Areas of Severe Thunderstorms and Excessive Rainfall Sunday

Scattered strong to severe thunderstorms may pose a risk for damaging wind gusts over the Carolinas, southeast Virginia, and the Tennessee Valley Sunday afternoon then the northern Plains from late afternoon into Sunday night. Monsoonal thunderstorms may cause locally considerable flash, urban, and small stream flooding in the Southwest U.S. the next few days. Read More >

Current conditions at

Custer, Custer County Airport (KCUT)

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

Fair

71°F

22°C

Humidity 49%
Wind Speed SW 6 mph
Barometer 30.19 in (1013.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 19 Jul 2:53 am MDT
Detailed forecast for

Southern Black Hills

Overnight
Partly cloudy. Lows around 70. Southeast winds 5 to 10 mph with gusts up to 20 mph.
Sunday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
Sunday Night
Mostly clear. A chance of showers and thunderstorms in the evening. Lows in the upper 60s. Northeast winds 5 to 10 mph. Chance of rain 30 percent.
Monday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Northeast winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 20 percent.
Monday Night
Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 35 mph. Chance of rain 20 percent.
Tuesday
Partly cloudy. Highs in the mid 80s.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of thunderstorms. A slight chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent.
Wednesday
Becoming partly cloudy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
Wednesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent.
Thursday
Mostly cloudy with a chance of showers in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 70 percent.
Thursday Night
Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 50 percent.
Friday
Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.
Friday Night
Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 20 percent.
Saturday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent.



Basemap Options
Click map to change the forecast location
Loading map...
128 AM MDT Sun Jul 19 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database