Areas of Severe Thunderstorms, Critical Fire Weather, and HeatRisk for Monday

Isolated severe thunderstorms with locally damaging wind gusts and hail are possible Monday across parts of the Southeast U.S. Elevated to critical fire weather including gusty winds and low relative humidity is forecast Monday over much of the northern Great Plains. Above normal temperatures in the Southeast and Southwest U.S. will bring moderate to isolated major HeatRisk Monday. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

48°F

9°C

Humidity 54%
Wind Speed W 7 mph
Barometer 30.11 in (1015.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 11 May 2:53 am MDT
Extended Forecast for

5 Miles ESE Edgemont SD

Red Flag Warning May 11, 11:00am until May 11, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  • Overnight

    Overnight: Mostly clear, with a low around 43. Light east wind.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 91. Breezy, with a light and variable wind becoming west 15 to 20 mph in the morning. Winds could gust as high as 32 mph.

    High: 91 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48. West wind 11 to 16 mph becoming northeast 5 to 10 mph in the evening. Winds could gust as high as 26 mph.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77. Northwest wind 5 to 15 mph, with gusts as high as 24 mph.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. North wind 6 to 14 mph becoming east in the evening. Winds could gust as high as 22 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Southeast wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 56. Southeast wind 8 to 16 mph becoming southwest after midnight. Winds could gust as high as 26 mph.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Breezy, with a west wind 8 to 18 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 46 mph.

    High: 89 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Breezy.

    Low: 50 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 43. Light east wind.
Monday
Mostly sunny, with a high near 91. Breezy, with a light and variable wind becoming west 15 to 20 mph in the morning. Winds could gust as high as 32 mph.
Monday Night
Mostly cloudy, with a low around 48. West wind 11 to 16 mph becoming northeast 5 to 10 mph in the evening. Winds could gust as high as 26 mph.
Tuesday
Mostly sunny, with a high near 77. Northwest wind 5 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 45. North wind 6 to 14 mph becoming east in the evening. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 90. Southeast wind 7 to 16 mph, with gusts as high as 28 mph.
Wednesday Night
Partly cloudy, with a low around 56. Southeast wind 8 to 16 mph becoming southwest after midnight. Winds could gust as high as 26 mph.
Thursday
Mostly sunny, with a high near 89. Breezy, with a west wind 8 to 18 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 46 mph.
Thursday Night
Partly cloudy, with a low around 50. Breezy.
Friday
A slight chance of showers, with thunderstorms also possible after noon. Sunny, with a high near 82. Breezy.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 48. Breezy.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82. Breezy.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 74. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Edgemont SD
 43.27°N 103.74°W (Elev. 3675 ft)
12:32 am MDT May 11, 2026
3am MDT May 11, 2026-6pm MDT May 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