Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

62°F

17°C

Humidity 96%
Wind Speed E 5 mph
Barometer 30.18 in (1015.2 mb)
Dewpoint 61°F (16°C)
Visibility 7.00 mi
Last update 23 Aug 2:53 am MDT
Extended Forecast for

8 Miles SSW Nemo SD

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 85. Light and variable wind. Winds could gust as high as 17 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 56. Calm wind. Winds could gust as high as 15 mph.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Calm wind becoming north around 5 mph. Winds could gust as high as 18 mph.

    High: 86 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Partly cloudy, with a low around 52. Light and variable wind. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 79. Light north wind. Winds could gust as high as 15 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 80.

    High: 80 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon.  Sunny, with a high near 82.

    High: 82 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 85. Light and variable wind. Winds could gust as high as 17 mph.
Tonight
Partly cloudy, with a low around 56. Calm wind. Winds could gust as high as 15 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Calm wind becoming north around 5 mph. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 52. Light and variable wind. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 79. Light north wind. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 48. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
A chance of showers and thunderstorms after noon. Sunny, with a high near 82.
Thursday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 53.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSW Nemo SD
 44.08°N 103.57°W (Elev. 5000 ft)
12:46 am MDT Aug 23, 2026
4am MDT Aug 23, 2026-6pm MDT Aug 29, 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