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

Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Saturday

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into the Tennessee Valley Saturday. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys Saturday. Extreme heat will continue for the Intermountain West and Plains. Read More >

Hazardous Weather Conditions

Current conditions at

CW8386 Thermopolis (C8386)

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

NA

99°F

37°C

Humidity 17%
Wind Speed N 0 MPH
Barometer 30.03 in (1016.93 mb)
Dewpoint 47°F (8°C)
Visibility NA
Heat Index95°F (35°C)
Last update 11 Jul 02:25 PM MDT
Extended Forecast for

8 Miles N Lysite WY

Extreme Heat Warning until July 13, 09:00pm
Red Flag Warning July 12, 11:00am until July 12, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
Red Flag Warning
  •  
    Extreme Heat Warning until July 13, 09:00pm

    NOW until 9:00pm Mon

    Extreme Heat Warning

  • This Afternoon

    High: 96 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. East northeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 66 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 100. Light and variable wind becoming south southeast 8 to 13 mph in the morning.

    High: 100 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Windy, with an east southeast wind 20 to 25 mph decreasing to 7 to 12 mph. Winds could gust as high as 36 mph.

    Low: 67 °F

    Mostly Clear
    and Windy

  • Monday

    Monday: Sunny and hot, with a high near 98. North wind 5 to 9 mph becoming east in the afternoon.

    High: 98 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Breezy, with an east wind 7 to 16 mph, with gusts as high as 24 mph.

    Low: 68 °F

    Mostly Clear
    and Breezy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Light southeast wind becoming east southeast 5 to 10 mph in the morning.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67. Breezy.

    Low: 67 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 96. West southwest wind around 9 mph.
Tonight
Mostly clear, with a low around 66. East northeast wind 5 to 10 mph becoming light and variable after midnight.
Sunday
Sunny and hot, with a high near 100. Light and variable wind becoming south southeast 8 to 13 mph in the morning.
Sunday Night
Mostly clear, with a low around 67. Windy, with an east southeast wind 20 to 25 mph decreasing to 7 to 12 mph. Winds could gust as high as 36 mph.
Monday
Sunny and hot, with a high near 98. North wind 5 to 9 mph becoming east in the afternoon.
Monday Night
Mostly clear, with a low around 68. Breezy, with an east wind 7 to 16 mph, with gusts as high as 24 mph.
Tuesday
Sunny and hot, with a high near 99. Light southeast wind becoming east southeast 5 to 10 mph in the morning.
Tuesday Night
Mostly clear, with a low around 67. Breezy.
Wednesday
A 10 percent chance of showers and thunderstorms after noon. Sunny, with a high near 94.
Wednesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63. Breezy.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 92.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Friday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles N Lysite WY
 43.37°N 107.74°W (Elev. 5600 ft)
Last Update:
2:33 pm MDT Jul 11, 2026
Forecast Valid:
2pm MDT Jul 11, 2026-6pm MDT Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation