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

54°F

12°C

Humidity 39%
Wind Speed S 22 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 19 May 12:15 PM MDT
Extended Forecast for

9 Miles W Sunburst MT

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 60. West wind 13 to 15 mph, with gusts as high as 23 mph.

    High: 60 °F

    Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 10pm. Mostly cloudy, with a low around 39. West southwest wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 53. North northwest wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 53 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. North northwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 35 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60. North northwest wind 11 to 16 mph, with gusts as high as 22 mph.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39. North northwest wind 6 to 9 mph becoming south after midnight.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68. South southwest wind 6 to 8 mph becoming west northwest in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. Southwest wind 7 to 9 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 60. West wind 13 to 15 mph, with gusts as high as 23 mph.
Tonight
A 20 percent chance of showers before 10pm. Mostly cloudy, with a low around 39. West southwest wind 9 to 14 mph, with gusts as high as 20 mph.
Wednesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 53. North northwest wind 13 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 35. North northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 60. North northwest wind 11 to 16 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 39. North northwest wind 6 to 9 mph becoming south after midnight.
Friday
Mostly sunny, with a high near 68. South southwest wind 6 to 8 mph becoming west northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 43. Southwest wind 7 to 9 mph.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Sunny, with a high near 75. Breezy.
Sunday Night
Partly cloudy, with a low around 49. Breezy.
Memorial Day
Mostly sunny, with a high near 73. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Sunburst MT
 48.9°N 112.1°W (Elev. 3999 ft)
Last Update:
12:31 pm MDT May 19, 2026
Forecast Valid:
12pm MDT May 19, 2026-6pm MDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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