National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

PIERCE (PIEC1)

Lat: 40.24611°NLon: 120.64222°WElev: 5811.0ft.

NA

37°F

3°C

Humidity 54%
Wind Speed NNW 1 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 29 Dec 04:15 PM PST
Extended Forecast for

Janesville CA

  • Tonight

    Tonight: Mostly clear, with a low around 21. Calm wind.

    Low: 21 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 40. Calm wind.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 25. Calm wind.

    Low: 25 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of rain after 10am. Snow level 4800 feet rising to 7200 feet in the afternoon. Mostly cloudy, with a high near 40. Calm wind.

    High: 40 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain. High near 43. Calm wind. Chance of precipitation is 80%.

    High: 43 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: Rain likely. Snow level 7300 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain Likely

  • Friday Night

    Friday Night: Rain likely. Snow level 6800 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 33.

    Low: 33 °F

    Rain Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 21. Calm wind.
Tuesday
Sunny, with a high near 40. Calm wind.
Tuesday Night
Increasing clouds, with a low around 25. Calm wind.
Wednesday
A 20 percent chance of rain after 10am. Snow level 4800 feet rising to 7200 feet in the afternoon. Mostly cloudy, with a high near 40. Calm wind.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 70%.
New Year's Day
Rain. High near 43. Calm wind. Chance of precipitation is 80%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
Rain likely. Snow level 7300 feet. Mostly cloudy, with a high near 47.
Friday Night
Rain likely. Snow level 6800 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 33.
Saturday
Rain and snow likely. Snow level 5500 feet. Mostly cloudy, with a high near 42.
Saturday Night
Rain and snow likely. Snow level 5100 feet. Mostly cloudy, with a low around 30.
Sunday
A chance of rain and snow. Snow level 4900 feet. Partly sunny, with a high near 41.
Sunday Night
A chance of rain and snow. Snow level 4900 feet. Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow. Snow level 4600 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Janesville CA
 40.3°N 120.53°W (Elev. 4370 ft)
Last Update:
1:39 pm PST Dec 29, 2025
Forecast Valid:
5pm PST Dec 29, 2025-6pm PST Jan 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation