Flooding Risks from Tropical Moisture Across the Intermountain West and East Coast

Tropical moisture from Isaias and Rachel will impact portions of the Intermountain West and East Coast states. Flooding, gusty winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, record warmth will spread northward across the Mississippi Valley the next few days. Looking for snow, the first winter storm of the season is underway across the northern Rockies. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Mostly Cloudy

60°F

16°C

Humidity 53%
Wind Speed Calm
Barometer 29.85 in (1006.2 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Oct 1:53 pm MDT
Extended Forecast for

5 Miles ESE Hot Springs SD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 63. Northeast wind 13 to 16 mph, with gusts as high as 30 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers between 8pm and 2am.  Mostly cloudy, with a low around 47. Northeast wind 12 to 17 mph becoming southeast 6 to 11 mph after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 40%.

    Low: 47 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Rain likely, mainly after midnight.  Increasing clouds, with a low around 40. Northeast wind 7 to 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 70%.

    Low: 40 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of rain before noon.  Mostly cloudy, with a high near 56. East wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 56 °F

    Chance Rain
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain after midnight.  Mostly cloudy, with a low around 40. Northeast wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after noon.  Mostly cloudy, with a high near 55. Chance of precipitation is 70%.

    High: 55 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before midnight.  Mostly cloudy, with a low around 41.

    Low: 41 °F

    Rain Likely

  • Thursday

    Thursday: A slight chance of rain before noon.  Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain then
    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 63. Northeast wind 13 to 16 mph, with gusts as high as 30 mph.
Tonight
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 47. Northeast wind 12 to 17 mph becoming southeast 6 to 11 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Monday Night
Rain likely, mainly after midnight. Increasing clouds, with a low around 40. Northeast wind 7 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
Tuesday
A 40 percent chance of rain before noon. Mostly cloudy, with a high near 56. East wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 40. Northeast wind 8 to 14 mph, with gusts as high as 23 mph.
Wednesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 41.
Thursday
A slight chance of rain before noon. Partly sunny, with a high near 62.
Thursday Night
Mostly clear, with a low around 36.
Friday
Sunny, with a high near 59.
Friday Night
Clear, with a low around 37.
Saturday
Sunny, with a high near 72.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Hot Springs SD
 43.4°N 103.39°W (Elev. 3199 ft)
12:51 pm MDT Oct 11, 2026
2pm MDT Oct 11, 2026-6pm MDT Oct 17, 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