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

READER RANCH (RRRC1)

Lat: 39.30351°NLon: 121.11725°WElev: 1968.0ft.

NA

43°F

6°C

Humidity 49%
Wind Speed NE 3 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 28 Dec 11:13 PM PST
Extended Forecast for

9 Miles NNW 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. North northeast wind around 6 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 59. Northeast wind around 6 mph becoming light and variable  in the afternoon.

    High: 59 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 36. East northeast wind 3 to 5 mph.

    Low: 36 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59. Light and variable wind.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Light east northeast wind.

    Low: 39 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 4pm.  Partly sunny, with a high near 58.

    High: 58 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after 10pm.  Mostly cloudy, with a low around 42. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain likely.  Mostly cloudy, with a high near 52.

    High: 52 °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. North northeast wind around 6 mph.
Monday
Sunny, with a high near 59. Northeast wind around 6 mph becoming light and variable in the afternoon.
Monday Night
Clear, with a low around 36. East northeast wind 3 to 5 mph.
Tuesday
Sunny, with a high near 59. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 39. Light east northeast wind.
Wednesday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 58.
Wednesday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 42. Chance of precipitation is 60%.
New Year's Day
Rain likely. Mostly cloudy, with a high near 52.
Thursday Night
Rain. Mostly cloudy, with a low around 45.
Friday
Rain likely. Mostly cloudy, with a high near 54.
Friday Night
Rain likely. Mostly cloudy, with a low around 42.
Saturday
Rain likely. Mostly cloudy, with a high near 51.
Saturday Night
Rain likely. Mostly cloudy, with a low around 41.
Sunday
Rain likely. Mostly cloudy, with a high near 52.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Grass Valley CA
 39.35°N 121.14°W (Elev. 1998 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