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

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane today as it moves north toward the Big Island of Hawaii. Heavy rainfall may produce life-threatening, catastrophic flooding and mudslides. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

48°F

9°C

Humidity 86%
Wind Speed N 3 mph
Barometer 30.31 in (1022.9 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 24 Sep 7:53 am MDT
Extended Forecast for

5 Miles E Custer SD

  • Today

    Today: Partly sunny, with a high near 70. Light and variable wind becoming east around 6 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 70 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 68 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. Southeast wind around 6 mph becoming light and variable. Winds could gust as high as 20 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 77. West wind around 6 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Light and variable wind. Winds could gust as high as 15 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 67.

    High: 67 °F

    Showers
    Likely

Detailed Forecast

Today
Partly sunny, with a high near 70. Light and variable wind becoming east around 6 mph in the afternoon. Winds could gust as high as 17 mph.
Tonight
Mostly cloudy, with a low around 49. Light and variable wind. Winds could gust as high as 15 mph.
Friday
Partly sunny, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
Partly cloudy, with a low around 52. Southeast wind around 6 mph becoming light and variable. Winds could gust as high as 20 mph.
Saturday
Sunny, with a high near 77. West wind around 6 mph becoming light and variable in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Mostly clear, with a low around 51. Light and variable wind. Winds could gust as high as 15 mph.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 67.
Monday Night
Showers likely. Mostly cloudy, with a low around 47.
Tuesday
A chance of showers. Partly sunny, with a high near 57.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer SD
 43.76°N 103.51°W (Elev. 5249 ft)
Last Update:
6:31 am MDT Sep 24, 2026
Forecast Valid:
8am MDT Sep 24, 2026-6pm MDT Sep 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation