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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

43°F

6°C

Humidity 97%
Wind Speed NE 6 mph
Barometer 29.83 in (1007.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 11 Oct 7:53 pm MDT
Extended Forecast for

Buffalo Gap SD

  • Tonight

    Tonight: A 40 percent chance of showers before 2am. Mostly cloudy, with a steady temperature around 50. Northeast wind 6 to 15 mph becoming southeast after midnight. Winds could gust as high as 26 mph.

    Low: 50 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind becoming northeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Increasing clouds, with a low around 40. Northeast wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Rain Likely

  • Tuesday

    Tuesday: A 40 percent chance of rain before noon. Mostly cloudy, with a high near 55. East wind 5 to 9 mph, with gusts as high as 17 mph.

    High: 55 °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 7 to 11 mph, with gusts as high as 18 mph.

    Low: 40 °F

    Mostly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain likely, mainly after noon. Mostly cloudy, with a high near 55. East wind around 8 mph, with gusts as high as 17 mph. 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. Chance of precipitation is 70%.

    Low: 41 °F

    Rain Likely
    then Chance
    Rain

  • Thursday

    Thursday: A slight chance of rain before noon. Partly sunny, with a high near 61.

    High: 61 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A 40 percent chance of showers before 2am. Mostly cloudy, with a steady temperature around 50. Northeast wind 6 to 15 mph becoming southeast after midnight. Winds could gust as high as 26 mph.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 70. Light and variable wind becoming northeast 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Monday Night
Rain likely, mainly after midnight. Increasing clouds, with a low around 40. Northeast wind 12 to 17 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of rain before noon. Mostly cloudy, with a high near 55. East wind 5 to 9 mph, with gusts as high as 17 mph.
Tuesday Night
A 40 percent chance of rain after midnight. Mostly cloudy, with a low around 40. Northeast wind 7 to 11 mph, with gusts as high as 18 mph.
Wednesday
Rain likely, mainly after noon. Mostly cloudy, with a high near 55. East wind around 8 mph, with gusts as high as 17 mph. Chance of precipitation is 70%.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Thursday
A slight chance of rain before noon. Partly sunny, with a high near 61.
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.
Saturday Night
Clear, with a low around 47.
Sunday
Sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Gap SD
 43.49°N 103.31°W (Elev. 3314 ft)
Last Update:
7:06 pm MDT Oct 11, 2026
Forecast Valid:
8pm MDT Oct 11, 2026-6pm MDT Oct 18, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation