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 critical fire weather to the southern High Plains Friday. A winter storm will track across the Great Lakes and Northeast U.S. Friday 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

20°F

-7°C

Humidity 94%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 18°F (-8°C)
Visibility NA
Last update 19 Feb 09:40 PM PST
Extended Forecast for

6 Miles NW Sierraville CA

Winter Weather Advisory February 19, 09:50pm until February 19, 10:00pm
Click here for hazard details and duration
...
  •  
    Winter Weather Advisory February 19, 09:50pm until February 19, 10:00pm

    NOW until 10:00pm Thu

    Winter Weather Advisory

  • Tonight

    Low: 9 °F

    Snow Likely
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 34. Calm wind.

    High: 34 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 9. Calm wind.

    Low: 9 °F

    Partly Cloudy

  • Saturday

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

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 10 percent chance of snow after 4am.  Mostly clear, with a low around 21. South wind around 5 mph.

    Low: 21 °F

    Mostly Clear
    then Slight
    Chance Snow

  • Sunday

    Sunday: A slight chance of snow before 10am, then a chance of rain.  Snow level rising to 6100 feet in the afternoon. Mostly sunny, with a high near 44. South wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 44 °F

    Slight Chance
    Rain/Snow
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A chance of rain and snow before 4am, then a slight chance of snow.  Snow level 5800 feet. Mostly cloudy, with a low around 23. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 23 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain, mainly after 4pm.  Snow level 5700 feet rising to 6900 feet in the afternoon. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain

Detailed Forecast

Tonight
Snow likely before 10pm. Mostly cloudy, with a low around 9. Calm wind. Chance of precipitation is 70%. Total nighttime snow accumulation of less than one inch possible.
Friday
Mostly sunny, with a high near 34. Calm wind.
Friday Night
Partly cloudy, with a low around 9. Calm wind.
Saturday
Partly sunny, with a high near 40. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
A 10 percent chance of snow after 4am. Mostly clear, with a low around 21. South wind around 5 mph.
Sunday
A slight chance of snow before 10am, then a chance of rain. Snow level rising to 6100 feet in the afternoon. Mostly sunny, with a high near 44. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
A chance of rain and snow before 4am, then a slight chance of snow. Snow level 5800 feet. Mostly cloudy, with a low around 23. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A chance of rain, mainly after 4pm. Snow level 5700 feet rising to 6900 feet in the afternoon. Partly sunny, with a high near 47.
Monday Night
Rain likely, mainly after 10pm. Snow level 7500 feet. Mostly cloudy, with a low around 33.
Tuesday
Rain. Snow level 7700 feet. Cloudy, with a high near 44.
Tuesday Night
Rain and snow. Snow level 7200 feet. Mostly cloudy, with a low around 32.
Wednesday
Rain and snow likely. Snow level 6700 feet. Mostly cloudy, with a high near 49.
Wednesday Night
Rain and snow likely. Snow level 6500 feet. Mostly cloudy, with a low around 33.
Thursday
A chance of rain and snow. Snow level 5000 feet rising to 6500 feet in the afternoon. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NW Sierraville CA
 39.66°N 120.43°W (Elev. 4997 ft)
1:39 pm PST Feb 19, 2026
9pm PST Feb 19, 2026-6pm PST Feb 26, 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