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

76°F

24°C

Humidity 13%
Wind Speed W 3 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Heat Index76°F (24°C)
Last update 21 Apr 06:00 PM MDT
Extended Forecast for

34 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: A slight chance of rain between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. East southeast wind around 10 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Rain and snow likely before 2pm, then rain and snow showers likely between 2pm and 3pm, then snow after 3pm. Some thunder is also possible. Snow level 8700 feet lowering to 7600 feet in the afternoon . High near 47. South wind 10 to 18 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Low around 20. West northwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 20 °F

    Heavy Snow

  • Thursday

    Thursday: Snow. High near 23. North northwest wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 23 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely. Mostly cloudy, with a low around 14. North northwest wind 14 to 16 mph, with gusts as high as 23 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 20. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 20 °F

    Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 12. New snow accumulation of less than one inch possible.

    Low: 12 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after noon. Mostly cloudy, with a high near 22.

    High: 22 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Chance Snow

Detailed Forecast

Tonight
A slight chance of rain between 7pm and 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 38. East southeast wind around 10 mph. Chance of precipitation is 20%.
Wednesday
Rain and snow likely before 2pm, then rain and snow showers likely between 2pm and 3pm, then snow after 3pm. Some thunder is also possible. Snow level 8700 feet lowering to 7600 feet in the afternoon . High near 47. South wind 10 to 18 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Snow. The snow could be heavy at times. Low around 20. West northwest wind around 18 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow. High near 23. North northwest wind 16 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow likely. Mostly cloudy, with a low around 14. North northwest wind 14 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow. High near 20. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 12. New snow accumulation of less than one inch possible.
Saturday
Snow likely, mainly after noon. Mostly cloudy, with a high near 22.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 11.
Sunday
A chance of snow. Partly sunny, with a high near 25.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 15.
Monday
A chance of snow. Partly sunny, with a high near 32.
Monday Night
A slight chance of snow. Partly cloudy, with a low around 21.
Tuesday
A chance of snow. Mostly sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
34 Miles SSW Heart Butte MT
 47.83°N 113.06°W (Elev. 7618 ft)
Last Update:
2:00 pm MDT Apr 21, 2026
Forecast Valid:
6pm MDT Apr 21, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation