National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. 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 1 MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

4 Miles SE Sunburst MT

  • Today

    Today: Cloudy, with a high near 56. East southeast wind 7 to 10 mph.

    High: 56 °F

    Cloudy

  • Tonight

    Tonight: Rain, mainly before 4am. Low around 44. East wind around 9 mph becoming north after midnight. Chance of precipitation is 80%.

    Low: 44 °F

    Rain

  • Wednesday

    Wednesday: Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 9 mph becoming calm in the afternoon.

    High: 57 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. South southeast wind 5 to 9 mph.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. South southeast wind 6 to 8 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after midnight. Partly cloudy, with a low around 46. East southeast wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 67. North northwest wind 3 to 6 mph.

    High: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. North wind around 6 mph becoming light and variable in the evening.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy, with a high near 56. East southeast wind 7 to 10 mph.
Tonight
Rain, mainly before 4am. Low around 44. East wind around 9 mph becoming north after midnight. Chance of precipitation is 80%.
Wednesday
Cloudy, then gradually becoming mostly sunny, with a high near 57. North wind 5 to 9 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. South southeast wind 5 to 9 mph.
Thursday
Sunny, with a high near 66. South southeast wind 6 to 8 mph.
Thursday Night
A 20 percent chance of showers after midnight. Partly cloudy, with a low around 46. East southeast wind around 6 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 67. North northwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 46. North wind around 6 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 70.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 72.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Sunburst MT
 48.84°N 111.84°W (Elev. 3468 ft)
Last Update:
10:16 am MDT Sep 15, 2026
Forecast Valid:
10am MDT Sep 15, 2026-6pm MDT Sep 21, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation