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

Areas of Fire Weather and Severe Thunderstorms on Friday

Critical fire weather is expected Friday across the Northern Plains, Upper Midwest, and southern High Plains due to gusty winds and low humidity. Severe thunderstorms capable of large to very large hail, wind damage and tornadoes will be possible Friday and Saturday across parts of the central Plains. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

39°F

4°C

Humidity 45%
Wind Speed NW 6 mph
Barometer 29.86 in (1006.9 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 15 May 2:53 am MDT
Extended Forecast for

Buffalo Gap SD

  • Overnight

    Overnight: Clear, with a steady temperature around 53. Northwest wind 3 to 5 mph.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 82. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 28 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 49. North wind 8 to 18 mph, with gusts as high as 29 mph.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 84. North wind 8 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 24 mph.

    High: 84 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before midnight, then showers likely. Low around 51. South wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

  • Sunday

    Sunday: A 50 percent chance of showers. Partly sunny, with a high near 72. Breezy, with a west wind 5 to 10 mph becoming northeast 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 72 °F

    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 70%.

    Low: 39 °F

    Showers
    Likely and
    Breezy

  • Monday

    Monday: Showers and possibly a thunderstorm. Mostly cloudy, with a high near 45. Breezy.

    High: 45 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers likely, mainly before midnight. Mostly cloudy, with a low around 33. Breezy.

    Low: 33 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Overnight
Clear, with a steady temperature around 53. Northwest wind 3 to 5 mph.
Friday
Sunny, with a high near 82. Light and variable wind becoming west 9 to 14 mph in the morning. Winds could gust as high as 28 mph.
Friday Night
Partly cloudy, with a low around 49. North wind 8 to 18 mph, with gusts as high as 29 mph.
Saturday
Increasing clouds, with a high near 84. North wind 8 to 15 mph becoming southeast in the afternoon. Winds could gust as high as 24 mph.
Saturday Night
Showers and possibly a thunderstorm before midnight, then showers likely. Low around 51. South wind 5 to 15 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 72. Breezy, with a west wind 5 to 10 mph becoming northeast 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
A chance of showers, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 39. Breezy. Chance of precipitation is 70%.
Monday
Showers and possibly a thunderstorm. Mostly cloudy, with a high near 45. Breezy.
Monday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 33. Breezy.
Tuesday
A slight chance of showers before noon. Partly sunny, with a high near 55.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 41.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Buffalo Gap SD
 43.47°N 103.31°W (Elev. 3199 ft)
Last Update:
12:57 am MDT May 15, 2026
Forecast Valid:
3am MDT May 15, 2026-6pm MDT May 21, 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