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 >

Current conditions at

EUREKA (EURM8)

Lat: 48.89781°NLon: 115.05836°WElev: 2632.0ft.

NA

33°F

1°C

Humidity 99%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 25 Dec 07:15 AM MST
Extended Forecast for

12 Miles ENE Eureka MT

  • Christmas Day

    Christmas Day: A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 32. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 32 °F

    Chance Snow

  • Tonight

    Tonight: Snow, mainly before midnight. The snow could be heavy at times. Patchy blowing snow after 8pm. Low around 25. South southwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 25 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 11am. High near 28. Breezy, with a south southwest wind 17 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 28 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Widespread blowing snow. Low around 7. Wind chill values as low as -2. Windy, with a south southwest wind 26 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 7 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. The snow could be heavy at times. Widespread blowing snow, mainly before 8am. Mostly cloudy, with a high near 17. Breezy, with a south southwest wind 17 to 22 mph becoming north 9 to 14 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    High: 17 °F

    Heavy Snow
    and Blowing
    Snow then
    Chance Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 14.

    High: 14 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 8.

    Low: 8 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 19.

    High: 19 °F

    Mostly Cloudy

Detailed Forecast

Christmas Day
A 40 percent chance of snow, mainly after noon. Mostly cloudy, with a high near 32. Southwest wind 7 to 13 mph, with gusts as high as 21 mph. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Snow, mainly before midnight. The snow could be heavy at times. Patchy blowing snow after 8pm. Low around 25. South southwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Friday
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 11am. High near 28. Breezy, with a south southwest wind 17 to 24 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow. The snow could be heavy at times. Widespread blowing snow. Low around 7. Wind chill values as low as -2. Windy, with a south southwest wind 26 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Saturday
Snow likely, mainly before 11am. The snow could be heavy at times. Widespread blowing snow, mainly before 8am. Mostly cloudy, with a high near 17. Breezy, with a south southwest wind 17 to 22 mph becoming north 9 to 14 mph in the morning. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
Partly cloudy, with a low around 1.
Sunday
Partly sunny, with a high near 14.
Sunday Night
Mostly cloudy, with a low around 8.
Monday
Mostly cloudy, with a high near 19.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly cloudy, with a high near 24.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
A chance of snow. Mostly cloudy, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles ENE Eureka MT
 48.95°N 114.82°W (Elev. 6637 ft)
Last Update:
1:02 am MST Dec 25, 2025
Forecast Valid:
7am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
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Additional Resources

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Chance of Precipitation