Areas of Dangerous Heat and Severe Thunderstorms

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Sweetgrass I-15 MP 395.3 (MTSWT)

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

NA

67°F

19°C

Humidity 40%
Wind Speed NW 10 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 27 Aug 01:00 AM MDT
Extended Forecast for

10 Miles NW Sunburst MT

  • Overnight

    Overnight: Patchy smoke before 3am. Mostly cloudy, with a low around 59. South wind around 10 mph.

    Low: 59 °F

    Patchy Smoke

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 4pm and 5pm.  Patchy smoke between noon and 2pm. Partly sunny, with a high near 88. South southwest wind 8 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 58. South wind 11 to 15 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.

    Low: 58 °F

    Decreasing
    Clouds

  • Friday

    Friday: Patchy smoke before 3pm, then patchy smoke after 5pm. Sunny, with a high near 81. West southwest wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 81 °F

    Sunny then
    Patchy Smoke

  • Friday Night

    Friday Night: Patchy smoke before 7pm. Mostly cloudy, with a low around 54. West southwest wind 8 to 16 mph, with gusts as high as 24 mph.

    Low: 54 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers, mainly after noon.  Mostly sunny, with a high near 74. West southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 74 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers.  Mostly cloudy, with a low around 50. West southwest wind around 14 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers.  Partly sunny, with a high near 65. West southwest wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 65 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before midnight.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy smoke before 3am. Mostly cloudy, with a low around 59. South wind around 10 mph.
Thursday
A slight chance of showers and thunderstorms between 4pm and 5pm. Patchy smoke between noon and 2pm. Partly sunny, with a high near 88. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 58. South wind 11 to 15 mph becoming west southwest after midnight. Winds could gust as high as 21 mph.
Friday
Patchy smoke before 3pm, then patchy smoke after 5pm. Sunny, with a high near 81. West southwest wind 13 to 17 mph, with gusts as high as 28 mph.
Friday Night
Patchy smoke before 7pm. Mostly cloudy, with a low around 54. West southwest wind 8 to 16 mph, with gusts as high as 24 mph.
Saturday
A 30 percent chance of showers, mainly after noon. Mostly sunny, with a high near 74. West southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 50. West southwest wind around 14 mph, with gusts as high as 20 mph.
Sunday
A chance of showers. Partly sunny, with a high near 65. West southwest wind 11 to 20 mph, with gusts as high as 29 mph.
Sunday Night
A chance of showers, mainly before midnight. Partly cloudy, with a low around 47.
Monday
Sunny, with a high near 73.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 52.
Wednesday
Partly sunny, with a high near 71. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NW Sunburst MT
 48.99°N 112.06°W (Elev. 3596 ft)
12:31 am MDT Aug 27, 2026
1am MDT Aug 27, 2026-6pm MDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database