Hazardous Coastal Conditions for the Mid-Atlantic; Storm System Approaching Southern Alaska

A Nor'easter will create hazardous marine and coastal conditions along the Mid-Atlantic coast through mid-week, with significant coastal flooding and beach erosion possible. Meanwhile, another strong storm system is forecast to bring high winds and heavy precipitation to portions of southern Alaska. Elsewhere, relatively benign weather is expected through the first half of the work week. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

45°F

7°C

Humidity 44%
Wind Speed NE 10 mph
Barometer 30.27 in (1022.2 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 18 Oct 8:53 pm MDT
Extended Forecast for

2 Miles ESE Mount Rushmore SD

  • Tonight

    Tonight: Mostly clear, with a low around 35. Light and variable wind.

    Low: 35 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 56. Calm wind becoming southeast around 6 mph. Winds could gust as high as 20 mph.

    High: 56 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 43. Light and variable wind becoming southwest 5 to 7 mph in the evening. Winds could gust as high as 21 mph.

    Low: 43 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. West wind around 6 mph becoming calm  in the afternoon. Winds could gust as high as 17 mph.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 47. Calm wind becoming northwest around 6 mph. Winds could gust as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 64. Calm wind becoming east around 5 mph. Winds could gust as high as 16 mph.

    High: 64 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after midnight.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 35. Light and variable wind.
Monday
Sunny, with a high near 56. Calm wind becoming southeast around 6 mph. Winds could gust as high as 20 mph.
Monday Night
Clear, with a low around 43. Light and variable wind becoming southwest 5 to 7 mph in the evening. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 73. West wind around 6 mph becoming calm in the afternoon. Winds could gust as high as 17 mph.
Tuesday Night
Mostly clear, with a low around 47. Calm wind becoming northwest around 6 mph. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 64. Calm wind becoming east around 5 mph. Winds could gust as high as 16 mph.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A slight chance of rain after midnight. Mostly cloudy, with a low around 57.
Friday
A slight chance of rain after noon. Partly sunny, with a high near 69.
Friday Night
A chance of rain. Mostly cloudy, with a low around 44.
Saturday
A slight chance of rain. Mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Mount Rushmore SD
 43.87°N 103.43°W (Elev. 4810 ft)
8:56 pm MDT Oct 18, 2026
9pm MDT Oct 18, 2026-6pm MDT Oct 25, 2026
 
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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