National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Strong to Severe Thunderstorms Continue Tonight in the East; Early Heat Wave in the West

Scattered strong to severe storms with damaging winds and potentially a tornado or two are expected tonight from the coastal Carolinas into the Mid-Atlantic states. An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

32°F

0°C

Humidity 79%
Wind Speed W 13 mph
Barometer 29.75 in (1009.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 17 Mar 3:53 am MDT
Extended Forecast for

4 Miles SSW Hill City SD

  • Overnight

    Overnight: A 30 percent chance of rain. Mostly cloudy, with a steady temperature around 33. West wind around 7 mph, with gusts as high as 22 mph.

    Low: 33 °F

    Chance Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. Northwest wind 7 to 16 mph, with gusts as high as 39 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Northwest wind 5 to 13 mph, with gusts as high as 37 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 28 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41. West wind around 6 mph becoming calm after midnight. Winds could gust as high as 22 mph.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 24 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. Light west wind. Winds could gust as high as 16 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. West wind 3 to 8 mph. Winds could gust as high as 23 mph.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of rain. Mostly cloudy, with a steady temperature around 33. West wind around 7 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 58. Northwest wind 7 to 16 mph, with gusts as high as 39 mph.
Tuesday Night
Partly cloudy, with a low around 38. Northwest wind 5 to 13 mph, with gusts as high as 37 mph.
Wednesday
Mostly sunny, with a high near 66. Light west wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 41. West wind around 6 mph becoming calm after midnight. Winds could gust as high as 22 mph.
Thursday
Mostly sunny, with a high near 68. Calm wind becoming west 5 to 8 mph in the morning. Winds could gust as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 44. Light west wind. Winds could gust as high as 16 mph.
Friday
Mostly sunny, with a high near 71. West wind 3 to 8 mph. Winds could gust as high as 23 mph.
Friday Night
Mostly clear, with a low around 46.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
A slight chance of rain and snow. Partly cloudy, with a low around 32.
Sunday
A slight chance of snow. Partly sunny, with a high near 49.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 28.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Hill City SD
 43.87°N 103.58°W (Elev. 5650 ft)
Last Update:
3:41 am MDT Mar 17, 2026
Forecast Valid:
4am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation