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

10 Miles NE Edgemont SD

  • Tonight

    Tonight: A chance of rain before 1am, then a chance of rain and snow between 1am and 2am, then a chance of snow after 2am.  Cloudy, with a low around 32. South wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph.  Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 42. Breezy, with a northwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 42 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. Wind chill values as low as 12. Blustery, with a west wind 18 to 23 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 36 mph.

    Low: 23 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: A slight chance of snow showers between noon and 5pm, then a slight chance of rain showers after 5pm.  Sunny, with a high near 52. Wind chill values as low as 11 early. Breezy, with a northwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Breezy. Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28. Blustery, with a northwest wind 17 to 22 mph becoming light west. Winds could gust as high as 37 mph.

    Low: 28 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. West wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Northwest wind 6 to 9 mph becoming northeast in the evening. Winds could gust as high as 18 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. West wind 6 to 14 mph, with gusts as high as 25 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of rain before 1am, then a chance of rain and snow between 1am and 2am, then a chance of snow after 2am. Cloudy, with a low around 32. South wind 7 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Breezy, with a northwest wind 9 to 14 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 37 mph.
Friday Night
Mostly clear, with a low around 23. Wind chill values as low as 12. Blustery, with a west wind 18 to 23 mph decreasing to 10 to 15 mph in the evening. Winds could gust as high as 36 mph.
Saturday
A slight chance of snow showers between noon and 5pm, then a slight chance of rain showers after 5pm. Sunny, with a high near 52. Wind chill values as low as 11 early. Breezy, with a northwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 28. Blustery, with a northwest wind 17 to 22 mph becoming light west. Winds could gust as high as 37 mph.
Sunday
Sunny, with a high near 67. West wind 6 to 11 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 37. Northwest wind 6 to 9 mph becoming northeast in the evening. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 77. West wind 6 to 14 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Partly cloudy, with a low around 49.
Wednesday
A chance of showers. Mostly sunny, with a high near 81. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 49. Breezy.
Thursday
A chance of showers. Partly sunny, with a high near 70. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Edgemont SD
 43.41°N 103.69°W (Elev. 4432 ft)
8:16 pm MDT Apr 16, 2026
9pm MDT Apr 16, 2026-6pm MDT Apr 23, 2026
 
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