Heavy Rainfall and Flooding Concerns in the Southwest; Coastal Low to Impact the East Coast

Deep tropical moisture will lead to widespread showers and thunderstorms capable of producing flash flooding through early next week over the Southwest and Four Corners. A coastal storm is expected to impact the southeast U.S. coast and mid-Atlantic regions with flooding, dangerous rip currents, gusty winds and heavy rain up much of the East Coast through early next week. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

48°F

9°C

Humidity 89%
Wind Speed W 12 mph
Barometer 29.62 in (998.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 12 Oct 7:53 am MDT
Extended Forecast for

2 Miles ESE Custer State Park SD

  • Today

    Today: Sunny, with a high near 60. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 60 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tonight

    Tonight: Areas of frost after 2am.  Otherwise, mostly clear, with a low around 35. Northwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 18 mph.

    Low: 35 °F

    Mostly Clear
    then Areas
    Frost

  • Columbus Day

    Columbus Day: Areas of frost before 8am.  Otherwise, mostly sunny, with a high near 58. West wind 5 to 15 mph becoming east in the morning. Winds could gust as high as 28 mph.

    High: 58 °F

    Areas Frost
    then Mostly
    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers after midnight.  Mostly cloudy, with a low around 42. Southeast wind 8 to 13 mph, with gusts as high as 25 mph.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers before noon.  Mostly cloudy, with a high near 53. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 53 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after midnight.  Mostly cloudy, with a low around 47. East wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 47 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Cloudy, then gradually becoming mostly sunny, with a high near 64. East wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 48. North wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 48 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers.  Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 60. Breezy, with a west wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph.
Tonight
Areas of frost after 2am. Otherwise, mostly clear, with a low around 35. Northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 18 mph.
Columbus Day
Areas of frost before 8am. Otherwise, mostly sunny, with a high near 58. West wind 5 to 15 mph becoming east in the morning. Winds could gust as high as 28 mph.
Monday Night
A 30 percent chance of showers after midnight. Mostly cloudy, with a low around 42. Southeast wind 8 to 13 mph, with gusts as high as 25 mph.
Tuesday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 53. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.
Tuesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 47. East wind 6 to 9 mph, with gusts as high as 18 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Cloudy, then gradually becoming mostly sunny, with a high near 64. East wind 6 to 9 mph, with gusts as high as 20 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 48. North wind 7 to 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Thursday
A chance of showers. Partly sunny, with a high near 59.
Thursday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 41.
Friday
Mostly sunny, with a high near 61.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 40.
Saturday
A slight chance of showers. Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Custer State Park SD
 43.72°N 103.36°W (Elev. 3999 ft)
7:47 am MDT Oct 12, 2025
8am MDT Oct 12, 2025-6pm MDT Oct 18, 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