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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Lander (KLND)

Lat: 42.81472°NLon: 108.72806°WElev: 5587.0ft.

Partly Cloudy

52°F

11°C

Humidity 57%
Wind Speed WNW 11 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 25 Dec 11:05 AM MST
Extended Forecast for

21 Miles ENE Boulder WY

  • Christmas Day

    Christmas Day: Snow showers, mainly before 4pm. Some thunder is also possible. Widespread blowing snow, mainly before 4pm. Temperature falling to around 21 by 5pm. Windy, with a west southwest wind 29 to 33 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 5 to 9 inches possible.

    High: 33 °F⇓

    Snow Showers
    and Blowing
    Snow

  • Tonight

    Tonight: Snow showers. The snow could be heavy at times. Widespread blowing snow, mainly after 3am. Low around 18. Wind chill values as low as zero. Windy, with a southwest wind 23 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.

    Low: 18 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday

    Friday: Snow showers. The snow could be heavy at times. Widespread blowing snow. High near 20. Wind chill values as low as -5. Very windy, with a southwest wind 31 to 39 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.

    High: 20 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday Night

    Friday Night: Snow showers, mainly before 11pm, then snow likely after 11pm. The snow could be heavy at times. Widespread blowing snow before 11pm. Low around 7. Wind chill values as low as -10. Windy, with a west wind 25 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 7 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 12. Windy, with a west wind 23 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 12 °F

    Snow Likely
    and Windy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Partly cloudy, with a low around -11. Breezy, with a west wind 14 to 20 mph, with gusts as high as 30 mph.

    Low: -11 °F

    Chance Snow
    and Breezy

  • Sunday

    Sunday: Sunny and cold, with a high near 6. West northwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 6 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -5.

    Low: -5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

Detailed Forecast

Christmas Day
Snow showers, mainly before 4pm. Some thunder is also possible. Widespread blowing snow, mainly before 4pm. Temperature falling to around 21 by 5pm. Windy, with a west southwest wind 29 to 33 mph, with gusts as high as 47 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 5 to 9 inches possible.
Tonight
Snow showers. The snow could be heavy at times. Widespread blowing snow, mainly after 3am. Low around 18. Wind chill values as low as zero. Windy, with a southwest wind 23 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 5 to 9 inches possible.
Friday
Snow showers. The snow could be heavy at times. Widespread blowing snow. High near 20. Wind chill values as low as -5. Very windy, with a southwest wind 31 to 39 mph, with gusts as high as 60 mph. Chance of precipitation is 100%. New snow accumulation of 9 to 13 inches possible.
Friday Night
Snow showers, mainly before 11pm, then snow likely after 11pm. The snow could be heavy at times. Widespread blowing snow before 11pm. Low around 7. Wind chill values as low as -10. Windy, with a west wind 25 to 30 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow likely. Mostly cloudy, with a high near 12. Windy, with a west wind 23 to 26 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
A 50 percent chance of snow. Partly cloudy, with a low around -11. Breezy, with a west wind 14 to 20 mph, with gusts as high as 30 mph.
Sunday
Sunny and cold, with a high near 6. West northwest wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around -5.
Monday
Sunny, with a high near 19.
Monday Night
Mostly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 24. Blustery.
Tuesday Night
Partly cloudy, with a low around 14. Blustery.
Wednesday
Sunny, with a high near 26. Blustery.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles ENE Boulder WY
 42.78°N 109.24°W (Elev. 11565 ft)
Last Update:
11:02 am MST Dec 25, 2025
Forecast Valid:
11am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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