Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

heavy rain,mist

61°F

16°C

Humidity 93%
Wind Speed ESE 9 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 59°F (15°C)
Visibility 1.50 mi
Last update 13 Aug 12:00 PM MDT
Extended Forecast for

11 Miles N Bar Nunn WY

  • This Afternoon

    This Afternoon: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm.  Patchy smoke. Cloudy, then gradually becoming mostly sunny, with a high near 75. Breezy, with an east southeast wind 9 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers
    Likely and
    Breezy

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 11pm.  Patchy smoke before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 53. Breezy, with an east southeast wind 7 to 16 mph becoming southwest after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Showers
    Likely and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 79. Breezy, with a southwest wind 8 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 79 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am.  Mostly cloudy, with a low around 53. Northwest wind 5 to 11 mph becoming north northeast in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78. West wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 50. North northeast wind 5 to 10 mph becoming west after midnight.

    Low: 50 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80. Southwest wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Patchy smoke. Cloudy, then gradually becoming mostly sunny, with a high near 75. Breezy, with an east southeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 11pm. Patchy smoke before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 53. Breezy, with an east southeast wind 7 to 16 mph becoming southwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 79. Breezy, with a southwest wind 8 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 53. Northwest wind 5 to 11 mph becoming north northeast in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Saturday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. West wind 5 to 10 mph becoming north northeast in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A 40 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 50. North northeast wind 5 to 10 mph becoming west after midnight.
Sunday
Sunny, with a high near 80. Southwest wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 51.
Monday
Sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82. Breezy.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 51.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Bar Nunn WY
 43.07°N 106.3°W (Elev. 5600 ft)
11:19 am MDT Aug 13, 2026
12pm MDT Aug 13, 2026-6pm MDT Aug 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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