Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, 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

55°F

13°C

Humidity 76%
Wind Speed WSW 9 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 19 Aug 07:00 AM MDT
Extended Forecast for

4 Miles N Bar Nunn WY

  • Today

    Today: Sunny, with a high near 85. West wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. North northwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. West southwest wind 5 to 9 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59. Northwest wind 5 to 9 mph becoming light and variable.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 96. West southwest wind 5 to 10 mph becoming north in the afternoon.

    High: 96 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. North wind 6 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 92. East southeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 92 °F

    Partly 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 62.

    Low: 62 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 90. Breezy.

    High: 90 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 85. West wind 7 to 13 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 55. North northwest wind 5 to 9 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 92. West southwest wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 59. Northwest wind 5 to 9 mph becoming light and variable.
Friday
Sunny, with a high near 96. West southwest wind 5 to 10 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 62. North wind 6 to 14 mph becoming east after midnight. Winds could gust as high as 21 mph.
Saturday
A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 92. East southeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 90. Breezy.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Bar Nunn WY
 42.98°N 106.35°W (Elev. 5367 ft)
6:31 am MDT Aug 19, 2026
7am MDT Aug 19, 2026-6pm MDT Aug 25, 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