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

40°F

4°C

Humidity 86%
Wind Speed N 10 mph
Barometer 29.70 in (1003.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 16 Apr 8:53 pm MDT
Extended Forecast for

5 Miles NW Hill City SD

  • Tonight

    Tonight: Snow, mainly before 2am.  Low around 23. Wind chill values as low as 12. North wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow

  • Friday

    Friday: A 20 percent chance of snow before 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values as low as 12. Northwest wind around 11 mph, with gusts as high as 31 mph.

    High: 33 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 20. Wind chill values as low as 11. Northwest wind 8 to 10 mph, with gusts as high as 31 mph.

    Low: 20 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of snow showers.  Mostly sunny, with a high near 42. Wind chill values as low as 11. Northwest wind 9 to 11 mph, with gusts as high as 34 mph.  Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light west. Winds could gust as high as 32 mph.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Light and variable wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 59 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. Light and variable wind becoming west around 6 mph after midnight. Winds could gust as high as 20 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 70. West wind 6 to 8 mph, with gusts as high as 24 mph.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Snow, mainly before 2am. Low around 23. Wind chill values as low as 12. North wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow before 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values as low as 12. Northwest wind around 11 mph, with gusts as high as 31 mph.
Friday Night
Mostly clear, with a low around 20. Wind chill values as low as 11. Northwest wind 8 to 10 mph, with gusts as high as 31 mph.
Saturday
A 40 percent chance of snow showers. Mostly sunny, with a high near 42. Wind chill values as low as 11. Northwest wind 9 to 11 mph, with gusts as high as 34 mph. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 27. Northwest wind 5 to 10 mph becoming light west. Winds could gust as high as 32 mph.
Sunday
Sunny, with a high near 59. Light and variable wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 35. Light and variable wind becoming west around 6 mph after midnight. Winds could gust as high as 20 mph.
Monday
Mostly sunny, with a high near 70. West wind 6 to 8 mph, with gusts as high as 24 mph.
Monday Night
Mostly clear, with a low around 42.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
A chance of showers. Mostly sunny, with a high near 74.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 45.
Thursday
A chance of showers. Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Hill City SD
 43.97°N 103.65°W (Elev. 5568 ft)
8:16 pm MDT Apr 16, 2026
9pm MDT Apr 16, 2026-6pm MDT Apr 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database