 5 to 7 mph in the morning.
Wednesday Night
A chance of showers before 10pm, then showers and possibly a thunderstorm between 10pm and 4am, then showers after 4am. Some of the storms could produce heavy rainfall. Low around 44. Chance of precipitation is 90%.
Thursday
Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 48. Chance of precipitation is 90%.
Thursday Night
Showers. Mostly cloudy, with a low around 37.
Friday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 46.
Friday Night
A slight chance of showers before 10pm. Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 39.
Sunday
A chance of showers. Partly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley CA
 39.23°N 121.08°W (Elev. 2598 ft)
1:20 am PST Nov 10, 2025
10am PST Nov 10, 2025-6pm PST Nov 16, 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