Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

Swells and high surf from both Imelda and Humberto are expected to bring dangerous marine conditions and rip currents to much of the East Coast over the next several days. A series of Pacific frontal systems will bring waves of showers and thunderstorms to portions of northern California and the Pacific Northwest through midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

71°F

22°C

Humidity 41%
Wind Speed Vrbl 7 mph
Barometer 30.12 in (1014.0 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 29 Sep 5:53 pm MDT
Extended Forecast for

Custer State Park SD

  • Tonight

    Tonight: Mostly clear, with a low around 58. South wind around 7 mph becoming west after midnight. Winds could gust as high as 17 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. Southwest wind 7 to 10 mph, with gusts as high as 25 mph.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 78. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58. West wind 3 to 7 mph. Winds could gust as high as 15 mph.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Southwest wind 6 to 9 mph, with gusts as high as 22 mph.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Southwest wind 5 to 7 mph becoming northwest after midnight. Winds could gust as high as 16 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after noon.  Mostly sunny, with a high near 73. Northwest wind 7 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers.  Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 58. South wind around 7 mph becoming west after midnight. Winds could gust as high as 17 mph.
Tuesday
Sunny, with a high near 81. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 60. Southwest wind 7 to 10 mph, with gusts as high as 25 mph.
Wednesday
Sunny, with a high near 78. West wind 5 to 10 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 58. West wind 3 to 7 mph. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 81. Southwest wind 6 to 9 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 57. Southwest wind 5 to 7 mph becoming northwest after midnight. Winds could gust as high as 16 mph.
Friday
A slight chance of showers after noon. Mostly sunny, with a high near 73. Northwest wind 7 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 48.
Saturday
A slight chance of showers after noon. Mostly sunny, with a high near 67.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 48.
Sunday
A chance of showers. Partly sunny, with a high near 60.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41.
Monday
A chance of showers. Mostly cloudy, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
Custer State Park SD
 43.72°N 103.42°W (Elev. 4583 ft)
5:36 pm MDT Sep 29, 2025
6pm MDT Sep 29, 2025-6pm MDT Oct 6, 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