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

Sky Warn 2026

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Current conditions at

FORT PECK DAM (GGWFP)

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

NA

73°F

23°C

Humidity 44%
Wind Speed SSE 6 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 05 Jun 12:48 PM MDT
Extended Forecast for

Nashua MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 85. West southwest wind around 8 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am. Partly cloudy, with a low around 56. Light and variable wind becoming east northeast 5 to 9 mph in the evening. Chance of precipitation is 30%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 90. East northeast wind 6 to 9 mph becoming west in the afternoon.

    High: 90 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 10pm. Some of the storms could be severe. Mostly cloudy, with a low around 54. North wind 9 to 11 mph. Chance of precipitation is 50%.

    Low: 54 °F

    Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 75. North northwest wind around 14 mph, with gusts as high as 22 mph.

    High: 75 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely before midnight. Mostly cloudy, with a low around 44. West southwest wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 44 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 75. West southwest wind 13 to 16 mph, with gusts as high as 25 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 51. South southwest wind 7 to 9 mph becoming east after midnight. Winds could gust as high as 18 mph.

    Low: 51 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 81. East wind 6 to 10 mph becoming west in the afternoon.

    High: 81 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 85. West southwest wind around 8 mph.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 5am. Partly cloudy, with a low around 56. Light and variable wind becoming east northeast 5 to 9 mph in the evening. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 90. East northeast wind 6 to 9 mph becoming west in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and 10pm. Some of the storms could be severe. Mostly cloudy, with a low around 54. North wind 9 to 11 mph. Chance of precipitation is 50%.
Sunday
A 50 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 75. North northwest wind around 14 mph, with gusts as high as 22 mph.
Sunday Night
Showers likely before midnight. Mostly cloudy, with a low around 44. West southwest wind 11 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Monday
Sunny, with a high near 75. West southwest wind 13 to 16 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 51. South southwest wind 7 to 9 mph becoming east after midnight. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 81. East wind 6 to 10 mph becoming west in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 52. Northwest wind 6 to 9 mph. Chance of precipitation is 40%.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. West northwest wind 8 to 15 mph, with gusts as high as 26 mph.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Thursday
Showers likely. Mostly cloudy, with a high near 71. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Nashua MT
 48.13°N 106.36°W (Elev. 2037 ft)
Last Update:
12:41 pm MDT Jun 5, 2026
Forecast Valid:
1pm MDT Jun 5, 2026-6pm MDT Jun 11, 2026
 
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