Powerful Winter Storm from the Upper Midwest into the Northeast; Severe Thunderstorms in the Midwest and Ohio Valley

A rapidly-intensifying storm is expected to bring heavy snow, blizzard conditions, and icing from the Upper Midwest through the Great Lakes and Northeast. Scattered severe thunderstorms may produce severe/damaging wind gusts and a couple of tornadoes across parts of the Midwest and lower Ohio Valley through the evening. Arctic air will expand across the central and southern U.S.. Read More >

Current conditions at

Nevada County Air Park (KGOO)

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

Clear

45°F

7°C

Humidity 28%
Wind Speed SE 4 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 28 Dec 11:55 PM PST
Extended Forecast for

2 Miles SSE Grass Valley CA

Frost Advisory December 29, 01:00am until December 29, 09:00am
Click here for hazard details and duration
Frost Advisory
  • Overnight

    Overnight: Mostly clear, with a steady temperature around 38. East northeast wind around 7 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 58. East northeast wind around 6 mph becoming calm  in the morning.

    High: 58 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. East northeast wind around 6 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 57. East northeast wind around 5 mph becoming calm  in the morning.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 41. East northeast wind around 5 mph.

    Low: 41 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 4pm.  Partly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 43. Chance of precipitation is 60%.

    Low: 43 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain likely.  Mostly cloudy, with a high near 50.

    High: 50 °F

    Rain Likely

  • Thursday Night

    Thursday Night: Rain.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Rain

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 38. East northeast wind around 7 mph.
Monday
Sunny, with a high near 58. East northeast wind around 6 mph becoming calm in the morning.
Monday Night
Mostly clear, with a low around 38. East northeast wind around 6 mph.
Tuesday
Sunny, with a high near 57. East northeast wind around 5 mph becoming calm in the morning.
Tuesday Night
Partly cloudy, with a low around 41. East northeast wind around 5 mph.
Wednesday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 56.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 43. Chance of precipitation is 60%.
New Year's Day
Rain likely. Mostly cloudy, with a high near 50.
Thursday Night
Rain. Mostly cloudy, with a low around 45.
Friday
Rain likely. Mostly cloudy, with a high near 52.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
Rain likely. Mostly cloudy, with a high near 48.
Saturday Night
Rain likely. Mostly cloudy, with a low around 41.
Sunday
Rain likely. Mostly cloudy, with a high near 49.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Grass Valley CA
 39.19°N 121.04°W (Elev. 2999 ft)
11:36 pm PST Dec 28, 2025
12am PST Dec 29, 2025-6pm PST Jan 4, 2026
 
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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