Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

50°F

10°C

Humidity	46%
Wind Speed	W 9 G 17 mph
Barometer	29.76 in (1005.5 mb)
Dewpoint	30°F (-1°C)
Visibility	10.00 mi
Wind Chill	46°F (8°C)
Last update	17 Oct 5:53 pm MDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles NE Keystone SD

Tonight
Low: 37 °F
Mostly Cloudy
then Slight
Chance Rain
Saturday
High: 48 °F
Decreasing
Clouds
Saturday Night
Low: 32 °F
Mostly Clear
Sunday
High: 67 °F
Sunny
Sunday Night
Low: 41 °F
Slight Chance
Showers then
Partly Cloudy
Monday
High: 50 °F
Sunny
Monday Night
Low: 33 °F
Clear
Tuesday
High: 58 °F
Sunny
Tuesday Night
Low: 41 °F
Mostly Clear

Detailed Forecast

Tonight

A slight chance of rain between midnight and 4am. Mostly cloudy, with a low around 37. West wind 6 to 14 mph becoming northwest after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

Saturday

Mostly cloudy, then gradually becoming sunny, with a high near 48. Northwest wind 10 to 15 mph, with gusts as high as 37 mph.

Saturday Night

Mostly clear, with a low around 32. West wind 6 to 8 mph, with gusts as high as 21 mph.

Sunday

Sunny, with a high near 67. Southwest wind 8 to 10 mph, with gusts as high as 24 mph.

Sunday Night

A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. Southwest wind 9 to 14 mph becoming northwest after midnight. Winds could gust as high as 30 mph.

Monday

Sunny, with a high near 50. Northwest wind 14 to 18 mph, with gusts as high as 40 mph.

Monday Night

Clear, with a low around 33. Northwest wind 6 to 15 mph, with gusts as high as 31 mph.

Tuesday

Sunny, with a high near 58. West wind around 7 mph becoming south in the morning. Winds could gust as high as 18 mph.

Tuesday Night

Mostly clear, with a low around 41.

Wednesday

Mostly sunny, with a high near 61.

Wednesday Night

Mostly clear, with a low around 38.