Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

FORT PECK DAM (GGWFP)

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

NA

65°F

18°C

Humidity 48%
Wind Speed SW 17 MPH
Barometer NA
Dewpoint 45°F (7°C)
Visibility NA
Last update 31 Aug 01:50 AM MDT
Extended Forecast for

2 Miles ESE Fort Peck MT

Lake Wind Advisory August 31, 06:00am until August 31, 06:00pm
Click here for hazard details and duration
Lake Wind Advisory
  • Overnight

    Overnight: Mostly clear, with a low around 55. West southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 55 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. Breezy, with a west wind 17 to 22 mph, with gusts as high as 37 mph.

    High: 75 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 53. West northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 26 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. East southeast wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. East wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 58 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 84. East southeast wind around 10 mph, with gusts as high as 21 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 59. Southeast wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 82. South southwest wind around 8 mph, with gusts as high as 18 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. South southwest wind around 8 mph becoming north after midnight.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 55. West southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 75. Breezy, with a west wind 17 to 22 mph, with gusts as high as 37 mph.
Monday Night
Mostly clear, with a low around 53. West northwest wind 10 to 15 mph becoming light and variable. Winds could gust as high as 26 mph.
Tuesday
Partly sunny, with a high near 80. East southeast wind 6 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
Mostly cloudy, with a low around 58. East wind 11 to 15 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 84. East southeast wind around 10 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, with a low around 59. Southeast wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 82. South southwest wind around 8 mph, with gusts as high as 18 mph.
Thursday Night
Mostly clear, with a low around 58. South southwest wind around 8 mph becoming north after midnight.
Friday
Sunny, with a high near 84. North wind around 7 mph.
Friday Night
Mostly clear, with a low around 59. Northeast wind 8 to 10 mph.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
A slight chance of showers. Partly sunny, with a high near 78.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Fort Peck MT
 48°N 106.41°W (Elev. 2247 ft)
12:35 am MDT Aug 31, 2026
2am MDT Aug 31, 2026-6pm MDT Sep 6, 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