CUSTER, SD 57730 Weather Forecast & Current Conditions
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  57730 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

CUSTER, SD
Current Weather
8:53 PM MDT MAY 26, 2026
Clear
70°F
Feels Like: 70°F
Dewpoint: 36°F
Rel. Hum.: 29%
Visibility: 10 miles
Wind: SE at 10 mph, gusts to 25
Pressure: 29.97 inches
Last 72 hours

Local Area Snow Depth

South Dakota Current Weather

South Dakota MOS Forecast Weather


Regional Weather Maps

(Automated weather data from NWS/FAA)
  57730 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

CUSTER, SD 57730
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Partly cloudy this evening, then clearing. Lows around 60. Southeast winds 10 to 20 mph. Gusts up to 40 mph, decreasing to 30 mph.
WEDNESDAY
Partly cloudy and breezy. Highs in the lower 80s. Southeast winds 10 to 15 mph, increasing to 15 to 25 mph in the afternoon. Gusts up to 40 mph.
WEDNESDAY NIGHT
Partly cloudy. Lows in the upper 50s. Southeast winds 10 to 20 mph with gusts up to 35 mph.
THURSDAY
Partly cloudy and breezy. Highs in the lower 80s. Southeast winds 10 to 15 mph, increasing to 15 to 25 mph in the afternoon. Gusts up to 40 mph.
THURSDAY NIGHT
Becoming partly cloudy. Lows in the upper 50s. Southeast winds 10 to 20 mph with gusts up to 35 mph.
FRIDAY
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent.
FRIDAY NIGHT
A chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent.
SATURDAY
Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 80 percent.
SATURDAY NIGHT
Partly cloudy. Showers likely with a chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 50s. Chance of rain 70 percent.
SUNDAY
Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent.
SUNDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the lower 50s. Chance of rain 40 percent.
MONDAY
Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50 percent.
MONDAY NIGHT
Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the lower 50s. Chance of rain 40 percent.

  57730 WEATHER SATELLITE LOOPS
Visible Weather Satellite
CUSTER, SD 57730
Infrared Weather Satellite
CUSTER, SD 57730
  57730 WEATHER RADAR LOOP
NEXRAD Weather Radar
CUSTER, SD 57730
 MOS COMPUTER WEATHER FORECAST

CUSTER, SD 3 hourly weather forecast
weather forecast created  7:00 AM CDT  5/26/2026
Tuesday
26 MAY 2026		 CUSTER, SD 57730 weather forecast Day 1, 12 hours 12 PM 77° 78° Partly Cloudy 1%

 0% Thunder
( 13% severe)		 S   15 29% 42°
High 80° CUSTER, SD 57730 weather forecast Day 1, 15 hours 3 PM 79° 78° Mostly Cloudy SSE   16 23% 38°
Mostly Cloudy



 CUSTER, SD 57730 weather forecast Day 1, 18 hours 6 PM 78° 78° Partly Cloudy 1%

 0% Thunder
( 7% severe)		 SE   16 21% 35°
CUSTER, SD 57730 weather forecast Day 1, 21 hours 9 PM 70° 70° Mostly Cloudy SE   12 31% 38°
Wednesday
27 MAY 2026		 CUSTER, SD 57730 weather forecast Day 2, 0 hours 12 AM 63° 62° Mostly Cloudy 1%

 0% Thunder
( 3% severe)		 SSE   9 44% 41°
Low 52° CUSTER, SD 57730 weather forecast Day 2, 3 hours 3 AM 58° 57° Partly Cloudy S   7 55% 42°
High 77° CUSTER, SD 57730 weather forecast Day 2, 6 hours 6 AM 56° 55° Partly Cloudy 1%

 0% Thunder
( 3% severe)		 S   6 66% 45°

Partly Cloudy



 CUSTER, SD 57730 weather forecast Day 2, 9 hours 9 AM 67° 67° Partly Cloudy S   10 50% 48°
CUSTER, SD 57730 weather forecast Day 2, 12 hours 12 PM 72° 72° Partly Cloudy 9%

 0% Thunder
( 22% severe)		 SSE   15 35% 43°
CUSTER, SD 57730 weather forecast Day 2, 15 hours 3 PM 74° 74° Partly Cloudy SSE   16 32% 42°
CUSTER, SD 57730 weather forecast Day 2, 18 hours 6 PM 74° 74° Mostly Cloudy 13%
RAIN
<.01 in		 0% Thunder
( 19% severe)		 SSE   15 30% 41°
CUSTER, SD 57730 weather forecast Day 2, 21 hours 9 PM 66° 66° Mostly Cloudy SSE   9 45% 44°
Thursday
28 MAY 2026		 CUSTER, SD 57730 weather forecast Day 3, 0 hours 12 AM 61° 60° Partly Cloudy 1%

 0% Thunder
( 4% severe)		 S   8 56% 45°
Low 51° CUSTER, SD 57730 weather forecast Day 3, 3 hours 3 AM 57° 56° Mostly Cloudy S   6 67% 46°
High 75° CUSTER, SD 57730 weather forecast Day 3, 6 hours 6 AM 56° 55° Mostly Cloudy 3%

 0% Thunder
( 2% severe)		 S   6 74% 48°

Mostly Cloudy



 CUSTER, SD 57730 weather forecast Day 3, 9 hours 9 AM 66° 66° Mostly Cloudy S   12 52% 48°
CUSTER, SD 57730 weather forecast Day 3, 15 hours 12 PM 70° 70° Partly Cloudy 19%
RAIN
<.01 in		 0% Thunder
( 18% severe)		 SSE   16 41% 45°
CUSTER, SD 57730 weather forecast Day 3, 18 hours 3 PM 73° 73° Mostly Cloudy SSE   17 34% 43°
CUSTER, SD 57730 weather forecast Day 3, 21 hours 6 PM 72° 72° Mostly Cloudy     SSE   15 35% 43°

CUSTER, SD extended weather forecast
Friday
29 MAY 2026		 Saturday
30 MAY 2026		 Sunday
31 MAY 2026		 Monday
1 JUN 2026		 Tuesday
2 JUN 2026
Low 49° Low 51° Low 47° Low 49° Low 47°
High 75° High 71° High 72° High 71° High 71°
CUSTER, SD 57730 weather forecast Day 4 CUSTER, SD 57730 weather forecast Day 5 CUSTER, SD 57730 weather forecast Day 6 CUSTER, SD 57730 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
27% Rain		 Overcast
55% Rain		 Mostly Cloudy
52% Rain		 Mostly Cloudy
43% Rain		 Mostly Cloudy
37% Rain
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