Critical Fire Weather Conditions Continue; Pacific Storm to Bring Heavy Snow to the Sierra-Nevada

Critical fire weather conditions are forecast for the Southern Plains and portions of Florida through Thursday, as gusty winds and dry conditions return to the region. A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast and central Great Basin, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Read More >

Current conditions at

JETTE (JETM8)

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

NA

62°F

17°C

Humidity 50%
Wind Speed S 2 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 21 Apr 10:43 AM MDT
Extended Forecast for

3 Miles NW Big Arm MT

  • Today

    Today: Sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon.  High near 62. Calm wind becoming southwest 5 to 8 mph in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Chance Rain
    then Showers

  • Wednesday Night

    Wednesday Night: Rain.  Low around 36. Southwest wind 3 to 7 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 36 °F

    Rain

  • Thursday

    Thursday: Rain before 9am, then rain and snow.  High near 47. North wind around 5 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before midnight.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: A 30 percent chance of snow, mainly after noon.  Partly sunny, with a high near 47. Little or no snow accumulation expected.

    High: 47 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly cloudy, then becoming mostly clear toward daybreak, with a low around 46. Calm wind.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 62. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain. Low around 36. Southwest wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before 9am, then rain and snow. High near 47. North wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of snow, mainly after noon. Partly sunny, with a high near 47. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 31.
Monday
A slight chance of rain. Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Big Arm MT
 47.84°N 114.32°W (Elev. 2940 ft)
2:01 am MDT Apr 21, 2026
11am MDT Apr 21, 2026-6pm MDT Apr 27, 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