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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

FORT PECK DAM (GGWFP)

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

NA

76°F

24°C

Humidity 24%
Wind Speed W 29 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Heat Index77°F (25°C)
Last update 20 Mar 04:50 PM MDT
Extended Forecast for

21 Miles S Fort Peck MT

  • Tonight

    Tonight: Increasing clouds, with a low around 51. West wind 11 to 18 mph, with gusts as high as 33 mph.

    Low: 51 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 30 percent chance of rain, mainly before 3pm. Cloudy, with a high near 64. Northwest wind 10 to 16 mph, with gusts as high as 32 mph.

    High: 64 °F

    Cloudy then
    Chance Rain

  • Saturday Night

    Saturday Night: A 20 percent chance of rain before midnight. Partly cloudy, with a low around 31. North wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 31 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow before noon. Mostly sunny, with a high near 51. East northeast wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 51 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. North wind around 8 mph becoming south after midnight.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 55. Southwest wind around 7 mph becoming northwest in the afternoon.

    High: 55 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 32. North northeast wind around 8 mph.

    Low: 32 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 41. East wind 8 to 10 mph.

    Low: 41 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 51. West wind 11 to 18 mph, with gusts as high as 33 mph.
Saturday
A 30 percent chance of rain, mainly before 3pm. Cloudy, with a high near 64. Northwest wind 10 to 16 mph, with gusts as high as 32 mph.
Saturday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 31. North wind 6 to 15 mph, with gusts as high as 24 mph.
Sunday
A 20 percent chance of snow before noon. Mostly sunny, with a high near 51. East northeast wind 5 to 10 mph becoming west northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 33. North wind around 8 mph becoming south after midnight.
Monday
Partly sunny, with a high near 55. Southwest wind around 7 mph becoming northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 32. North northeast wind around 8 mph.
Tuesday
Mostly cloudy, with a high near 56. East northeast wind 8 to 10 mph, with gusts as high as 18 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 41. East wind 8 to 10 mph.
Wednesday
Mostly cloudy, with a high near 68. South southwest wind 8 to 17 mph becoming west northwest in the afternoon. Winds could gust as high as 28 mph.
Wednesday Night
Mostly cloudy, with a low around 27. Northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 24.
Friday
Sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
21 Miles S Fort Peck MT
 47.7°N 106.5°W (Elev. 2703 ft)
Last Update:
1:01 pm MDT Mar 20, 2026
Forecast Valid:
6pm MDT Mar 20, 2026-6pm MDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation