Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

619Line-Sierra Valley West (LIB10)

Lat: 39.75937°NLon: 120.37408°WElev: 4884.0ft.

NA

11°F

-12°C

Humidity 91%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 9°F (-13°C)
Visibility NA
Last update 20 Feb 11:40 PM PST
Extended Forecast for

4 Miles NW Sierraville CA

  • Tonight

    Tonight: Partly cloudy, with a low around 12. Calm wind.

    Low: 12 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40. Calm wind becoming south around 5 mph in the morning.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. South wind around 5 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 44 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. South wind around 5 mph becoming calm  in the evening.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of rain after 4pm.  Snow level 5500 feet rising to 7000 feet in the afternoon. Mostly sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 49 °F

    Mostly Sunny
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain likely, mainly after 10pm.  Snow level 7600 feet rising to 8200 feet after midnight. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 44.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Snow level 7800 feet. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 12. Calm wind.
Saturday
Partly sunny, with a high near 40. Calm wind becoming south around 5 mph in the morning.
Saturday Night
Mostly clear, with a low around 25. South wind around 5 mph.
Sunday
Sunny, with a high near 44. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 22. South wind around 5 mph becoming calm in the evening.
Monday
A 30 percent chance of rain after 4pm. Snow level 5500 feet rising to 7000 feet in the afternoon. Mostly sunny, with a high near 49. Calm wind becoming southwest around 5 mph in the afternoon.
Monday Night
Rain likely, mainly after 10pm. Snow level 7600 feet rising to 8200 feet after midnight. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain. Cloudy, with a high near 44.
Tuesday Night
Rain. Snow level 7800 feet. Mostly cloudy, with a low around 34.
Wednesday
A chance of rain. Snow level 7300 feet. Mostly cloudy, with a high near 48.
Wednesday Night
A chance of rain and snow. Snow level 7200 feet. Mostly cloudy, with a low around 30.
Thursday
A chance of rain and snow. Snow level 6900 feet rising to 7700 feet in the afternoon. Partly sunny, with a high near 53.
Thursday Night
A chance of rain and snow. Snow level 7500 feet. Mostly cloudy, with a low around 31.
Friday
A chance of rain and snow. Snow level 7200 feet. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Sierraville CA
 39.62°N 120.42°W (Elev. 4997 ft)
9:16 pm PST Feb 20, 2026
11pm PST Feb 20, 2026-6pm PST Feb 27, 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