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

Ian Battering the Florida Peninsula with Catastrophic Storm Surge, Winds, and Flooding

Ian made landfall on mainland Florida as a category 4 major hurricane near 4:30 PM ET south of Punta Gorda near Pirate Harbor. Catastrophic storm surge inundation along with destructive waves is ongoing along the southwest Florida coastline. Hurricane-force winds are expected to spread inland to central Florida near the core of Ian through early Thursday. Heavy rainfall will continue flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

69°F

21°C

Humidity 35%
Wind Speed SE 7 mph
Barometer 30.20 in (1017.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 28 Sep 7:53 pm MDT
Extended Forecast for

4 Miles WSW Mount Rushmore SD

  • Tonight

    Tonight: Mostly clear, with a low around 53. South wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 24 mph.

    Mostly Clear

    Low: 53 °F

  • Thursday

    Thursday: Sunny, with a high near 76. West wind 7 to 9 mph, with gusts as high as 23 mph.

    Sunny

    High: 76 °F

  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.

    Slight Chance
    T-storms then
    Mostly Cloudy

    Low: 55 °F

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. West wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    Partly Sunny
    then Chance
    T-storms

    High: 68 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48. Northeast wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 48 °F

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a steady temperature around 53. North wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 53 °F

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 45 °F

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 59.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 59 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 46.

    Chance
    T-storms then
    Slight Chance
    Showers

    Low: 46 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 53. South wind 10 to 13 mph becoming west after midnight. Winds could gust as high as 24 mph.
Thursday
Sunny, with a high near 76. West wind 7 to 9 mph, with gusts as high as 23 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 68. West wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48. Northeast wind 6 to 13 mph becoming northwest after midnight. Chance of precipitation is 60%.
Saturday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a steady temperature around 53. North wind 6 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 40%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 59.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 46.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 57.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 42.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 53.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 42.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 55.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
4 Miles WSW Mount Rushmore SD
 43.87°N 103.52°W (Elev. 6148 ft)
Last Update:
6:56 pm MDT Sep 28, 2022
Forecast Valid:
8pm MDT Sep 28, 2022-6pm MDT Oct 5, 2022
 
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Additional Resources

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High Temperature

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Chance of Precipitation