Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

60°F

16°C

Humidity 53%
Wind Speed WSW 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 19 Aug 09:53 PM MDT
Extended Forecast for

2 Miles S Casper/Natrona Intl Airport WY

  • Tonight

    Tonight: Mostly clear, with a low around 51. North northeast wind around 7 mph becoming west after midnight.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy smoke between 8am and 1pm. Sunny, with a high near 93. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 93 °F

    Patchy Smoke

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 56. Northwest wind 6 to 9 mph becoming south in the evening.

    Low: 56 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 95. West southwest wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.

    High: 95 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. North wind 6 to 11 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 92. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59. South southwest wind 9 to 11 mph.

    Low: 59 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Breezy.

    High: 91 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 51. North northeast wind around 7 mph becoming west after midnight.
Thursday
Patchy smoke between 8am and 1pm. Sunny, with a high near 93. West southwest wind 6 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 56. Northwest wind 6 to 9 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 95. West southwest wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Partly cloudy, with a low around 58. North wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 21 mph.
Saturday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 92. Light and variable wind becoming south southwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59. South southwest wind 9 to 11 mph.
Sunday
Mostly sunny, with a high near 91. Breezy.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Monday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Casper/Natrona Intl Airport WY
 42.91°N 106.46°W (Elev. 5325 ft)
9:31 pm MDT Aug 19, 2026
10pm MDT Aug 19, 2026-6pm MDT Aug 26, 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