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

Lame Deer Divide US-212 MP 50.1 (MTLAM)

Lat: 45.62886°NLon: 106.51125°WElev: 4327.0ft.

NA

84°F

29°C

Humidity 20%
Wind Speed NE 12 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Heat Index81°F (27°C)
Last update 21 Aug 06:15 PM MDT
Extended Forecast for

Colstrip MT

  • Tonight

    Tonight: Partly cloudy, with a low around 64. East northeast wind 9 to 14 mph.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny and hot, with a high near 91. East southeast wind 9 to 17 mph.

    High: 91 °F

    Hot

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 68. East wind 5 to 11 mph becoming south after midnight.  Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 94. Southwest wind 5 to 9 mph.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 67. West wind 5 to 8 mph.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 87. West northwest wind 5 to 7 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61. Light northeast wind.

    Low: 61 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. North northeast wind around 5 mph becoming calm  in the evening.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. East northeast wind 9 to 14 mph.
Saturday
Partly sunny and hot, with a high near 91. East southeast wind 9 to 17 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 68. East wind 5 to 11 mph becoming south after midnight. Chance of precipitation is 40%.
Sunday
Mostly sunny and hot, with a high near 94. Southwest wind 5 to 9 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 67. West wind 5 to 8 mph.
Monday
Sunny, with a high near 87. West northwest wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 61. Light northeast wind.
Tuesday
Mostly sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 61. North northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny and hot, with a high near 91. Calm wind becoming east southeast around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64. East wind around 5 mph becoming light and variable after midnight.
Thursday
Mostly sunny, with a high near 88. Light and variable wind becoming northwest around 6 mph in the afternoon.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62. North northeast wind around 5 mph becoming light and variable in the evening.
Friday
Mostly sunny, with a high near 88. Light and variable wind becoming northwest around 5 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Colstrip MT
 45.89°N 106.64°W (Elev. 3301 ft)
4:27 pm MDT Aug 21, 2026
6pm MDT Aug 21, 2026-6pm MDT Aug 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database