Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Current conditions at

MANY GLACIER (MANM8)

Lat: 48.79698°NLon: 113.6705°WElev: 4900.0ft.

NA

65°F

18°C

Humidity 37%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 29 Sep 08:00 PM MDT
Extended Forecast for

11 Miles WNW St Mary MT

  • Tonight

    Tonight: A chance of showers before 4am, then a slight chance of showers after 5am.  Patchy smoke between 1am and 3am. Mostly cloudy, with a low around 49. Southwest wind 7 to 9 mph.  Chance of precipitation is 30%.

    Low: 49 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 9am.  Mostly cloudy, with a high near 55. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 43. Southwest wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 43 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers.  Partly sunny, with a high near 52. Southwest wind 14 to 18 mph, with gusts as high as 33 mph.

    High: 52 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers, mainly after midnight.  Mostly cloudy, with a low around 40. Southwest wind around 14 mph, with gusts as high as 30 mph.

    Low: 40 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers.  Partly sunny, with a high near 51. West southwest wind 15 to 18 mph, with gusts as high as 33 mph.

    High: 51 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37. West southwest wind around 14 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51. West southwest wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers before 4am, then a slight chance of showers after 5am. Patchy smoke between 1am and 3am. Mostly cloudy, with a low around 49. Southwest wind 7 to 9 mph. Chance of precipitation is 30%.
Tuesday
Showers likely, mainly before 9am. Mostly cloudy, with a high near 55. Southwest wind 9 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 43. Southwest wind 9 to 13 mph, with gusts as high as 25 mph.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 52. Southwest wind 14 to 18 mph, with gusts as high as 33 mph.
Wednesday Night
A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 40. Southwest wind around 14 mph, with gusts as high as 30 mph.
Thursday
A 20 percent chance of showers. Partly sunny, with a high near 51. West southwest wind 15 to 18 mph, with gusts as high as 33 mph.
Thursday Night
Partly cloudy, with a low around 37. West southwest wind around 14 mph, with gusts as high as 28 mph.
Friday
Mostly sunny, with a high near 51. West southwest wind 14 to 16 mph, with gusts as high as 28 mph.
Friday Night
Partly cloudy, with a low around 37.
Saturday
A chance of showers, mainly after noon. Partly sunny, with a high near 47.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 42.
Sunday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 28.
Monday
Sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW St Mary MT
 48.78°N 113.67°W (Elev. 5000 ft)
5:24 pm MDT Sep 29, 2025
8pm MDT Sep 29, 2025-6pm MDT Oct 6, 2025
 
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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