Severe Weather and Flooding Threat in the Central U.S. and Mid-Atlantic; Dangerous Heat in the West and Southern Plains

Severe thunderstorms and heavy rain are expected across the central High Plains into parts of the central and southern Plains and in the the Mid-Atlantic today. Intense, dangerous heat will persist across the West, Southwest, and Southern Plains into the end of the week. Elevated to critical fire weather conditions expected in the Great Basin and Four Corners region. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

57°F

14°C

Humidity 78%
Wind Speed Vrbl 3 mph
Barometer 30.28 in (1020.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 23 Jun 7:53 am MDT
Extended Forecast for

4 Miles NNW Custer SD

  • Today

    Today: A 20 percent chance of showers after 10am.  Mostly cloudy, with a high near 61. Calm wind becoming east around 5 mph. Winds could gust as high as 17 mph.

    High: 61 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 45 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 61. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 61 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 45. East wind around 5 mph becoming calm  in the evening. Winds could gust as high as 18 mph.

    Low: 45 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 57. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Low around 47. Southeast wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 90%.

    Low: 47 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
A 20 percent chance of showers after 10am. Mostly cloudy, with a high near 61. Calm wind becoming east around 5 mph. Winds could gust as high as 17 mph.
Tonight
Partly cloudy, with a low around 45. Light and variable wind. Winds could gust as high as 15 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 61. Calm wind becoming east around 5 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45. East wind around 5 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 57. Light east wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 70%.
Thursday Night
Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Low around 47. Southeast wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%.
Friday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 71.
Friday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 53.
Saturday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 71.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Custer SD
 43.82°N 103.64°W (Elev. 5804 ft)
6:22 am MDT Jun 23, 2026
8am MDT Jun 23, 2026-6pm MDT Jun 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