Showers and Storms in the East; Dangerously Hot and Dry in the West

A frontal boundary will bring scattered showers and storms to portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Intermountain West and expand into the Central U.S. by early next week. Elevated wildfire conditions will develop across portions of the Northern/Central Plains and air quality issues will persist in the Northwest. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

76°F

24°C

Humidity 23%
Wind Speed NW 5 mph
Barometer 30.12 in (1014.2 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 5 Aug 6:53 pm MDT
Extended Forecast for

2 Miles E Keystone SD

  • Tonight

    Tonight: Areas of smoke. Mostly clear, with a low around 60. West wind 3 to 5 mph. Winds could gust as high as 16 mph.

    Low: 60 °F

    Areas Smoke

  • Thursday

    Thursday: Areas of smoke. Sunny, with a high near 93. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 93 °F

    Areas Smoke

  • Thursday Night

    Thursday Night: Areas of smoke. Mostly clear, with a low around 61. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.

    Low: 61 °F

    Areas Smoke

  • Friday

    Friday: Areas of smoke before noon. Sunny, with a high near 89. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 26 mph.

    High: 89 °F

    Areas Smoke
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. Southeast wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 93. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 21 mph.

    High: 93 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Areas of smoke. Mostly clear, with a low around 60. West wind 3 to 5 mph. Winds could gust as high as 16 mph.
Thursday
Areas of smoke. Sunny, with a high near 93. Calm wind becoming north 5 to 9 mph in the afternoon. Winds could gust as high as 22 mph.
Thursday Night
Areas of smoke. Mostly clear, with a low around 61. Northwest wind 5 to 10 mph, with gusts as high as 21 mph.
Friday
Areas of smoke before noon. Sunny, with a high near 89. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 26 mph.
Friday Night
Mostly clear, with a low around 64. Southeast wind 5 to 9 mph becoming west after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 93. Light and variable wind becoming northeast 5 to 8 mph in the morning. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Mostly sunny, with a high near 92.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 85.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles E Keystone SD
 43.9°N 103.37°W (Elev. 4199 ft)
6:21 pm MDT Aug 5, 2026
7pm MDT Aug 5, 2026-6pm MDT Aug 12, 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