Frigid Cold in the East; Snow Continues in the Great Lakes

A frigid cold airmass will continue to bring colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected to be tied or broken across the Southeast and Florida. Periods snow will continue downwind of the Great Lakes and in portions of interior New England through Tuesday afternoon, with several inches of snowfall accumulation expected. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

51°F

11°C

Humidity 29%
Wind Speed W 6 mph
Barometer 29.99 in (1013.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 10 Nov 8:53 pm MST
Extended Forecast for

3 Miles NE Keystone SD

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 45. Northwest wind 7 to 9 mph, with gusts as high as 22 mph.

    Low: 45 °F

    Decreasing
    Clouds

  • Veterans Day

    Veterans Day: Sunny, with a high near 59. Northwest wind 7 to 13 mph, with gusts as high as 28 mph.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. Northwest wind 3 to 5 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Light and variable wind becoming south around 6 mph in the morning. Winds could gust as high as 17 mph.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 41. West wind around 5 mph.

    Low: 41 °F

    Mostly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 66. Southwest wind 6 to 8 mph, with gusts as high as 22 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. Southwest wind 7 to 11 mph, with gusts as high as 29 mph.

    Low: 48 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 66. Southwest wind 11 to 14 mph, with gusts as high as 33 mph.

    High: 66 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Chance Rain

Detailed Forecast

Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 45. Northwest wind 7 to 9 mph, with gusts as high as 22 mph.
Veterans Day
Sunny, with a high near 59. Northwest wind 7 to 13 mph, with gusts as high as 28 mph.
Tuesday Night
Mostly clear, with a low around 36. Northwest wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 58. Light and variable wind becoming south around 6 mph in the morning. Winds could gust as high as 17 mph.
Wednesday Night
Mostly cloudy, with a low around 41. West wind around 5 mph.
Thursday
Sunny, with a high near 66. Southwest wind 6 to 8 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 48. Southwest wind 7 to 11 mph, with gusts as high as 29 mph.
Friday
Partly sunny, with a high near 66. Southwest wind 11 to 14 mph, with gusts as high as 33 mph.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38.
Saturday
A slight chance of rain before 11am. Mostly sunny, with a high near 52.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 34.
Monday
A slight chance of rain. Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Keystone SD
 43.92°N 103.38°W (Elev. 4416 ft)
8:22 pm MST Nov 10, 2025
9pm MST Nov 10, 2025-6pm MST Nov 17, 2025
 
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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