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

Heavy Rain and Thunderstorms in the Lower Ohio Valley and Southeast; Flooding Continues Along the East Coast of Florida

An approaching cold front may produce isolated heavy rainfall and severe weather today over portions of the Lower Ohio Valley and Southeast. While the heavy rainfall is ending across east Florida, significant river flooding is forecast along the St. John’s and the Peace rivers through the end of the week as flood waters will be slow to recede. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

51°F

11°C

Humidity 33%
Wind Speed NE 7 mph
Barometer 29.96 in (1013.1 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 4 Nov 2:53 pm MST
Extended Forecast for

4 Miles NW Keystone SD

  • Tonight

    Tonight: Partly cloudy, with a low around 32. West wind 5 to 7 mph, with gusts as high as 20 mph.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 52. Light and variable wind.

    High: 52 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a steady temperature around 36. West wind 5 to 7 mph, with gusts as high as 16 mph.

    Low: 36 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 52. Northeast wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.

    High: 52 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a steady temperature around 37. Light west wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 20 mph.

    Low: 37 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. West wind 5 to 8 mph becoming calm in the afternoon. Winds could gust as high as 18 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. West wind 5 to 7 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 52. Light and variable wind.
Thursday Night
Mostly cloudy, with a steady temperature around 36. West wind 5 to 7 mph, with gusts as high as 16 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 52. Northeast wind around 5 mph becoming calm in the afternoon. Winds could gust as high as 15 mph.
Friday Night
Mostly clear, with a steady temperature around 37. Light west wind increasing to 5 to 9 mph in the evening. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 57. West wind 5 to 8 mph becoming calm in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 36.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 57.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 57.
Tuesday Night
Partly cloudy, with a low around 39.
Veterans Day
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Keystone SD
 43.94°N 103.47°W (Elev. 5482 ft)
Last Update:
3:21 pm MST Nov 4, 2026
Forecast Valid:
3pm MST Nov 4, 2026-6pm MST Nov 11, 2026
 
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