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

81°F

27°C

Humidity 32%
Wind Speed S 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 19 Aug 12:20 PM MDT
Extended Forecast for

Powder River WY

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. West northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 55. Northwest wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 87. West southwest wind 5 to 13 mph.

    High: 87 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 58. Northwest wind 5 to 9 mph becoming light and variable.

    Low: 58 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 92. Southwest wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

    High: 92 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Northeast wind 5 to 13 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 90 °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 60.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88. Breezy.

    High: 88 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 82. West northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Tonight
Clear, with a low around 55. Northwest wind 5 to 8 mph becoming light and variable after midnight.
Thursday
Sunny, with a high near 87. West southwest wind 5 to 13 mph.
Thursday Night
Increasing clouds, with a low around 58. Northwest wind 5 to 9 mph becoming light and variable.
Friday
Mostly sunny, with a high near 92. Southwest wind 5 to 13 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Friday Night
Partly cloudy, with a low around 59. Northeast wind 5 to 13 mph, with gusts as high as 23 mph.
Saturday
A 10 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 88. Breezy.
Sunday Night
A 10 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 57.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Powder River WY
 43.03°N 106.98°W (Elev. 5778 ft)
11:47 am MDT Aug 19, 2026
12pm MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

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