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

WEST GLACIER (WGRM8)

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

NA

74°F

23°C

Humidity 28%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 17 Jun 03:12 PM MDT
Extended Forecast for

14 Miles W St Mary MT

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 47. West northwest wind around 9 mph. Chance of precipitation is 80%.

    High: 47 °F

    Showers

  • Tonight

    Tonight: Rain and possibly a thunderstorm before midnight, then a slight chance of rain between midnight and 1am. Low around 36. North wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 100%.

    Low: 36 °F

    Showers then
    Slight Chance
    Rain

  • Thursday

    Thursday: A chance of rain and thunderstorms before 2pm, then a chance of showers and thunderstorms, mainly after 5pm. Snow level 8400 feet rising to 9300 feet in the afternoon. Mostly sunny, with a high near 46. South wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 46 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. East northeast wind 7 to 11 mph.

    Low: 35 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 53. East wind 6 to 8 mph becoming south in the afternoon.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of rain before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after noon. Partly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 47. West northwest wind around 9 mph. Chance of precipitation is 80%.
Tonight
Rain and possibly a thunderstorm before midnight, then a slight chance of rain between midnight and 1am. Low around 36. North wind 6 to 9 mph becoming southeast after midnight. Chance of precipitation is 100%.
Thursday
A chance of rain and thunderstorms before 2pm, then a chance of showers and thunderstorms, mainly after 5pm. Snow level 8400 feet rising to 9300 feet in the afternoon. Mostly sunny, with a high near 46. South wind around 8 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 35. East northeast wind 7 to 11 mph.
Juneteenth
Sunny, with a high near 53. East wind 6 to 8 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Sunny, with a high near 54.
Saturday Night
A chance of rain before midnight. Mostly cloudy, with a low around 37.
Sunday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 43.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 34.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
A chance of rain. Mostly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles W St Mary MT
 48.74°N 113.72°W (Elev. 7467 ft)
Last Update:
2:01 pm MDT Jun 17, 2026
Forecast Valid:
3pm MDT Jun 17, 2026-6pm MDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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