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 >

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds and Breezy

42°F

6°C

Humidity 32%
Wind Speed W 21 G 28 mph
Barometer 30.08 in (1020.5 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 18 Apr 5:53 pm MDT
Extended Forecast for

5 Miles ESE Edgemont SD

Red Flag Warning until April 18, 08:00pm
Click here for hazard details and duration
...
  •  
    Red Flag Warning until April 18, 08:00pm

    NOW until 8:00pm Sat

    Red Flag Warning

  • Tonight

    Low: 27 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Northwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. East wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 81. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Northwest wind 10 to 15 mph becoming light and variable  after midnight. Winds could gust as high as 23 mph.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Southwest wind 7 to 11 mph becoming southeast 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 84. Breezy, with a southwest wind 7 to 12 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Blustery, with a west wind 16 to 26 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 40 mph.
Sunday
Sunny, with a high near 67. Northwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph.
Sunday Night
Mostly clear, with a low around 33. East wind 6 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Monday
Mostly sunny, with a high near 81. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Monday Night
Mostly clear, with a low around 42. Northwest wind 10 to 15 mph becoming light and variable after midnight. Winds could gust as high as 23 mph.
Tuesday
Sunny, with a high near 85. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 52. Southwest wind 7 to 11 mph becoming southeast 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 84. Breezy, with a southwest wind 7 to 12 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 39 mph.
Wednesday Night
A chance of showers, mainly before midnight. Mostly cloudy, with a low around 46. Breezy.
Thursday
A chance of showers. Mostly sunny, with a high near 60. Very windy.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 29. Very windy.
Friday
A slight chance of rain and snow showers. Mostly sunny, with a high near 52. Windy.
Friday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 28. Blustery.
Saturday
A slight chance of rain and snow showers. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Edgemont SD
 43.27°N 103.74°W (Elev. 3675 ft)
5:01 pm MDT Apr 18, 2026
6pm 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