Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

Lat: 43.64283°NLon: 108.227°WElev: 4419.52ft.

NA

68°F

20°C

Humidity 31%
Wind Speed N 7 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 03 Aug 08:55 AM MDT
Extended Forecast for

13 Miles NW Arminto WY

  • Today

    Today: Areas of smoke. Sunny, with a high near 77. Breezy, with a north wind 11 to 17 mph, with gusts as high as 23 mph.

    High: 77 °F

    Areas Smoke
    and Breezy

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 48. Breezy, with a north wind 10 to 20 mph becoming east after midnight. Winds could gust as high as 26 mph.

    Low: 48 °F

    Areas Smoke
    and Breezy

  • Tuesday

    Tuesday: Areas of smoke. Sunny, with a high near 75. East wind 8 to 10 mph becoming south southeast in the afternoon.

    High: 75 °F

    Areas Smoke

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51. Breezy, with an east northeast wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 80. Light and variable wind becoming west 5 to 9 mph in the morning.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. East northeast wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 60.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Areas of smoke. Sunny, with a high near 77. Breezy, with a north wind 11 to 17 mph, with gusts as high as 23 mph.
Tonight
Areas of smoke. Mostly clear, with a low around 48. Breezy, with a north wind 10 to 20 mph becoming east after midnight. Winds could gust as high as 26 mph.
Tuesday
Areas of smoke. Sunny, with a high near 75. East wind 8 to 10 mph becoming south southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 51. Breezy, with an east northeast wind 13 to 18 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Wednesday
Sunny, with a high near 80. Light and variable wind becoming west 5 to 9 mph in the morning.
Wednesday Night
Mostly clear, with a low around 56. East northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 85. Light and variable wind becoming west 5 to 10 mph in the morning.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 63.
Saturday
Sunny, with a high near 91.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NW Arminto WY
 43.32°N 107.44°W (Elev. 6276 ft)
7:48 am MDT Aug 3, 2026
9am MDT Aug 3, 2026-6pm MDT Aug 9, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database