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

JETTE (JETM8)

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

NA

57°F

14°C

Humidity 44%
Wind Speed ENE 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 22 Apr 12:43 AM MDT
Extended Forecast for

6 Miles NNE Big Arm MT

  • Overnight

    Overnight: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 3pm, then rain after 3pm.  High near 56. Light south southwest wind increasing to 5 to 10 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: 56 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Rain.  Low around 39. Southwest wind 5 to 9 mph becoming calm  in the evening.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Thursday

    Thursday: Rain before 9am, then rain and snow showers. Some thunder is also possible.  High near 46. North wind 3 to 6 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight.  Mostly cloudy, with a low around 33. North northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow.  Partly sunny, with a high near 44. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 50. Calm wind.
Wednesday
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 3pm, then rain after 3pm. High near 56. Light south southwest wind increasing to 5 to 10 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. Low around 39. Southwest wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before 9am, then rain and snow showers. Some thunder is also possible. High near 46. North wind 3 to 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 33. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 44. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 33.
Monday
A slight chance of rain. Mostly sunny, with a high near 53.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNE Big Arm MT
 47.87°N 114.23°W (Elev. 2890 ft)
12:22 am MDT Apr 22, 2026
1am MDT Apr 22, 2026-6pm MDT Apr 28, 2026
 
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Additional Resources

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Hourly Weather Forecast

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