Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

NA

55°F

13°C

Humidity 37%
Wind Speed W 10 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 29°F (-2°C)
Visibility NA
Last update 17 Jun 11:00 PM MDT
Extended Forecast for

14 Miles WSW St Mary MT

Winter Storm Warning June 21, 09:00am until June 22, 12:00pm
Click here for hazard details and duration
Winter Storm Warning
  • Today

    Today: Showers, with thunderstorms also possible after 3pm. Some of the storms could produce heavy rainfall.  Steady temperature around 44. East wind 8 to 10 mph becoming west southwest in the afternoon.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 44 °F

    Heavy Rain

  • Tonight

    Tonight: Rain showers before 5am, then rain and snow showers. Some thunder is also possible.  Low around 32. West wind 7 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 32 °F

    Showers then
    Rain/Snow

  • Saturday

    Saturday: Rain and snow, becoming all snow after 7am. The snow could be heavy at times.  Patchy blowing snow between 9am and 3pm. High near 37. West southwest wind 14 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 37 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 32. West wind 10 to 13 mph becoming north northwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 32 °F

    Snow

  • Sunday

    Sunday: Snow before 3pm, then rain showers.  High near 41. North northwest wind 8 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 41 °F

    Snow Likely
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain showers likely before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of rain showers after 3am.  Mostly cloudy, with a low around 34. West southwest wind 7 to 9 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 34 °F

    Showers
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 44. West southwest wind around 9 mph.  Chance of precipitation is 80%.

    High: 44 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: A chance of showers before midnight.  Mostly cloudy, with a low around 35. Southwest wind 6 to 8 mph.

    Low: 35 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after noon.  Mostly sunny, with a high near 56.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Showers, with thunderstorms also possible after 3pm. Some of the storms could produce heavy rainfall. Steady temperature around 44. East wind 8 to 10 mph becoming west southwest in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Rain showers before 5am, then rain and snow showers. Some thunder is also possible. Low around 32. West wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday
Rain and snow, becoming all snow after 7am. The snow could be heavy at times. Patchy blowing snow between 9am and 3pm. High near 37. West southwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Saturday Night
Snow. Low around 32. West wind 10 to 13 mph becoming north northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday
Snow before 3pm, then rain showers. High near 41. North northwest wind 8 to 10 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday Night
Rain showers likely before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of rain showers after 3am. Mostly cloudy, with a low around 34. West southwest wind 7 to 9 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 44. West southwest wind around 9 mph. Chance of precipitation is 80%.
Monday Night
A chance of showers before midnight. Mostly cloudy, with a low around 35. Southwest wind 6 to 8 mph.
Tuesday
A slight chance of showers after noon. Mostly sunny, with a high near 56.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles WSW St Mary MT
 48.69°N 113.71°W (Elev. 6470 ft)
3:25 am MDT Jun 20, 2025
7am MDT Jun 20, 2025-6pm MDT Jun 26, 2025
 
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Additional Resources

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