Showers and Thunderstorms for the East; Cooler Temperatures Return Sunday into Early Week

Showers and thunderstorms will accompany a cold front that will move across the eastern third of the country through Sunday. In the wake of this front, cooler temperatures will follow for most areas east of the Rockies. A wet pattern is expected to unfold across most of Florida this week with a persistent onshore flow and increase rip currents. For Hawaii, a return toward more rain the week ahead. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

42°F

6°C

Humidity 43%
Wind Speed NW 12 G 22 mph
Barometer 30.23 in (1024.9 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 4 Apr 5:53 pm MDT
Extended Forecast for

5 Miles ESE Keystone SD

  • Tonight

    Tonight: Mostly clear, with a low around 35. West wind 5 to 9 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 56. West wind 5 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight.  Areas of fog after 9pm.  Otherwise, mostly cloudy, with a low around 30. Northeast wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 30 °F

    Areas Fog
    then Slight
    Chance Snow
    and Areas Fog

  • Monday

    Monday: A slight chance of snow before 2pm, then a slight chance of rain.  Areas of fog before noon.  Otherwise, mostly cloudy, with a high near 40. Light east wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 26 mph.  Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Rain/Snow and
    Areas Fog

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 25 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 67. South wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 67 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. South wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 24 mph.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of rain after noon.  Mostly sunny, with a high near 56. Northwest wind 11 to 16 mph, with gusts as high as 33 mph.

    High: 56 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight.  Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 35. West wind 5 to 9 mph, with gusts as high as 24 mph.
Sunday
Mostly sunny, with a high near 56. West wind 5 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
A 20 percent chance of snow after midnight. Areas of fog after 9pm. Otherwise, mostly cloudy, with a low around 30. Northeast wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Monday
A slight chance of snow before 2pm, then a slight chance of rain. Areas of fog before noon. Otherwise, mostly cloudy, with a high near 40. Light east wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 29. East wind 6 to 11 mph becoming south after midnight. Winds could gust as high as 25 mph.
Tuesday
Mostly sunny, with a high near 67. South wind 8 to 11 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 40. South wind 7 to 11 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
Wednesday
A slight chance of rain after noon. Mostly sunny, with a high near 56. Northwest wind 11 to 16 mph, with gusts as high as 33 mph.
Wednesday Night
A chance of rain before 9pm, then a chance of rain and snow between 9pm and midnight, then a chance of snow after midnight. Mostly cloudy, with a low around 28.
Thursday
A chance of snow before noon, then a chance of rain and snow between noon and 3pm, then a chance of rain after 3pm. Mostly cloudy, with a high near 48.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 31.
Friday
A chance of rain and snow. Partly sunny, with a high near 53.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 35.
Saturday
A chance of rain and snow. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Keystone SD
 43.88°N 103.34°W (Elev. 3999 ft)
5:41 pm MDT Apr 4, 2026
6pm MDT Apr 4, 2026-6pm MDT Apr 11, 2026
 
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Additional Resources

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