Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

78°F

26°C

Humidity 27%
Wind Speed N 0 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 41°F (5°C)
Visibility NA
Heat Index78°F (26°C)
Last update 03 Jul 08:40 PM MDT
Extended Forecast for

18 Miles NNE Lysite WY

  • Independence Day

    Independence Day: Patchy smoke after 3pm. Sunny, with a high near 79. Southwest wind 9 to 11 mph.

    High: 79 °F

    Sunny then
    Patchy Smoke

  • Tonight

    Tonight: Patchy smoke before 8pm. Mostly clear, with a low around 56. West wind 8 to 14 mph becoming east southeast in the evening. Winds could gust as high as 21 mph.

    Low: 56 °F

    Patchy Smoke
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 83. South wind 8 to 13 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. Southwest wind 7 to 10 mph becoming northeast after midnight.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82. East wind 6 to 14 mph becoming west northwest in the morning. Winds could gust as high as 22 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 56. Breezy, with an east wind 19 to 24 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 32 mph.

    Low: 56 °F

    Breezy.
    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80. Southeast wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 80.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Independence Day
Patchy smoke after 3pm. Sunny, with a high near 79. Southwest wind 9 to 11 mph.
Tonight
Patchy smoke before 8pm. Mostly clear, with a low around 56. West wind 8 to 14 mph becoming east southeast in the evening. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 83. South wind 8 to 13 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 57. Southwest wind 7 to 10 mph becoming northeast after midnight.
Monday
Mostly sunny, with a high near 82. East wind 6 to 14 mph becoming west northwest in the morning. Winds could gust as high as 22 mph.
Monday Night
A 10 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. Breezy, with an east wind 19 to 24 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 32 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Southeast wind 7 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Wednesday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 55.
Friday
Sunny, with a high near 84. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNE Lysite WY
 43.47°N 107.52°W (Elev. 7238 ft)
8:48 am MDT Jul 4, 2026
10am MDT Jul 4, 2026-6pm MDT Jul 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