Areas of Dangerous Heat and Severe Thunderstorms

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 before returning over much of the Plains into next week. Scattered strong to severe thunderstorms are possible across parts of the Northeast U.S. on Thursday. Damaging wind, hail, and a tornado or two are possible. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

63°F

17°C

Humidity 54%
Wind Speed Calm
Barometer 30.32 in (1020.3 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 26 Aug 9:53 pm MDT
Extended Forecast for

5 Miles E Custer SD

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83. Calm wind becoming southeast around 5 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 90. West wind 3 to 5 mph. Winds could gust as high as 18 mph.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 63. Light west wind.

    Low: 63 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 88. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 25 mph.

    High: 88 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 57. Calm wind.
Thursday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83. Calm wind becoming southeast around 5 mph in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 90. West wind 3 to 5 mph. Winds could gust as high as 18 mph.
Friday Night
Mostly cloudy, with a low around 63. Light west wind.
Saturday
Mostly sunny, with a high near 88. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 25 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 82.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer SD
 43.76°N 103.51°W (Elev. 5249 ft)
10:21 pm MDT Aug 26, 2026
10pm MDT Aug 26, 2026-6pm MDT Sep 2, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database