Heat Persists in the South Central U.S. and Southwest; Heavy rains in the Desert Southwest and Central Plains

Sweltering heat remains across the South-Central Plains, Lower/Middle Mississippi Valley, and the Southwest this week with limited nighttime relief. Thunderstorms will bring heavy rainfall leading to localized flash flooding in portions of the Desert Southwest and central Plains. Isolated strong to severe thunderstorms are possible across portions of the central Plains into the Northeast. Read More >

Current conditions at

FORT PECK DAM (GGWFP)

Lat: 48.0084°NLon: 106.3962°WElev: 2280.0ft.

NA

78°F

26°C

Humidity 28%
Wind Speed W 14 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Heat Index78°F (26°C)
Last update 09 Sep 04:50 PM MDT
Extended Forecast for

6 Miles SW Fort Peck MT

  • Tonight

    Tonight: Mostly clear, with a low around 58. West wind 7 to 13 mph becoming south southwest in the evening. Winds could gust as high as 20 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 77. South southwest wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 5am.  Mostly cloudy, with a low around 53. West northwest wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before noon.  Mostly cloudy, with a high near 60. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. Northwest wind 8 to 15 mph, with gusts as high as 25 mph.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. North wind 3 to 8 mph.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A 40 percent chance of showers after midnight.  Mostly cloudy, with a low around 44. Northeast wind 6 to 11 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 31 mph.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 53. Breezy, with an east northeast wind 18 to 22 mph, with gusts as high as 34 mph.  Chance of precipitation is 60%.

    High: 53 °F

    Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: Showers.  Low around 45. East northeast wind 14 to 18 mph becoming northwest after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 80%.

    Low: 45 °F

    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 58. West wind 7 to 13 mph becoming south southwest in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 77. South southwest wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 53. West northwest wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 18 mph.
Friday
Showers likely, mainly before noon. Mostly cloudy, with a high near 60. Northwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
Mostly cloudy, with a low around 45. Northwest wind 8 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly cloudy, with a high near 54. North wind 3 to 8 mph.
Saturday Night
A 40 percent chance of showers after midnight. Mostly cloudy, with a low around 44. Northeast wind 6 to 11 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 31 mph.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 53. Breezy, with an east northeast wind 18 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 60%.
Sunday Night
Showers. Low around 45. East northeast wind 14 to 18 mph becoming northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 80%.
Monday
A 30 percent chance of showers before noon. Partly sunny, with a high near 56. West northwest wind 11 to 14 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 44. Northwest wind 7 to 9 mph becoming south after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Fort Peck MT
 47.95°N 106.53°W (Elev. 2247 ft)
3:45 pm MDT Sep 9, 2026
5pm MDT Sep 9, 2026-6pm MDT Sep 16, 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