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

WEST GLACIER (WGRM8)

Lat: 48.51061°NLon: 113.99677°WElev: 3165.0ft.

NA

54°F

12°C

Humidity 100%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 18 Aug 01:12 AM MDT
Extended Forecast for

14 Miles W St Mary MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 49. Southwest wind around 6 mph.

    Low: 49 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain between 9am and noon, then a chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 57. West southwest wind 6 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 40%.

    High: 57 °F

    Slight Chance
    Rain then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 49. South southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    Low: 49 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 59. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 59 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Southwest wind 5 to 9 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 60.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain after midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 49. Southwest wind around 6 mph.
Tuesday
A slight chance of rain between 9am and noon, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 57. West southwest wind 6 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Tuesday Night
Mostly clear, with a low around 49. South southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 59. West southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
Mostly clear, with a low around 49. Southwest wind 5 to 9 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 60.
Thursday Night
Mostly clear, with a low around 48.
Friday
Mostly sunny, with a high near 65.
Friday Night
A chance of rain after midnight. Mostly cloudy, with a low around 53.
Saturday
A slight chance of rain, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 59.
Saturday Night
A chance of rain and thunderstorms. Partly cloudy, with a low around 45.
Sunday
A slight chance of rain. Sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 44.
Monday
Sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W St Mary MT
 48.76°N 113.73°W (Elev. 6640 ft)
1:26 am MDT Aug 18, 2026
1am MDT Aug 18, 2026-6pm MDT Aug 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database