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

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

A Few Clouds and Breezy

66°F

19°C

Humidity 25%
Wind Speed SW 21 G 43 mph
Barometer 29.77 in (1001.7 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 29 Jun 1:53 pm MDT
Extended Forecast for

6 Miles SW Hermosa SD

Wind Advisory until June 29, 08:00pm
Red Flag Warning until June 29, 09:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning
  •  
    Wind Advisory until June 29, 08:00pm
    Red Flag Warning until June 29, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 77 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 54. Breezy, with a southwest wind 18 to 28 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 47 mph.

    Low: 54 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. West wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms, mainly after midnight. Increasing clouds, with a low around 58. Southwest wind 6 to 10 mph becoming north in the evening. Winds could gust as high as 21 mph.

    Low: 58 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny through mid morning, then becoming sunny, with a high near 83. Northwest wind 6 to 9 mph becoming east in the morning. Winds could gust as high as 21 mph.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. Southeast wind 5 to 9 mph becoming light and variable. Winds could gust as high as 21 mph.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny, with a high near 77. Windy, with a southwest wind around 30 mph, with gusts as high as 49 mph.
Tonight
Mostly clear, with a low around 54. Breezy, with a southwest wind 18 to 28 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 47 mph.
Tuesday
Sunny, with a high near 84. West wind 5 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
A 50 percent chance of showers and thunderstorms, mainly after midnight. Increasing clouds, with a low around 58. Southwest wind 6 to 10 mph becoming north in the evening. Winds could gust as high as 21 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny through mid morning, then becoming sunny, with a high near 83. Northwest wind 6 to 9 mph becoming east in the morning. Winds could gust as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 60. Southeast wind 5 to 9 mph becoming light and variable. Winds could gust as high as 21 mph.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 59.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88.
Friday Night
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 60.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Sunday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Hermosa SD
 43.77°N 103.27°W (Elev. 3852 ft)
Last Update:
12:37 pm MDT Jun 29, 2026
Forecast Valid:
2pm MDT Jun 29, 2026-6pm MDT Jul 5, 2026
 
Forecast Discussion
 
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Additional Resources

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