Heavy Rain and Flooding Threat in the Ohio Valley

Gulf moisture will combine with a cold front and will bring heavy rain and scattered flash flooding over parts of the Mid-South into the Ohio Valley through the morning and the Ohio Valley and Central Appalachians on Tuesday. Showers and thunderstorms, some severe, are expected over the Southern Rockies/Southern High Plains on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

38°F

3°C

Humidity 86%
Wind Speed W 5 mph
Barometer 30.21 in (1023.8 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 6 Oct 6:53 pm MDT
Extended Forecast for

4 Miles NNW Custer SD

  • Tonight

    Tonight: Widespread frost, mainly after 11pm.  Otherwise, mostly clear, with a low around 29. Calm wind.

    Low: 29 °F

    Frost

  • Tuesday

    Tuesday: Widespread frost before 9am.  Otherwise, sunny, with a high near 55. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 55 °F

    Frost then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. South wind 3 to 7 mph. Winds could gust as high as 21 mph.

    Low: 36 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 65. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43. Southwest wind around 6 mph becoming west after midnight. Winds could gust as high as 16 mph.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 69. West wind around 6 mph becoming light and variable  in the afternoon.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 42. Light and variable wind.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65. Light southeast wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 49.

    Low: 49 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Widespread frost, mainly after 11pm. Otherwise, mostly clear, with a low around 29. Calm wind.
Tuesday
Widespread frost before 9am. Otherwise, sunny, with a high near 55. Calm wind becoming southwest around 6 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 36. South wind 3 to 7 mph. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 65. Southwest wind 7 to 10 mph, with gusts as high as 23 mph.
Wednesday Night
Clear, with a low around 43. Southwest wind around 6 mph becoming west after midnight. Winds could gust as high as 16 mph.
Thursday
Sunny, with a high near 69. West wind around 6 mph becoming light and variable in the afternoon.
Thursday Night
Mostly clear, with a low around 42. Light and variable wind.
Friday
Mostly sunny, with a high near 65. Light southeast wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 49.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 45.
Sunday
A slight chance of showers. Mostly sunny, with a high near 59.
Sunday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 30.
Columbus Day
A slight chance of rain and snow showers. Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Custer SD
 43.82°N 103.64°W (Elev. 5804 ft)
7:32 pm MDT Oct 6, 2025
7pm MDT Oct 6, 2025-6pm MDT Oct 13, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database