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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

BNSF Java East (JVEMT)

Lat: 48.23587°NLon: 113.56453°WElev: 4043.0ft.

NA

69°F

21°C

Humidity 19%
Wind Speed E 4 MPH
Barometer NA
Dewpoint 25°F (-4°C)
Visibility NA
Last update 17 Jun 04:00 PM MDT
Extended Forecast for

23 Miles SSW Heart Butte MT

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 59. West northwest wind around 9 mph, with gusts as high as 20 mph.

    High: 59 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 39. West northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 50%.

    Low: 39 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Mostly sunny, with a high near 59. Calm wind becoming west northwest 5 to 9 mph in the morning. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. North wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 66. Southeast wind 3 to 8 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 59. West northwest wind around 9 mph, with gusts as high as 20 mph.
Tonight
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 39. West northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Thursday
A chance of rain and thunderstorms before 3pm, then a slight chance of showers and thunderstorms between 3pm and 5pm. Mostly sunny, with a high near 59. Calm wind becoming west northwest 5 to 9 mph in the morning. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 37. North wind around 6 mph becoming calm in the evening.
Juneteenth
Mostly sunny, with a high near 66. Southeast wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 57.
Sunday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 37.
Monday
A chance of rain. Mostly sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 44.
Wednesday
A chance of rain. Mostly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
23 Miles SSW Heart Butte MT
 47.96°N 112.96°W (Elev. 6224 ft)
Last Update:
2:01 pm MDT Jun 17, 2026
Forecast Valid:
5pm MDT Jun 17, 2026-6pm MDT Jun 24, 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