Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Logan Pass Visitors Center (LGPVC)

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

NA

69°F

21°C

Humidity 23%
Wind Speed SW 5 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 30°F (-1°C)
Visibility NA
Last update 20 Aug 04:00 PM MDT
Extended Forecast for

9 Miles WSW St Mary MT

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 63. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy smoke between 1pm and 4pm. Partly sunny, then gradually becoming sunny, with a high near 67. Breezy, with a west southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 67 °F

    Mostly Sunny
    then Patchy
    Smoke and
    Breezy

  • Sunday Night

    Sunday Night: Patchy smoke between 1am and 4am. Mostly clear, with a low around 49. Breezy, with a west southwest wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 40 mph.

    Low: 49 °F

    Mostly Clear
    and Breezy
    then Patchy
    Smoke

  • Monday

    Monday: Sunny, with a high near 69. West southwest wind around 9 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. South wind around 6 mph becoming east after midnight.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. East southeast wind 3 to 6 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. East wind 5 to 7 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. South southeast wind 3 to 7 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 63. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
Patchy smoke between 1pm and 4pm. Partly sunny, then gradually becoming sunny, with a high near 67. Breezy, with a west southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Sunday Night
Patchy smoke between 1am and 4am. Mostly clear, with a low around 49. Breezy, with a west southwest wind 19 to 24 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 40 mph.
Monday
Sunny, with a high near 69. West southwest wind around 9 mph.
Monday Night
Mostly clear, with a low around 48. South wind around 6 mph becoming east after midnight.
Tuesday
Sunny, with a high near 75. East southeast wind 3 to 6 mph.
Tuesday Night
Mostly clear, with a low around 53. East wind 5 to 7 mph.
Wednesday
Mostly sunny, with a high near 80. South southeast wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WSW St Mary MT
 48.68°N 113.59°W (Elev. 6198 ft)
12:31 am MDT Aug 23, 2026
12am MDT Aug 23, 2026-6pm MDT Aug 29, 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