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

POR31-Iron Horse (LIB09)

Lat: 39.77898°NLon: 120.50284°WElev: 5001.0ft.

NA

32°F

0°C

Humidity 95%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 27 Dec 03:00 PM PST
Extended Forecast for

8 Miles NW Sierraville CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 37. East wind around 5 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 18. East wind around 5 mph.

    Low: 18 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 44. East wind around 5 mph becoming calm.

    High: 44 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 24. East wind around 5 mph becoming calm.

    Low: 24 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of rain after 10am. Snow level 7200 feet rising to 8900 feet in the afternoon. Mostly cloudy, with a high near 43. Calm wind.

    High: 43 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely. Snow level 8800 feet. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%.

    Low: 32 °F

    Rain Likely

  • New Year's Day

    New Year's Day: Rain. Snow level 8400 feet. High near 42. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Snow level 7900 feet. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain

  • Friday

    Friday: Rain. Snow level 7400 feet. Mostly cloudy, with a high near 44.

    High: 44 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 37. East wind around 5 mph.
Tonight
Mostly clear, with a low around 18. East wind around 5 mph.
Tuesday
Sunny, with a high near 44. East wind around 5 mph becoming calm.
Tuesday Night
Mostly cloudy, with a low around 24. East wind around 5 mph becoming calm.
Wednesday
A 20 percent chance of rain after 10am. Snow level 7200 feet rising to 8900 feet in the afternoon. Mostly cloudy, with a high near 43. Calm wind.
Wednesday Night
Rain likely. Snow level 8800 feet. Mostly cloudy, with a low around 32. Calm wind. Chance of precipitation is 70%.
New Year's Day
Rain. Snow level 8400 feet. High near 42. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Snow level 7900 feet. Mostly cloudy, with a low around 32.
Friday
Rain. Snow level 7400 feet. Mostly cloudy, with a high near 44.
Friday Night
Rain and snow. Snow level 6700 feet lowering to 5900 feet after midnight . Mostly cloudy, with a low around 32.
Saturday
Snow likely. Mostly cloudy, with a high near 39.
Saturday Night
Snow likely. Mostly cloudy, with a low around 28.
Sunday
Snow likely. Mostly cloudy, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Sierraville CA
 39.68°N 120.46°W (Elev. 5758 ft)
Last Update:
9:15 am PST Dec 29, 2025
Forecast Valid:
1pm PST Dec 29, 2025-6pm PST Jan 4, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation