National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Areas of Hazardous Weather This Weekend

A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >

Current conditions at

JETTE (JETM8)

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

NA

49°F

9°C

Humidity 51%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 32°F (0°C)
Visibility NA
Last update 08 Nov 03:43 AM MST
Extended Forecast for

Big Arm MT

  • Today

    Today: Mostly cloudy, with a high near 51. South southwest wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 51 °F

    Mostly Cloudy

  • Tonight

    Tonight: Increasing clouds, with a low around 38. South wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Increasing
    Clouds

  • Monday

    Monday: A 40 percent chance of showers, mainly between noon and 1pm. Mostly cloudy, with a high near 44. Calm wind.

    High: 44 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 41. Light south southwest wind.

    Low: 41 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 50. South southwest wind 3 to 7 mph.

    High: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 51. South southwest wind 5 to 13 mph, with gusts as high as 22 mph.
Tonight
Increasing clouds, with a low around 38. South wind around 6 mph becoming calm in the evening.
Monday
A 40 percent chance of showers, mainly between noon and 1pm. Mostly cloudy, with a high near 44. Calm wind.
Monday Night
A 40 percent chance of showers after 11pm. Mostly cloudy, with a low around 41. Light south southwest wind.
Tuesday
A 30 percent chance of showers before 11am. Mostly cloudy, with a high near 50. South southwest wind 3 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 42.
Veterans Day
Partly sunny, with a high near 54.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 54.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 40.
Saturday
A slight chance of rain. Partly sunny, with a high near 53.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Arm MT
 47.8°N 114.28°W (Elev. 3061 ft)
Last Update:
1:01 am MST Nov 8, 2026
Forecast Valid:
4am MST Nov 8, 2026-6pm MST Nov 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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