Heat and Fire Weather Concerns West; Heavy Rain and Thunderstorms from Plains to mid-Atlantic

Thunderstorms and locally heavy rainfall is expected from the Central Plains to the Ohio Valley, mid-Atlantic and across the Southeast. Severe weather from the Upper Midwest to Central Plains increases on Friday. Major to Extreme HeatRisk continues across the Southern Plains to the lower Mississippi Valley late this week. Fire weather concerns for the northern Rockies and northern Plains today. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

77°F

25°C

Humidity 15%
Wind Speed W 8 mph
Barometer 30.13 in (1014.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 10 Sep 11:53 am MDT
Extended Forecast for

5 Miles E Custer SD

Red Flag Warning September 11, 11:00am until September 11, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  • This Afternoon

    This Afternoon: Sunny, with a high near 84. Southwest wind 6 to 8 mph, with gusts as high as 21 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 60. Calm wind becoming west 5 to 7 mph after midnight. Winds could gust as high as 20 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 82. West wind 8 to 14 mph, with gusts as high as 29 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Northeast wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 26 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 67. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 67 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms, then a chance of showers after midnight.  Mostly cloudy, with a low around 48. East wind 3 to 8 mph. Winds could gust as high as 23 mph.  Chance of precipitation is 40%.

    Low: 48 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 73. Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Partly cloudy, with a low around 45.

    Low: 45 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 84. Southwest wind 6 to 8 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 60. Calm wind becoming west 5 to 7 mph after midnight. Winds could gust as high as 20 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 82. West wind 8 to 14 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 46. Northeast wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 26 mph.
Saturday
Mostly sunny, with a high near 67. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A slight chance of showers and thunderstorms, then a chance of showers after midnight. Mostly cloudy, with a low around 48. East wind 3 to 8 mph. Winds could gust as high as 23 mph. Chance of precipitation is 40%.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 73. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly clear, with a low around 39.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 44.
Wednesday
Mostly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles E Custer SD
 43.76°N 103.51°W (Elev. 5249 ft)
11:17 am MDT Sep 10, 2026
12pm MDT Sep 10, 2026-6pm MDT Sep 16, 2026
 
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Additional Resources

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