Severe Thunderstorms and Heavy Rainfall Across the South; Heat Spreads Across the West and Southern Plains

A couple of frontal boundaries will move east and south from the Plains to the Gulf and Atlantic coastlines. These boundaries will focus showers and thunderstorms through the weekend, with scattered severe thunderstorms from the Southern Plains and across the Gulf Coast states. Locally heavy rainfall may also occur, which may be welcome news across drought areas. Meanwhile, heat spreads westward. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Light Rain

47°F

8°C

Humidity 74%
Wind Speed Vrbl 5 mph
Barometer 30.03 in (1014.7 mb)
Dewpoint 39°F (4°C)
Visibility 5.00 mi
Wind Chill45°F (7°C)
Last update 9 May 12:53 pm MDT
Extended Forecast for

Custer SD

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm.  Steady temperature around 53. Northeast wind 3 to 8 mph. Winds could gust as high as 15 mph.  Chance of precipitation is 80%.

    High: 53 °F

    Showers

  • Tonight

    Tonight: Scattered showers before midnight.  Mostly cloudy, with a low around 35. Light and variable wind.  Chance of precipitation is 30%.

    Low: 35 °F

    Scattered
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 26 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. North wind 5 to 8 mph, with gusts as high as 23 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. Light and variable wind becoming northwest around 6 mph in the morning. Winds could gust as high as 17 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42. East wind around 6 mph becoming calm  in the evening. Winds could gust as high as 16 mph.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 53. Northeast wind 3 to 8 mph. Winds could gust as high as 15 mph. Chance of precipitation is 80%.
Tonight
Scattered showers before midnight. Mostly cloudy, with a low around 35. Light and variable wind. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 63. Calm wind becoming west around 5 mph in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Mostly clear, with a low around 42. Light and variable wind.
Monday
Mostly sunny, with a high near 82. Light west wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 26 mph.
Monday Night
Partly cloudy, with a low around 47. North wind 5 to 8 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 71. Light and variable wind becoming northwest around 6 mph in the morning. Winds could gust as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 42. East wind around 6 mph becoming calm in the evening. Winds could gust as high as 16 mph.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 52.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 48.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer SD
 43.76°N 103.6°W (Elev. 5417 ft)
12:42 pm MDT May 9, 2026
1pm MDT May 9, 2026-6pm MDT May 15, 2026
 
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Additional Resources

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