Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

41°F

5°C

Humidity 35%
Wind Speed W 12 mph
Barometer 30.09 in (1020.7 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 18 Apr 6:53 pm MDT
Extended Forecast for

10 Miles NE Edgemont SD

  • Tonight

    Tonight: Mostly clear, with a low around 29. Northwest wind 13 to 18 mph becoming light west. Winds could gust as high as 31 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Northwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 21 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35. East wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 17 mph.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 77. West wind 6 to 15 mph, with gusts as high as 28 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Northwest wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 23 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 18 mph.

    Low: 52 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Partly sunny, with a high near 82. Breezy, with a southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before midnight.  Mostly cloudy, with a low around 46. Breezy.

    Low: 46 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 29. Northwest wind 13 to 18 mph becoming light west. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 62. Northwest wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 35. East wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 17 mph.
Monday
Mostly sunny, with a high near 77. West wind 6 to 15 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 44. Northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 82. Light and variable wind becoming south 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 52. Southwest wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 18 mph.
Wednesday
A slight chance of showers after noon. Partly sunny, with a high near 82. Breezy, with a southwest wind 5 to 10 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 36 mph.
Wednesday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 46. Breezy.
Thursday
A chance of rain showers before 3pm, then a chance of rain and snow showers. Mostly sunny, with a high near 57. Windy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Windy.
Friday
A slight chance of snow showers. Mostly sunny, with a high near 49. Breezy.
Friday Night
A slight chance of snow showers. Partly cloudy, with a low around 28.
Saturday
A slight chance of rain and snow showers. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NE Edgemont SD
 43.41°N 103.69°W (Elev. 4432 ft)
6:56 pm MDT Apr 18, 2026
7pm MDT Apr 18, 2026-6pm MDT Apr 25, 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