Extreme Heat and Fire Weather Conditions in the West; Heavy Rain in the Southeast; Poor Air Quality

Extreme heat will begin to peak across the Desert Southwest. Multiple days of hot, dry and windy conditions are expected to bring fire weather concerns for portions of the Four Corners region into the central Great Basin and Rockies. Heavy rainfall and a flash flooding threat continues in the Southeast. Poor air quality persists from the Upper Midwest into the Northeast due to wildfire smoke. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

76°F

24°C

Humidity 30%
Wind Speed E 10 G 20 mph
Barometer 30.29 in (1018.5 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 6 Aug 10:53 am MDT
Extended Forecast for

8 Miles NW Edgemont SD

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 93. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 66. East wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 104. East wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 25 mph.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 64. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.

    Low: 64 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 90. Breezy, with a west wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 90 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 58. Northwest wind 5 to 15 mph becoming northeast in the evening. Winds could gust as high as 25 mph.

    Low: 58 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 86. North wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 58. North wind 5 to 10 mph becoming northeast in the evening. Winds could gust as high as 20 mph.

    Low: 58 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 66. East wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny and hot, with a high near 104. East wind 5 to 15 mph becoming west in the morning. Winds could gust as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 64. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 90. Breezy, with a west wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Northwest wind 5 to 15 mph becoming northeast in the evening. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 86. North wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. North wind 5 to 10 mph becoming northeast in the evening. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 84.
Sunday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.
Monday
Sunny, with a high near 90.
Monday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Edgemont SD
 43.4°N 103.93°W (Elev. 3599 ft)
11:09 am MDT Aug 6, 2025
11am MDT Aug 6, 2025-6pm MDT Aug 12, 2025
 
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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