Strong Storms and Heavy Rainfall Threats; Dangerous Heat for Southern Plains into the Southwest

Thunderstorms, some severe, will impact areas of the Plains into the Midwest today. Rainfall can be locally heavy as well from these storms with isolated instances of flash flooding. Monsoonal flow will enhance rainfall across the Four Corners into the central Rockies today. Meanwhile, summer heat continues for the southern Plains, Southwest into southern California. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

74°F

23°C

Humidity 38%
Wind Speed Vrbl 7 G 17 mph
Barometer 30.33 in (1020.2 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 25 Aug 1:53 pm MDT
Extended Forecast for

Edgemont SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 85. Southeast wind around 7 mph becoming northeast. Winds could gust as high as 16 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 59. East wind 5 to 7 mph, with gusts as high as 15 mph.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 88. Southeast wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 88 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 59. East wind 5 to 11 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. East wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 96.

    High: 96 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 94. Breezy.

    High: 94 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 85. Southeast wind around 7 mph becoming northeast. Winds could gust as high as 16 mph.
Tonight
Mostly clear, with a low around 59. East wind 5 to 7 mph, with gusts as high as 15 mph.
Wednesday
Sunny, with a high near 88. Southeast wind 5 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59. East wind 5 to 11 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 91. Southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 63. East wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Friday
Mostly sunny, with a high near 96.
Friday Night
Mostly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 94. Breezy.
Saturday Night
Mostly cloudy, with a low around 62.
Sunday
Mostly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 59.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Edgemont SD
 43.29°N 103.83°W (Elev. 3589 ft)
2:31 pm MDT Aug 25, 2026
2pm MDT Aug 25, 2026-6pm MDT Aug 31, 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