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

Custer State Park SD

  • Tonight

    Tonight: Rain and snow, becoming all snow after 1am.  Low around 32. Breezy, with a north wind 13 to 20 mph, with gusts as high as 32 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow and
    Breezy then
    Rain/Snow

  • Friday

    Friday: A 20 percent chance of snow before 3pm.  Cloudy, then gradually becoming mostly sunny, with a high near 41. Northwest wind 11 to 14 mph, with gusts as high as 30 mph.

    High: 41 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Wind chill values as low as 18. Northwest wind 8 to 14 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of snow showers, mainly after noon.  Mostly sunny, with a high near 49. Wind chill values as low as 19 early. Northwest wind 10 to 14 mph, with gusts as high as 33 mph.

    High: 49 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. Northwest wind 8 to 13 mph becoming light west. Winds could gust as high as 30 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64. West wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 21 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40. East wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.

    Low: 40 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75. West wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 24 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

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

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain and snow, becoming all snow after 1am. Low around 32. Breezy, with a north wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Friday
A 20 percent chance of snow before 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 41. Northwest wind 11 to 14 mph, with gusts as high as 30 mph.
Friday Night
Mostly clear, with a low around 26. Wind chill values as low as 18. Northwest wind 8 to 14 mph, with gusts as high as 30 mph.
Saturday
A 30 percent chance of snow showers, mainly after noon. Mostly sunny, with a high near 49. Wind chill values as low as 19 early. Northwest wind 10 to 14 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 31. Northwest wind 8 to 13 mph becoming light west. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 64. West wind 5 to 7 mph becoming southeast in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 40. East wind around 6 mph becoming light and variable. Winds could gust as high as 17 mph.
Monday
Mostly sunny, with a high near 75. West wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
A chance of showers. Mostly sunny, with a high near 79.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 51.
Thursday
A chance of showers. Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer State Park SD
 43.72°N 103.42°W (Elev. 4583 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