Heat Persists in the Southwest; Elevated to Critical Fire Weather in the Great Basin; Poor Air Quality in the West

Dangerous heat will persist across the Southwest U.S. through this week, easing by next week. The heat will focus further east in the Great Plains and Mississippi Valley beginning next week. Elevated to locally critical fire weather conditions will persist for the Great Basin today. Poor air quality lingers for the Northwest, Great Basin, Central Rockies into the Plains. Read More >

Current conditions at

FORT PECK DAM (GGWFP)

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

NA

70°F

21°C

Humidity 32%
Wind Speed W 14 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 04 Aug 10:50 AM MDT
Extended Forecast for

5 Miles ESE Nashua MT

  • Today

    Today: Sunny, with a high near 77. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. West northwest wind 5 to 9 mph becoming calm.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 86. West wind 5 to 13 mph, with gusts as high as 24 mph.

    High: 86 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. West wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 23 mph.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West northwest wind 6 to 9 mph becoming east northeast after midnight.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. East northeast wind around 7 mph becoming south southeast in the afternoon.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. North northeast wind 7 to 11 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. East northeast wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 91 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 77. West northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 51. West northwest wind 5 to 9 mph becoming calm.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 86. West wind 5 to 13 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 55. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Thursday
Sunny, with a high near 91. Calm wind becoming west 5 to 9 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. West northwest wind 6 to 9 mph becoming east northeast after midnight.
Friday
Sunny, with a high near 90. East northeast wind around 7 mph becoming south southeast in the afternoon.
Friday Night
Mostly clear, with a low around 58. North northeast wind 7 to 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 91. East northeast wind 9 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 59. East northeast wind 8 to 15 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 90. East northeast wind 11 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 58.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Nashua MT
 48.09°N 106.26°W (Elev. 2044 ft)
3:40 am MDT Aug 4, 2026
11am MDT Aug 4, 2026-6pm MDT Aug 10, 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