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Current conditions at
Custer, Custer County Airport (KCUT)
Lat: 43.73°NLon: 103.62°WElev: 5600ft.
Fair
1°F
-17°C
| Humidity | 29% |
| Wind Speed | N 10 G 18 mph |
| Barometer | 29.97 in (1024.4 mb) |
| Dewpoint | -24°F (-31°C) |
| Visibility | 10.00 mi |
| Wind Chill | -15°F (-26°C) |
| Last update | 17 Jan 3:53 am MST |
Extended Forecast for
3 Miles NNE Keystone SD
Overnight
Low: 3 °F
Chance
FlurriesSaturday
High: 32 °F
Chance
FlurriesSaturday Night
Low: 22 °F
Mostly Clear
and BlusterySunday
High: 33 °F⇓
Breezy.
Slight Chance
Snow then
Mostly SunnySunday Night
Low: 10 °F
Partly Cloudy
M.L.King Day
High: 29 °F
Mostly Sunny
Monday Night
Low: 19 °F
Mostly Cloudy
Tuesday
High: 45 °F
Mostly Sunny
Tuesday Night
Low: 19 °F
Slight Chance
Snow
Detailed Forecast
Overnight
A chance of flurries. Mostly clear, with a low around 3. Wind chill values as low as -17. Northwest wind around 15 mph, with gusts as high as 44 mph.
Saturday
A chance of flurries before 7am. Sunny, with a high near 32. Wind chill values as low as -16. North wind 5 to 14 mph, with gusts as high as 38 mph.
Saturday Night
Mostly clear, with a low around 22. Blustery, with a northwest wind 8 to 13 mph increasing to 19 to 24 mph after midnight. Winds could gust as high as 46 mph.
Sunday
A 20 percent chance of snow before 11am. Mostly sunny, with a temperature falling to around 21 by 5pm. Wind chill values as low as 9. Breezy, with a northwest wind 14 to 23 mph, with gusts as high as 49 mph.
Sunday Night
Partly cloudy, with a low around 10. Northwest wind 6 to 10 mph, with gusts as high as 24 mph.
M.L.King Day
Mostly sunny, with a high near 29. Northwest wind 6 to 10 mph, with gusts as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 19. West wind 5 to 8 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 45. West wind 10 to 13 mph, with gusts as high as 36 mph.
Tuesday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 19.
Wednesday
Partly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 10.
Thursday
Mostly sunny, with a high near 32.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 9.
Friday
A chance of snow. Partly sunny, with a high near 22.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NNE Keystone SD
43.92°N 103.41°W (Elev. 4708 ft)
43.92°N 103.41°W (Elev. 4708 ft)
4:36 am MST Jan 17, 2026
4am MST Jan 17, 2026-6pm MST Jan 23, 2026
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