National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Gusty Winds in the Mid-Atlantic and Northeast; Atmospheric River to Impact the Northwest

Gusty winds are expected from portions of the Mid-Atlantic into the Northeast through the night following the system that brought rain to the area. An atmospheric river will move into the Northwest late today into Saturday bringing moderate to heavy rainfall, mountain snow, windy conditions, and high surf to the area over the weekend. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

67°F

19°C

Humidity 20%
Wind Speed SW 9 G 18 mph
Barometer 29.99 in (1009.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 2 Nov 11:53 am MST
Extended Forecast for

6 Miles NNW Keystone SD

  • This Afternoon

    This Afternoon: Sunny, with a temperature falling to around 47 by 5pm. North wind around 9 mph, with gusts as high as 26 mph.

    High: 66 °F⇓

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 54. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 25 mph.

    High: 54 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a steady temperature around 44. Southwest wind around 6 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. West wind 5 to 7 mph, with gusts as high as 22 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 33. Light northwest wind.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 57. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 23 mph.

    High: 57 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 29 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a temperature falling to around 47 by 5pm. North wind around 9 mph, with gusts as high as 26 mph.
Tonight
Partly cloudy, with a low around 29. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Monday
Increasing clouds, with a high near 54. Calm wind becoming south 5 to 9 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a steady temperature around 44. Southwest wind around 6 mph becoming west after midnight. Winds could gust as high as 22 mph.
Tuesday
Sunny, with a high near 67. West wind 5 to 7 mph, with gusts as high as 22 mph.
Tuesday Night
Partly cloudy, with a low around 33. Light northwest wind.
Wednesday
Mostly sunny, with a high near 57. Light and variable wind becoming south 5 to 8 mph in the morning. Winds could gust as high as 23 mph.
Wednesday Night
Mostly cloudy, with a low around 42. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 29 mph.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 35.
Friday
Mostly sunny, with a high near 58.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Keystone SD
 43.98°N 103.47°W (Elev. 4800 ft)
Last Update:
11:21 am MST Nov 2, 2025
Forecast Valid:
12pm MST Nov 2, 2025-6pm MST Nov 8, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation