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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

NA

50°F

10°C

Humidity 83%
Wind Speed ESE 7 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 45°F (7°C)
Visibility NA
Wind Chill47°F (8°C)
Last update 15 Aug 12:00 AM MDT
Extended Forecast for

11 Miles WSW St Mary MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 59. West southwest wind 15 to 18 mph, with gusts as high as 33 mph.

    High: 59 °F

    Partly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 48. West southwest wind 10 to 17 mph, with gusts as high as 30 mph.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62. West southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 52. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly cloudy, with a high near 59. West southwest wind 15 to 18 mph, with gusts as high as 33 mph.
Tonight
Mostly cloudy, with a low around 48. West southwest wind 10 to 17 mph, with gusts as high as 30 mph.
Sunday
Partly sunny, with a high near 62. West southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 48. West southwest wind 7 to 11 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 65. West southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 52. Southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 72. Southwest wind 7 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 53. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 44.
Friday
Sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW St Mary MT
 48.7°N 113.65°W (Elev. 6483 ft)
Last Update:
2:21 am MDT Aug 16, 2025
Forecast Valid:
9am MDT Aug 16, 2025-6pm MDT Aug 22, 2025
 
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Additional Resources

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Chance of Precipitation