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

Heavy to Excessive Rainfall for the Southwest; Thunderstorms in Florida with Flooding Possible

Tropical moisture from Priscilla will bring a multi-day thunderstorm, widespread heavy rainfall and flash flooding event across the Southwest/Four Corners region. Flash flooding will be a concern in burn scars, slot canyons, and urban areas. Widespread storms are expected in central/South Florida with some isolated flash flooding possible. Read More >

Current conditions at

FORT PECK DAM (GGWFP)

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

NA

66°F

19°C

Humidity 50%
Wind Speed SSW 6 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 09 Oct 01:52 PM MDT
Extended Forecast for

Nashua MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. North wind around 6 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. North northeast wind 5 to 10 mph becoming east in the evening.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 76. East wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. East southeast wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.

    Low: 47 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. East southeast wind 6 to 9 mph becoming west in the afternoon.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Showers, mainly after midnight. Low around 38. North northwest wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    Low: 38 °F

    Chance
    Showers then
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 56. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 80%.

    High: 56 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of rain and snow showers before 9pm, then a slight chance of rain showers between 9pm and midnight. Mostly cloudy, with a low around 24. Blustery, with a northwest wind 13 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain/Snow and
    Blustery then
    Mostly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 46. Northwest wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 71. North wind around 6 mph.
Tonight
Mostly clear, with a low around 37. North northeast wind 5 to 10 mph becoming east in the evening.
Friday
Sunny, with a high near 76. East wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 47. East southeast wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 81. East southeast wind 6 to 9 mph becoming west in the afternoon.
Saturday Night
Showers, mainly after midnight. Low around 38. North northwest wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm. High near 56. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 80%.
Sunday Night
A slight chance of rain and snow showers before 9pm, then a slight chance of rain showers between 9pm and midnight. Mostly cloudy, with a low around 24. Blustery, with a northwest wind 13 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Columbus Day
Mostly sunny, with a high near 46. Northwest wind around 10 mph becoming north northeast in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 24. Northeast wind around 10 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 51. East wind 10 to 13 mph, with gusts as high as 21 mph.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 31.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Nashua MT
 48.13°N 106.36°W (Elev. 2037 ft)
Last Update:
2:21 pm MDT Oct 9, 2025
Forecast Valid:
2pm MDT Oct 9, 2025-6pm MDT Oct 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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