Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

ST. REGIS (STGM8)

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

NA

91°F

33°C

Humidity 18%
Wind Speed W 2 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Heat Index87°F (31°C)
Last update 19 Aug 05:02 PM MDT
Extended Forecast for

2 Miles W St. Regis MT

  • Tonight

    Tonight: Partly cloudy, with a low around 48. Light west southwest wind.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: Patchy smoke between 8am and 3pm. Sunny, with a high near 92. Light and variable wind.

    High: 92 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. Calm wind.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 94. Calm wind.

    High: 94 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of rain.  Partly sunny, with a high near 88.

    High: 88 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight.  Partly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 48. Light west southwest wind.
Thursday
Patchy smoke between 8am and 3pm. Sunny, with a high near 92. Light and variable wind.
Thursday Night
Mostly clear, with a low around 52. Calm wind.
Friday
Mostly sunny, with a high near 94. Calm wind.
Friday Night
A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 56. Calm wind.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 88.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Partly cloudy, with a low around 48. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 78.
Sunday Night
Mostly clear, with a low around 43.
Monday
Sunny, with a high near 85.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A slight chance of rain. Partly cloudy, with a low around 49.
Wednesday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W St. Regis MT
 47.29°N 115.15°W (Elev. 3409 ft)
2:01 pm MDT Aug 19, 2026
5pm MDT Aug 19, 2026-6pm MDT Aug 26, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database