National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall for the Mid-Atlantic; Heat and Wildfire Concerns for the West

Slow moving showers and thunderstorms may result in flash flooding for portions of the mid-Atlantic region today into tonight. Meanwhile, excessive heat will continue to build across the West through Tuesday. Heat Advisories and Extreme Heat Warnings are in effect. Fire Weather concerns continue for the interior Northwest with dry and breezy conditions. Watching the tropics across the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

FORT PECK DAM (GGWFP)

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

NA

88°F

31°C

Humidity 30%
Wind Speed ENE 9 MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Heat Index86°F (30°C)
Last update 14 Jul 02:52 PM MDT
Extended Forecast for

Fort Peck MT

Lake Wind Advisory July 14, 06:00pm until July 15, 06:00pm
Click here for hazard details and duration
Lake Wind Advisory

  • Tonight

    Tonight: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 55. Breezy, with a north northeast wind 15 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.

    Low: 55 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 61. Northeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    High: 61 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 51. Northeast wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 64. Northeast wind around 10 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. East southeast wind around 10 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 73. Southeast wind 9 to 13 mph, with gusts as high as 21 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. East wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 54 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny, with a high near 76. Northwest wind around 8 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. North northwest wind around 9 mph becoming east after midnight.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11pm. Low around 55. Breezy, with a north northeast wind 15 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.
Tuesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 61. Northeast wind 14 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 51. Northeast wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Wednesday
A 40 percent chance of showers, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 64. Northeast wind around 10 mph becoming east southeast in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 49. East southeast wind around 10 mph.
Thursday
Mostly sunny, with a high near 73. Southeast wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 54. East wind 9 to 11 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 76. Northwest wind around 8 mph.
Friday Night
Mostly clear, with a low around 55. North northwest wind around 9 mph becoming east after midnight.
Saturday
Sunny, with a high near 81. East southeast wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60. East wind around 10 mph, with gusts as high as 20 mph.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Peck MT
 48°N 106.47°W (Elev. 2254 ft)
Last Update:
2:30 pm MDT Jul 14, 2025
Forecast Valid:
3pm MDT Jul 14, 2025-6pm MDT Jul 21, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation