Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Hazardous Weather Conditions

Current conditions at

Custer, Custer County Airport (KCUT)

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

Overcast

25°F

-4°C

Humidity 69%
Wind Speed E 8 mph
Barometer 29.94 in (1017.3 mb)
Dewpoint 16°F (-9°C)
Visibility 9.00 mi
Wind Chill16°F (-9°C)
Last update 31 Mar 10:53 pm MDT
Detailed forecast for

Central Black Hills

Overnight
Mostly cloudy with a 40 percent chance of snow. Little or no snow accumulation. Lows in the mid 20s. Southeast winds 10 to 15 mph with gusts up to 30 mph.
Wednesday
Mostly cloudy with a chance of snow. A chance of rain in the morning, then rain likely in the afternoon. Little or no snow accumulation. Highs around 40. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent.
Wednesday Night
Mostly cloudy. Snow and rain in the evening, then a chance of snow and rain after midnight. Little or no snow accumulation. Lows around 30. Northeast winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of precipitation 80 percent.
Thursday
Partly cloudy. A slight chance of rain and snow in the morning, then rain likely in the afternoon. Highs in the lower 50s. South winds 5 to 10 mph with gusts up to 25 mph. Chance of precipitation 70 percent.
Thursday Night
Rain in the evening. Snow. Snow accumulation around an inch. Lows in the mid 20s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Chance of precipitation 90 percent.
Friday
Snow. Additional light snow accumulation. Cooler with highs in the mid 30s.
Friday Night
Mostly cloudy with snow likely in the evening, then partly cloudy with a chance of snow after midnight. Little or no additional snow accumulation. Lows in the lower 20s. Chance of snow 70 percent.
Saturday
Partly cloudy in the morning, then clearing. A 20 percent chance of snow. Highs in the mid 40s.
Saturday Night
Clear. Lows in the upper 20s.
Sunday
Sunny. Highs in the upper 50s.
Sunday Night
Partly cloudy. Lows in the mid 30s.
Monday
Partly cloudy. A slight chance of rain in the afternoon. Highs in the mid 50s. Chance of rain 20 percent.
Monday Night
A slight chance of rain in the evening. Partly cloudy with a slight chance of snow. Lows in the lower 30s. Chance of precipitation 20 percent.
Tuesday
Partly cloudy. Highs in the mid 50s.



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1050 PM MDT Tue Mar 31 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database