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.

Light Rain

62°F

17°C

Humidity 100%
Wind Speed E 7 mph
Barometer 30.21 in (1016.4 mb)
Dewpoint 62°F (17°C)
Visibility 8.00 mi
Last update 23 Aug 1:53 am MDT
Extended Forecast for

4 Miles WNW Custer State Park SD

  • Overnight

    Overnight: Showers likely and possibly a thunderstorm before 3am, then a slight chance of showers and thunderstorms between 3am and 5am.  Mostly cloudy, with a low around 60. South wind around 6 mph.  Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 83. South wind around 6 mph becoming light and variable  in the afternoon. Winds could gust as high as 18 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Northeast wind 5 to 7 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. West wind 5 to 7 mph becoming light and variable. Winds could gust as high as 18 mph.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 59. Northeast wind 5 to 7 mph becoming west in the evening. Winds could gust as high as 17 mph.  Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 77. North wind 5 to 7 mph becoming light and variable  in the morning.

    High: 77 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 56.

    Low: 56 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Showers likely and possibly a thunderstorm before 3am, then a slight chance of showers and thunderstorms between 3am and 5am. Mostly cloudy, with a low around 60. South wind around 6 mph. Chance of precipitation is 60%.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 83. South wind around 6 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 61. Northeast wind 5 to 7 mph becoming west after midnight. Winds could gust as high as 16 mph.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. West wind 5 to 7 mph becoming light and variable. Winds could gust as high as 18 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Northeast wind 5 to 7 mph becoming west in the evening. Winds could gust as high as 17 mph. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. North wind 5 to 7 mph becoming light and variable in the morning.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 77.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 56.
Thursday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Custer State Park SD
 43.74°N 103.48°W (Elev. 5600 ft)
12:46 am MDT Aug 23, 2026
2am 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