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.

Fair

55°F

13°C

Humidity 19%
Wind Speed NW 8 G 17 mph
Barometer 30.14 in (1019.1 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 19 Apr 12:53 pm MDT
Extended Forecast for

2 Miles SW Custer State Park SD

Red Flag Warning April 20, 11:00am until April 20, 08:00pm
Click here for hazard details and duration
Red Flag Warning
  • This Afternoon

    This Afternoon: Sunny, with a high near 58. Southeast wind 7 to 9 mph, with gusts as high as 21 mph.

    High: 58 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. Light and variable wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 18 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 74. West wind 7 to 11 mph, with gusts as high as 28 mph.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49. North wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 22 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. South wind 5 to 7 mph becoming northeast in the evening. Winds could gust as high as 16 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Partly sunny, with a high near 78. Southwest wind 7 to 15 mph, with gusts as high as 33 mph.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers.  Mostly cloudy, with a low around 43. Breezy, with a west wind 15 to 22 mph, with gusts as high as 40 mph.

    Low: 43 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Rain showers likely before noon, then rain and snow showers likely.  Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Breezy.
    Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 58. Southeast wind 7 to 9 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 39. Light and variable wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 74. West wind 7 to 11 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 49. North wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 79. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 55. South wind 5 to 7 mph becoming northeast in the evening. Winds could gust as high as 16 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 78. Southwest wind 7 to 15 mph, with gusts as high as 33 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 43. Breezy, with a west wind 15 to 22 mph, with gusts as high as 40 mph.
Thursday
Rain showers likely before noon, then rain and snow showers likely. Partly sunny, with a high near 50. Breezy.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and midnight. Mostly cloudy, with a low around 28. Blustery.
Friday
A chance of snow showers. Mostly sunny, with a high near 46.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 27.
Saturday
A chance of snow showers. Partly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Custer State Park SD
 43.7°N 103.45°W (Elev. 5056 ft)
12:32 pm MDT Apr 19, 2026
1pm MDT Apr 19, 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