Severe Thunderstorms and Heavy Rain in the Central Plains; Dry Thunderstorms and Critical Fire Weather in the West

Severe thunderstorms and heavy rain may produce large to very-large hail, severe winds, tornadoes and numerous instances of flash flooding across portions of the central Plains. Scattered slow-moving storms will continue to bring a flash flooding threat to the central Gulf Coast. Elevated to critical fire weather conditions are expected across much of the western U.S.. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

52°F

11°C

Humidity 49%
Wind Speed SE 5 mph
Barometer 30.15 in (1016.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 20 Jun 12:53 am MDT
Extended Forecast for

5 Miles E Custer SD

  • Overnight

    Overnight: Partly cloudy, with a low around 48. Light northeast wind.

    Low: 48 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly after 3pm.  Mostly cloudy, with a high near 65. Calm wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 23 mph.

    High: 65 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 51. East wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 60%.

    Low: 51 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after noon.  Cloudy, with a high near 63. Calm wind becoming north 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.  Chance of precipitation is 70%.

    High: 63 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 46. North wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon.  High near 65. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 80%.

    High: 65 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight.  Low around 45. Chance of precipitation is 80%.

    Low: 45 °F

    Showers then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers after midnight.  Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 48. Light northeast wind.
Saturday
A 50 percent chance of showers and thunderstorms, mainly after 3pm. Mostly cloudy, with a high near 65. Calm wind becoming east 5 to 8 mph in the morning. Winds could gust as high as 23 mph.
Saturday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 51. East wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after noon. Cloudy, with a high near 63. Calm wind becoming north 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 46. North wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 65. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight. Low around 45. Chance of precipitation is 80%.
Tuesday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68.
Tuesday Night
A chance of showers after midnight. Mostly clear, with a low around 44.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 46.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 69.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer SD
 43.76°N 103.51°W (Elev. 5249 ft)
12:36 am MDT Jun 20, 2026
1am MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

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