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

ST. REGIS (STGM8)

Lat: 47.30711°NLon: 115.10761°WElev: 2678.0ft.

NA

101°F

38°C

Humidity 17%
Wind Speed NNE 1 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Heat Index98°F (37°C)
Last update 22 Aug 03:02 PM MDT
Extended Forecast for

11 Miles SW St. Regis MT

Red Flag Warning August 22, 05:00pm until August 23, 06:00am
Click here for hazard details and duration
  • Tonight

    Tonight: A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am.  Mostly cloudy, with a low around 56. Southwest wind 3 to 7 mph.  Chance of precipitation is 40%.

    Low: 56 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 67. West southwest wind 6 to 11 mph, with gusts as high as 25 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50. South southwest wind 3 to 8 mph. Winds could gust as high as 24 mph.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. Light and variable wind.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 4am, then a slight chance of showers between 4am and 5am. Mostly cloudy, with a low around 56. Southwest wind 3 to 7 mph. Chance of precipitation is 40%.
Sunday
Sunny, with a high near 67. West southwest wind 6 to 11 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 50. South southwest wind 3 to 8 mph. Winds could gust as high as 24 mph.
Monday
Sunny, with a high near 74. Light and variable wind.
Monday Night
Mostly clear, with a low around 56. Calm wind.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Mostly clear, with a low around 51.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 50.
Saturday
Sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SW St. Regis MT
 47.17°N 115.25°W (Elev. 5801 ft)
2:01 pm MDT Aug 22, 2026
3pm MDT Aug 22, 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