Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Partly Cloudy

48°F

9°C

Humidity 93%
Wind Speed N 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 11 Oct 08:35 AM PDT
Extended Forecast for

4 Miles NNE Grass Valley CA

  • Today

    Today: Sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 42. Calm wind becoming east northeast around 6 mph after midnight.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 65. East northeast wind around 6 mph becoming calm  in the morning.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 44. Light and variable wind.

    Low: 44 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Showers likely, with thunderstorms also possible after 5pm.  Cloudy, with a high near 53. Calm wind becoming south 5 to 7 mph in the morning.  Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 11pm, then showers between 11pm and 2am, then showers and possibly a thunderstorm after 2am.  Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

  • Tuesday

    Tuesday: Showers.  High near 48. Chance of precipitation is 80%.

    High: 48 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly before 11am.  Mostly cloudy, with a high near 52.

    High: 52 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 58. Light and variable wind.
Tonight
Clear, with a low around 42. Calm wind becoming east northeast around 6 mph after midnight.
Sunday
Sunny, with a high near 65. East northeast wind around 6 mph becoming calm in the morning.
Sunday Night
Increasing clouds, with a low around 44. Light and variable wind.
Columbus Day
Showers likely, with thunderstorms also possible after 5pm. Cloudy, with a high near 53. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 11pm, then showers between 11pm and 2am, then showers and possibly a thunderstorm after 2am. Low around 42. Chance of precipitation is 80%.
Tuesday
Showers. High near 48. Chance of precipitation is 80%.
Tuesday Night
Showers. Mostly cloudy, with a low around 42.
Wednesday
A chance of showers, mainly before 11am. Mostly cloudy, with a high near 52.
Wednesday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 40.
Thursday
Sunny, with a high near 61.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Grass Valley CA
 39.28°N 121.03°W (Elev. 2999 ft)
5:21 am PDT Oct 11, 2025
9am PDT Oct 11, 2025-6pm PDT Oct 17, 2025
 
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Additional Resources

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Hourly Weather Forecast

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