Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. 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 82%
Wind Speed N 12 G 24 mph
Barometer 29.72 in (1004.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 16 Apr 10:53 pm MDT
Extended Forecast for

5 Miles WSW Hill City SD

  • Tonight

    Tonight: Snow likely, mainly before 2am.  Cloudy, with a low around 22. Wind chill values as low as 11. North wind 9 to 11 mph, with gusts as high as 29 mph.  Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Likely

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 32. Wind chill values as low as 11. Northwest wind 10 to 13 mph, with gusts as high as 31 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 18. Wind chill values as low as 11. West wind 6 to 11 mph, with gusts as high as 31 mph.

    Low: 18 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of snow showers.  Mostly sunny, with a high near 41. Wind chill values as low as 12. Northwest wind 7 to 13 mph, with gusts as high as 32 mph.

    High: 41 °F

    Slight Chance
    Snow Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light west  in the evening. Winds could gust as high as 31 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. South wind around 6 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 69. West wind 6 to 8 mph, with gusts as high as 23 mph.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

Detailed Forecast

Tonight
Snow likely, mainly before 2am. Cloudy, with a low around 22. Wind chill values as low as 11. North wind 9 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 32. Wind chill values as low as 11. Northwest wind 10 to 13 mph, with gusts as high as 31 mph.
Friday Night
Mostly clear, with a low around 18. Wind chill values as low as 11. West wind 6 to 11 mph, with gusts as high as 31 mph.
Saturday
A 20 percent chance of snow showers. Mostly sunny, with a high near 41. Wind chill values as low as 12. Northwest wind 7 to 13 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 34. South wind around 6 mph becoming light and variable. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 69. West wind 6 to 8 mph, with gusts as high as 23 mph.
Monday Night
Mostly clear, with a low around 41.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
A chance of showers. Partly sunny, with a high near 73.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 42.
Thursday
A chance of showers. Partly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Hill City SD
 43.91°N 103.64°W (Elev. 6198 ft)
10:27 pm MDT Apr 16, 2026
11pm MDT Apr 16, 2026-6pm MDT Apr 23, 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