Severe Weather and Heavy Rain from the Great Lakes to the Mid-Atlantic; Heat Persists in the East

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected from the Upper Ohio Valley into the southern Mid-Atlantic today and portions of the central Appalachians and Carolinas on Saturday. Monsoonal moisture will bring a flash flooding threat to the Desert Southwest. Sweltering heat persists from the Plains to the southern Mid-Atlantic through tonight. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

Lat: 43.73° N Lon: 103.62° W Elev: 5600 ft.

Fair

64°F

18°C

Humidity 45%
Wind Speed Calm
Barometer 30.08 in (1010.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 5 Sep 3:53 am MDT
Detailed forecast for

Southern Black Hills

Early This Morning
Clear. Near steady temperature in the mid 60s. North winds around 5 mph.
Today
Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 90s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Tonight
Partly cloudy. Lows in the mid 60s. Southeast winds 5 to 10 mph, becoming northeast after midnight.
Sunday
Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 20 percent.
Sunday Night
A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
Labor Day
Becoming partly cloudy. Highs in the mid 80s. West winds 10 to 20 mph with gusts up to 35 mph.
Monday Night
Partly cloudy in the evening, then clearing. Lows in the upper 50s.
Tuesday
Sunny. Highs in the upper 70s.
Tuesday Night
Mostly clear. Lows in the lower 50s.
Wednesday
Mostly sunny. Highs in the upper 70s.
Wednesday Night
Mostly clear. Lows in the upper 50s.
Thursday
Partly cloudy in the morning, then clearing. Highs in the mid 80s.
Thursday Night
Mostly clear. Lows in the upper 50s.
Friday
Mostly sunny. Highs in the lower 80s.



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327 AM MDT Sat Sep 5 2026
 
 

Additional Resources

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