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

Sweetgrass I-15 MP 395.3 (MTSWT)

Lat: 48.96017°NLon: 111.94071°WElev: 3471.0ft.

NA

62°F

17°C

Humidity 83%
Wind Speed NNE 17 MPH
Barometer NA
Dewpoint 57°F (14°C)
Visibility NA
Last update 03 Aug 09:45 AM MDT
Extended Forecast for

9 Miles W Sunburst MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 77. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 77 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 54. Northwest wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 54 °F

    Partly Cloudy

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. Southwest wind 5 to 9 mph becoming east northeast in the afternoon.

    High: 76 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 54. West southwest wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 73. West northwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 76. West southwest wind 11 to 14 mph, with gusts as high as 22 mph.

    High: 76 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 55 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 70.

    High: 70 °F

    Chance
    Showers

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 77. Northwest wind 10 to 14 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 54. Northwest wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 76. Southwest wind 5 to 9 mph becoming east northeast in the afternoon.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 54. West southwest wind 8 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Tuesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 73. West northwest wind 10 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 53. West southwest wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 76. West southwest wind 11 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly cloudy, with a low around 55. West wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 70.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 64.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Sunburst MT
 48.9°N 112.1°W (Elev. 3999 ft)
Last Update:
9:58 am MDT Aug 3, 2025
Forecast Valid:
10am MDT Aug 3, 2025-6pm MDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation