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

Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

BNSF Java East (JVEMT)

Lat: 48.23587°NLon: 113.56453°WElev: 4043.0ft.

NA

62°F

17°C

Humidity 33%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 21 Apr 09:00 PM MDT
Extended Forecast for

14 Miles SSW Heart Butte MT

Winter Weather Advisory April 22, 06:00pm until April 23, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 40. East southeast wind around 11 mph becoming south southwest after midnight.

    Low: 40 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A chance of rain and snow showers before 1pm, then rain showers likely between 1pm and 3pm, then snow showers after 3pm. Some thunder is also possible. Snow level 8800 feet lowering to 7700 feet in the afternoon . High near 49. Breezy, with a south southwest wind 10 to 15 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then
    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Low around 21. Breezy, with a west wind around 23 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Low: 21 °F

    Heavy Snow
    and Breezy

  • Thursday

    Thursday: Snow. High near 24. Blustery, with a north northwest wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 24 °F

    Snow and
    Blustery

  • Thursday Night

    Thursday Night: Snow likely. Cloudy, with a low around 14. North northwest wind 18 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 14 °F

    Snow Likely

  • Friday

    Friday: Snow. High near 21. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 21 °F

    Snow

  • Friday Night

    Friday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 14. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly after noon. Mostly cloudy, with a high near 23.

    High: 23 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 13.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 40. East southeast wind around 11 mph becoming south southwest after midnight.
Wednesday
A chance of rain and snow showers before 1pm, then rain showers likely between 1pm and 3pm, then snow showers after 3pm. Some thunder is also possible. Snow level 8800 feet lowering to 7700 feet in the afternoon . High near 49. Breezy, with a south southwest wind 10 to 15 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Snow. The snow could be heavy at times. Low around 21. Breezy, with a west wind around 23 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Thursday
Snow. High near 24. Blustery, with a north northwest wind 21 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow likely. Cloudy, with a low around 14. North northwest wind 18 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow. High near 21. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 14. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Snow likely, mainly after noon. Mostly cloudy, with a high near 23.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 13.
Sunday
A chance of snow. Mostly cloudy, with a high near 25.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 16.
Monday
A chance of snow. Partly sunny, with a high near 34.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 24.
Tuesday
A chance of snow. Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SSW Heart Butte MT
 48.11°N 112.99°W (Elev. 7690 ft)
Last Update:
2:00 pm MDT Apr 21, 2026
Forecast Valid:
10pm MDT Apr 21, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation