Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Casper, Natrona County International Airport (KCPR)

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

Clear

66°F

19°C

Humidity 59%
Wind Speed SW 11 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 27 Aug 08:00 AM MDT
Extended Forecast for

Powder River WY

  • Today

    Today: Sunny, with a high near 89. West southwest wind 6 to 8 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers between 11pm and midnight.  Mostly cloudy, with a low around 59. West southwest wind 6 to 8 mph.

    Low: 59 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 88. Breezy, with a west wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 88 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 57. Breezy, with a southwest wind 16 to 21 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 32 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Windy, with a west southwest wind 9 to 19 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 84 °F

    Slight Chance
    T-storms and
    Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Windy, with a southwest wind 15 to 25 mph, with gusts as high as 38 mph.

    Low: 55 °F

    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Windy, with a west southwest wind 17 to 26 mph, with gusts as high as 40 mph.

    High: 79 °F

    Mostly Sunny
    and Windy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. Breezy.

    Low: 50 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Breezy.

    High: 80 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 89. West southwest wind 6 to 8 mph.
Tonight
A 20 percent chance of showers between 11pm and midnight. Mostly cloudy, with a low around 59. West southwest wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 88. Breezy, with a west wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Friday Night
Mostly cloudy, with a low around 57. Breezy, with a southwest wind 16 to 21 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 32 mph.
Saturday
A 10 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Windy, with a west southwest wind 9 to 19 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Saturday Night
Mostly cloudy, with a low around 55. Windy, with a southwest wind 15 to 25 mph, with gusts as high as 38 mph.
Sunday
Mostly sunny, with a high near 79. Windy, with a west southwest wind 17 to 26 mph, with gusts as high as 40 mph.
Sunday Night
Partly cloudy, with a low around 50. Breezy.
Monday
Mostly sunny, with a high near 80. Breezy.
Monday Night
Partly cloudy, with a low around 51.
Tuesday
Mostly sunny, with a high near 82. Breezy.
Tuesday Night
Partly cloudy, with a low around 53. Breezy.
Wednesday
Mostly sunny, with a high near 82. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Powder River WY
 43.05°N 106.99°W (Elev. 5676 ft)
7:17 am MDT Aug 27, 2026
8am MDT Aug 27, 2026-6pm MDT Sep 2, 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