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

DEEP CREEK (DCRM8)

Lat: 48.35557°NLon: 113.11371°WElev: 5340.0ft.

NA

41°F

5°C

Humidity 70%
Wind Speed SW 27 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Wind Chill30°F (-1°C)
Last update 25 Dec 03:21 AM MST
Extended Forecast for

11 Miles W Heart Butte MT

  • Overnight

    Overnight: A 30 percent chance of snow, mainly before 4am. Mostly cloudy, with a steady temperature around 29. West southwest wind around 18 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow

  • Christmas Day

    Christmas Day: A slight chance of snow before 1pm, then a slight chance of snow after 4pm. Mostly sunny, with a high near 32. Southwest wind 18 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 31 mph. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Chance Snow
    and Breezy

  • Friday

    Friday: Snow, mainly after 11am. High near 28. Breezy, with a southwest wind 21 to 28 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 28 °F

    Snow and
    Breezy

  • Friday Night

    Friday Night: Snow. Low around -2. Windy, with a west southwest wind 30 to 33 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: -2 °F

    Snow and
    Windy

  • Saturday

    Saturday: Snow. High near 9. Blustery, with a north wind 23 to 28 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 9 °F

    Snow and
    Blustery then
    Snow Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -5. North wind 8 to 14 mph becoming west southwest in the evening.

    Low: -5 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 13. Breezy, with a west southwest wind 18 to 25 mph, with gusts as high as 30 mph.

    High: 13 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 12. Windy.

    Low: 12 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Overnight
A 30 percent chance of snow, mainly before 4am. Mostly cloudy, with a steady temperature around 29. West southwest wind around 18 mph, with gusts as high as 22 mph. Total nighttime snow accumulation of less than a half inch possible.
Christmas Day
A slight chance of snow before 1pm, then a slight chance of snow after 4pm. Mostly sunny, with a high near 32. Southwest wind 18 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 31 mph. New snow accumulation of less than one inch possible.
Friday
Snow, mainly after 11am. High near 28. Breezy, with a southwest wind 21 to 28 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around -2. Windy, with a west southwest wind 30 to 33 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow. High near 9. Blustery, with a north wind 23 to 28 mph decreasing to 14 to 19 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Partly cloudy, with a low around -5. North wind 8 to 14 mph becoming west southwest in the evening.
Sunday
Mostly sunny, with a high near 13. Breezy, with a west southwest wind 18 to 25 mph, with gusts as high as 30 mph.
Sunday Night
Mostly cloudy, with a low around 12. Windy.
Monday
Mostly cloudy, with a high near 22. Windy.
Monday Night
Mostly cloudy, with a low around 21. Windy.
Tuesday
Mostly cloudy, with a high near 27. Windy.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 21. Breezy.
Wednesday
A chance of snow. Partly sunny, with a high near 29. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Heart Butte MT
 48.27°N 113.09°W (Elev. 7313 ft)
Last Update:
2:11 am MST Dec 25, 2025
Forecast Valid:
3am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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