Tropical Depression Nine in the Gulf of America; California October Heat Wave Continues

Tropical Depression Nine is forecast to track toward the central U.S. Gulf Coast while strengthening into a tropical storm by early Wednesday and a hurricane on Thursday. Stay tuned to forecast updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday in Coastal California. Read More >

Current conditions at

WEST GLACIER (WGRM8)

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

NA

44°F

7°C

Humidity 91%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Last update 06 Oct 11:12 PM MDT
Extended Forecast for

15 Miles W St Mary MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 44. Light south wind.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 42. Light southwest wind.

    Low: 42 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Southwest wind around 8 mph, with gusts as high as 18 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 64.

    High: 64 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain before 9pm, then rain and snow likely between 9pm and 3am, then snow likely after 3am.  Mostly cloudy, with a low around 36. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain and snow, becoming all snow after 9am.  Snow level 5000 feet lowering to 3900 feet in the afternoon . Mostly cloudy, with a high near 42.

    High: 42 °F

    Rain/Snow
    then Snow
    Likely

  • Saturday Night

    Saturday Night: Rain and snow, becoming all snow after 9pm.  Cloudy, with a low around 26.

    Low: 26 °F

    Rain/Snow
    then Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 44. Light south wind.
Wednesday
Partly sunny, with a high near 64. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 42. Light southwest wind.
Thursday
Mostly sunny, with a high near 64. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 50. Southwest wind around 8 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 64.
Friday Night
A chance of rain before 9pm, then rain and snow likely between 9pm and 3am, then snow likely after 3am. Mostly cloudy, with a low around 36. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
Rain and snow, becoming all snow after 9am. Snow level 5000 feet lowering to 3900 feet in the afternoon . Mostly cloudy, with a high near 42.
Saturday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 26.
Sunday
Snow likely, mainly before noon. Mostly cloudy, with a high near 32.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24.
Columbus Day
A slight chance of snow. Mostly sunny, with a high near 37.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles W St Mary MT
 48.73°N 113.75°W (Elev. 3898 ft)
12:22 pm MDT Oct 6, 2026
11pm MDT Oct 6, 2026-6pm MDT Oct 13, 2026
 
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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