Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Current conditions at

Sunburst I-15 MP 389 (MTSUN)

Lat: 48.88015°NLon: 111.89871°WElev: 3307.0ft.

unknown precip

N/A

Humidity NA
Wind Speed NA 10 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

Sunburst MT

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Patchy smoke. Partly cloudy, with a low around 52. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 52 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Patchy smoke. Mostly sunny, with a high near 79. Light west southwest wind becoming west 5 to 9 mph in the morning.

    High: 79 °F

    Patchy Smoke
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Patchy smoke. Partly cloudy, with a low around 54. South southwest wind 5 to 7 mph.

    Low: 54 °F

    Chance
    T-storms then
    Patchy Smoke

  • Wednesday

    Wednesday: Patchy smoke before 7am. Sunny, with a high near 83. West wind 5 to 9 mph.

    High: 83 °F

    Patchy Smoke
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. Northwest wind 5 to 9 mph becoming light and variable.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. North wind 7 to 11 mph.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North northeast wind 5 to 10 mph becoming light northeast  after midnight.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 80. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers after midnight.  Mostly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy smoke. Partly cloudy, with a low around 52. North northwest wind 5 to 8 mph becoming calm in the evening.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Patchy smoke. Mostly sunny, with a high near 79. Light west southwest wind becoming west 5 to 9 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Patchy smoke. Partly cloudy, with a low around 54. South southwest wind 5 to 7 mph.
Wednesday
Patchy smoke before 7am. Sunny, with a high near 83. West wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 54. Northwest wind 5 to 9 mph becoming light and variable.
Thursday
Sunny, with a high near 78. North wind 7 to 11 mph.
Thursday Night
Mostly clear, with a low around 53. North northeast wind 5 to 10 mph becoming light northeast after midnight.
Friday
Sunny, with a high near 80. Light and variable wind becoming southeast 5 to 10 mph in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A slight chance of showers after midnight. Mostly cloudy, with a low around 58.
Saturday
A chance of showers, mainly before noon. Partly sunny, with a high near 82.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Sunday
A slight chance of showers. Mostly sunny, with a high near 76.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunburst MT
 48.89°N 111.91°W (Elev. 3399 ft)
12:32 pm MDT Aug 17, 2026
6pm MDT Aug 17, 2026-6pm MDT Aug 24, 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