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

Excessive Rainfall in the Southern Plains, Ozarks, and Upper Midwest Thursday

Heavy thunderstorms will continue areas of excessive rainfall and locally considerable flooding over parts of the southern Plains into the mid-Mississippi River Valley through Friday. Heavy to excessive rainfall may bring flash and urban flooding, along with isolated riverine flooding to a part of the Upper Midwest Thursday. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

Lat: 48.6949°NLon: 113.7169°WElev: 6775.0ft.

NA

51°F

11°C

Humidity 83%
Wind Speed WNW 10 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 11 Jun 11:00 PM MDT
Extended Forecast for

14 Miles SW St Mary MT

  • Overnight

    Overnight: A 50 percent chance of showers. Mostly cloudy, with a low around 44. North wind around 9 mph.

    Low: 44 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 54. West southwest wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 42. West southwest wind around 10 mph. Chance of precipitation is 40%.

    Low: 42 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 53. West southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 53 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 39. West southwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 39 °F

    Chance
    Showers then
    Chance
    Rain/Snow

  • Saturday

    Saturday: Sunny, with a high near 52. West southwest wind 13 to 17 mph, with gusts as high as 25 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 41. West southwest wind 9 to 17 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers after noon. Partly sunny, with a high near 54. West wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 54 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before midnight. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

Detailed Forecast

Overnight
A 50 percent chance of showers. Mostly cloudy, with a low around 44. North wind around 9 mph.
Thursday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 54. West southwest wind 7 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and midnight. Partly cloudy, with a low around 42. West southwest wind around 10 mph. Chance of precipitation is 40%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 53. West southwest wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Friday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 39. West southwest wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 52. West southwest wind 13 to 17 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 41. West southwest wind 9 to 17 mph, with gusts as high as 24 mph.
Sunday
A chance of showers after noon. Partly sunny, with a high near 54. West wind 8 to 13 mph, with gusts as high as 20 mph.
Sunday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 39.
Monday
A chance of showers, mainly after noon. Mostly sunny, with a high near 55.
Monday Night
A chance of showers. Mostly cloudy, with a low around 42.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 54. Breezy.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 41. Breezy.
Wednesday
A chance of rain and snow showers. Mostly sunny, with a high near 49. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles SW St Mary MT
 48.6°N 113.63°W (Elev. 8009 ft)
Last Update:
2:34 am MDT Jun 12, 2025
Forecast Valid:
4am MDT Jun 12, 2025-6pm MDT Jun 18, 2025
 
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Additional Resources

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Chance of Precipitation