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

72°F

22°C

Humidity 15%
Wind Speed E 8 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Last update 20 Apr 04:30 PM MDT
Extended Forecast for

9 Miles NNW Sunburst MT

  • Tonight

    Tonight: Partly cloudy, with a low around 44. West southwest wind 8 to 17 mph, with gusts as high as 23 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77. West southwest wind 6 to 10 mph becoming south southeast in the morning.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. Southeast wind 7 to 10 mph becoming west northwest after midnight.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of rain after noon. Partly sunny, with a high near 62. Breezy, with a north northwest wind 8 to 13 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 62 °F

    Mostly Sunny
    then Chance
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain before 9pm, then rain, possibly mixed with snow between 9pm and 3am, then snow likely after 3am. Low around 29. Windy, with a north northwest wind 28 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain/Snow and
    Windy

  • Thursday

    Thursday: A 50 percent chance of snow. Mostly cloudy, with a high near 42. Breezy, with a north northwest wind around 29 mph, with gusts as high as 43 mph. New snow accumulation of less than one inch possible.

    High: 42 °F

    Chance Snow
    and Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 23. Blustery, with a north northwest wind 16 to 25 mph, with gusts as high as 34 mph.

    Low: 23 °F

    Slight Chance
    Snow and
    Blustery

  • Friday

    Friday: A slight chance of snow. Partly sunny, with a high near 39. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 31 mph.

    High: 39 °F

    Slight Chance
    Snow and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 44. West southwest wind 8 to 17 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 77. West southwest wind 6 to 10 mph becoming south southeast in the morning.
Tuesday Night
Mostly cloudy, with a low around 45. Southeast wind 7 to 10 mph becoming west northwest after midnight.
Wednesday
A 40 percent chance of rain after noon. Partly sunny, with a high near 62. Breezy, with a north northwest wind 8 to 13 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 34 mph.
Wednesday Night
Rain before 9pm, then rain, possibly mixed with snow between 9pm and 3am, then snow likely after 3am. Low around 29. Windy, with a north northwest wind 28 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
A 50 percent chance of snow. Mostly cloudy, with a high near 42. Breezy, with a north northwest wind around 29 mph, with gusts as high as 43 mph. New snow accumulation of less than one inch possible.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 23. Blustery, with a north northwest wind 16 to 25 mph, with gusts as high as 34 mph.
Friday
A slight chance of snow. Partly sunny, with a high near 39. Breezy, with a north northwest wind 20 to 24 mph, with gusts as high as 31 mph.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Sunburst MT
 48.99°N 111.96°W (Elev. 3579 ft)
Last Update:
4:06 pm MDT Apr 20, 2026
Forecast Valid:
5pm MDT Apr 20, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation