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

JETTE (JETM8)

Lat: 47.76706°NLon: 114.23378°WElev: 3593.0ft.

NA

53°F

12°C

Humidity 64%
Wind Speed SSE 0 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Last update 22 Apr 02:43 AM MDT
Extended Forecast for

3 Miles NW 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 47. Light east southeast wind.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 3pm, then rain after 3pm. High near 59. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 59 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Rain before 9pm, then rain and snow. Low around 36. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Thursday

    Thursday: Rain and snow before 9am, then snow between 9am and 3pm, then rain and snow likely after 3pm. Snow level 3900 feet lowering to 3200 feet. High near 46. North wind 3 to 6 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Partly sunny, with a high near 45. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow after noon. Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A slight chance of snow before midnight. Partly cloudy, with a low around 25.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 47. Light east southeast wind.
Wednesday
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 3pm, then rain after 3pm. High near 59. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain before 9pm, then rain and snow. Low around 36. West southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Rain and snow before 9am, then snow between 9am and 3pm, then rain and snow likely after 3pm. Snow level 3900 feet lowering to 3200 feet. High near 46. North wind 3 to 6 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow likely, becoming all snow after 9pm. Mostly cloudy, with a low around 29. Light and variable wind. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow. Partly sunny, with a high near 45. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 27.
Saturday
A chance of snow after noon. Partly sunny, with a high near 47.
Saturday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 25.
Sunday
A chance of snow, mainly after noon. Mostly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
A chance of rain. Snow level rising to 4600 feet in the afternoon. Mostly sunny, with a high near 55.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 34.
Tuesday
A chance of rain. Mostly sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Swan Lake MT
 47.96°N 113.91°W (Elev. 3199 ft)
Last Update:
2:01 am MDT Apr 22, 2026
Forecast Valid:
3am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation