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 >

Current conditions at

BNSF Java East (JVEMT)

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

NA

49°F

9°C

Humidity 55%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 22 Apr 01:00 AM MDT
Extended Forecast for

13 Miles E Swan Lake MT

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

    Overnight: Mostly clear, with a low around 43. Calm wind.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then rain after 3pm.  High near 61. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Rain and snow.  Snow level 6100 feet lowering to 4000 feet after midnight . Low around 32. Light west wind.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Rain/Snow

  • Thursday

    Thursday: Snow.  High near 44. Light north wind.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 44 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely.  Mostly cloudy, with a low around 23. Calm wind.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 23 °F

    Snow Likely

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 43. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow.  Partly sunny, with a high near 44.

    High: 44 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 43. Calm wind.
Wednesday
Showers and thunderstorms likely before 2pm, then showers and possibly a thunderstorm between 2pm and 3pm, then rain after 3pm. High near 61. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and snow. Snow level 6100 feet lowering to 4000 feet after midnight . Low around 32. Light west wind. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Snow. High near 44. Light north wind. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
Snow likely. Mostly cloudy, with a low around 23. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 43. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 22. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow. Partly sunny, with a high near 44.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 20.
Sunday
A chance of snow. Partly sunny, with a high near 47.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 23.
Monday
A chance of rain and snow. Mostly sunny, with a high near 53.
Monday Night
A slight chance of rain. Snow level 5000 feet lowering to 4500 feet after midnight . Partly cloudy, with a low around 28.
Tuesday
A chance of rain and snow. Snow level 4400 feet rising to 5700 feet in the afternoon. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles E Swan Lake MT
 47.95°N 113.56°W (Elev. 3819 ft)
2:01 am MDT Apr 22, 2026
2am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database