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

Casper, Natrona County International Airport (KCPR)

Lat: 42.8975°NLon: 106.47306°WElev: 5348.0ft.

Clear

70°F

21°C

Humidity 32%
Wind Speed SW 11 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Jul 06:53 AM MDT
Extended Forecast for

Casper WY

Fire Weather Watch July 12, 11:00am until July 12, 10:00pm
Extreme Heat Warning July 11, 12:00pm until July 13, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
Extreme Heat Warning

  • Today

    Today: Sunny and hot, with a high near 99. West wind 8 to 13 mph.

    High: 99 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 62. Northwest wind 5 to 9 mph becoming light and variable.

    Low: 62 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 103. Breezy, with a light and variable wind becoming east 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 103 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. Breezy, with a south southeast wind 15 to 20 mph becoming south 5 to 10 mph after midnight. Winds could gust as high as 33 mph.

    Low: 66 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny and hot, with a high near 101. Light and variable wind becoming east northeast 5 to 10 mph in the afternoon.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. East northeast wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 100. Breezy, with a light and variable wind becoming east 12 to 17 mph in the morning. Winds could gust as high as 28 mph.

    High: 100 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Breezy.

    Low: 65 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98.

    High: 98 °F

    Hot

Detailed Forecast

Today
Sunny and hot, with a high near 99. West wind 8 to 13 mph.
Tonight
Mostly clear, with a low around 62. Northwest wind 5 to 9 mph becoming light and variable.
Sunday
Sunny and hot, with a high near 103. Breezy, with a light and variable wind becoming east 11 to 16 mph in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Mostly clear, with a low around 66. Breezy, with a south southeast wind 15 to 20 mph becoming south 5 to 10 mph after midnight. Winds could gust as high as 33 mph.
Monday
Sunny and hot, with a high near 101. Light and variable wind becoming east northeast 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. East northeast wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny and hot, with a high near 100. Breezy, with a light and variable wind becoming east 12 to 17 mph in the morning. Winds could gust as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 65. Breezy.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Partly cloudy, with a low around 63. Breezy.
Thursday
A slight chance of showers and thunderstorms. Sunny, with a high near 95.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 95.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Casper WY
 42.85°N 106.31°W (Elev. 5151 ft)
Last Update:
6:31 am MDT Jul 11, 2026
Forecast Valid:
7am MDT Jul 11, 2026-6pm MDT Jul 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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