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

Custer, Custer County Airport (KCUT)

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

Fair

80°F

27°C

Humidity 39%
Wind Speed SE 8 mph
Barometer 30.26 in (1017.6 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Aug 10:53 am MDT
Extended Forecast for

8 Miles SSW Hot Springs SD

  • Today

    Today: Mostly sunny, with a high near 93. Light and variable wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 65. East wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 23 mph.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 99. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 23 mph.

    High: 99 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 67. West wind 5 to 9 mph becoming northeast in the evening. Winds could gust as high as 21 mph.

    Low: 67 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 98. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 29 mph.

    High: 98 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 66. West wind 7 to 16 mph, with gusts as high as 28 mph.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 92. Breezy.

    High: 92 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 93. Light and variable wind becoming east 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 65. East wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph.
Friday
Mostly sunny, with a high near 99. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 23 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 67. West wind 5 to 9 mph becoming northeast in the evening. Winds could gust as high as 21 mph.
Saturday
Mostly sunny, with a high near 98. Southwest wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 29 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 66. West wind 7 to 16 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 92. Breezy.
Sunday Night
Partly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 89.
Monday Night
A slight chance of showers after midnight. Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 94.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Hot Springs SD
 43.33°N 103.56°W (Elev. 3399 ft)
11:36 am MDT Aug 27, 2026
11am 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