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

Hazardous Weather Conditions

Current conditions at

FORT ASSINIBOINE #1 (FASM8)

Lat: 48.48333°NLon: 109.8°WElev: 2710.0ft.

NA

81°F

27°C

Humidity NA
Wind Speed SE 6 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

10 Miles NNE Box Elder MT

Heat Advisory until May 27, 09:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until May 27, 09:00pm

    NOW until 9:00pm Wed

    Heat Advisory

  • Tonight

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 94. East northeast wind 5 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.

    High: 94 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 55. Southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. East wind 5 to 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 96. East southeast wind 3 to 7 mph.

    High: 96 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 54. East wind 5 to 8 mph becoming west northwest after midnight. Chance of precipitation is 50%.

    Low: 54 °F

    Chance
    T-storms then
    Chance Rain

  • Saturday

    Saturday: Rain likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 81. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 81 °F

    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms before midnight, then a chance of rain, mainly between midnight and 3am. Mostly cloudy, with a low around 60. East northeast wind 7 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 94. East northeast wind 5 to 11 mph becoming south southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 55. Southeast wind 5 to 7 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny and hot, with a high near 96. Calm wind becoming east northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 58. East wind 5 to 7 mph.
Friday
Mostly sunny and hot, with a high near 96. East southeast wind 3 to 7 mph.
Friday Night
A chance of showers and thunderstorms before midnight, then a chance of rain after midnight. Mostly cloudy, with a low around 54. East wind 5 to 8 mph becoming west northwest after midnight. Chance of precipitation is 50%.
Saturday
Rain likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 81. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Showers and possibly a thunderstorm before midnight, then rain likely after midnight. Mostly cloudy, with a low around 47.
Sunday
Rain likely, mainly before noon. Partly sunny, with a high near 69.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 71.
Monday Night
A slight chance of rain. Partly cloudy, with a low around 43.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 76.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNE Box Elder MT
 48.46°N 109.93°W (Elev. 2651 ft)
Last Update:
6:21 pm MDT May 26, 2026
Forecast Valid:
9pm MDT May 26, 2026-6pm MDT Jun 2, 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