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

45°F

7°C

Humidity 65%
Wind Speed E 10 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 11 Apr 10:30 PM MDT
Extended Forecast for

9 Miles NNW Sunburst MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. West northwest wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 46. North wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 46 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 32. Northeast wind 6 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 57. North wind 5 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 57 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 37. West southwest wind 11 to 15 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Breezy, with a west southwest wind 14 to 24 mph, with gusts as high as 33 mph.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 32 mph.

    Low: 34 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow after noon. Partly sunny, with a high near 49. Breezy, with a west wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 49 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Chance Snow
    and Breezy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. West northwest wind 11 to 14 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 46. North wind 11 to 14 mph, with gusts as high as 21 mph.
Sunday Night
A chance of rain after midnight, mixing with snow after 3am. Mostly cloudy, with a low around 32. Northeast wind 6 to 10 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A chance of rain and snow before noon, then a chance of rain. Mostly cloudy, with a high near 57. North wind 5 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 37. West southwest wind 11 to 15 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 55. Breezy, with a west southwest wind 14 to 24 mph, with gusts as high as 33 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Breezy, with a southwest wind 18 to 23 mph, with gusts as high as 32 mph.
Wednesday
A slight chance of rain and snow after noon. Partly sunny, with a high near 49. Breezy, with a west wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 37 mph.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 20. Breezy.
Thursday
A chance of snow. Mostly cloudy, with a high near 32.
Thursday Night
Mostly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 43.
Friday Night
Partly cloudy, with a low around 24.
Saturday
Mostly sunny, with a high near 52.
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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:
9:32 pm MDT Apr 11, 2026
Forecast Valid:
10pm MDT Apr 11, 2026-6pm MDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation