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

55°F

13°C

Humidity 72%
Wind Speed N 5 mph
Barometer 30.31 in (1020.1 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 26 Aug 11:53 pm MDT
Extended Forecast for

Edgemont SD

  • Overnight

    Overnight: Mostly clear, with a low around 61. East wind 5 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 93. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 23 mph.

    High: 93 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. East wind 5 to 14 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 98. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 24 mph.

    High: 98 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 65. West wind 5 to 9 mph becoming light  after midnight. Winds could gust as high as 22 mph.

    Low: 65 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 97. Southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 97 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 91. Breezy.

    High: 91 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 61. East wind 5 to 8 mph.
Thursday
Sunny, with a high near 93. Light and variable wind becoming east 5 to 10 mph in the morning. Winds could gust as high as 23 mph.
Thursday Night
Partly cloudy, with a low around 64. East wind 5 to 14 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 98. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 24 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 65. West wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 22 mph.
Saturday
Mostly sunny, with a high near 97. Southwest wind 5 to 10 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 91. Breezy.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 88.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 93.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Edgemont SD
 43.31°N 103.83°W (Elev. 3589 ft)
10:21 pm MDT Aug 26, 2026
12am MDT Aug 27, 2026-6pm MDT Sep 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database