DEWEY, SD 57735 Weather Forecast & Current Conditions

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57735 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
CUSTER, SD Current Weather
8:53 PM MDT JUN 8, 2026
Clear 61°F
Feels Like:	60°F
Dewpoint:	48°F
Rel. Hum.:	62%
Visibility:	10 miles
Wind:	E at 10 mph
Pressure:	30.01 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)

57735 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	DEWEY, SD 57735 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TONIGHT
Partly cloudy. Lows in the upper 50s. East winds 10 to 15 mph with gusts up to 30 mph.

TUESDAY
Partly cloudy in the morning, then mostly cloudy with a slight chance of showers and thunderstorms in the afternoon. Breezy with highs in the lower 90s. South winds 10 to 15 mph, increasing to southwest 20 to 30 mph in the afternoon. Gusts up to 40 mph. Chance of rain 20 percent.

TUESDAY NIGHT
Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the upper 50s. West winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent.

WEDNESDAY
Mostly sunny and breezy. Highs in the upper 70s. West winds 20 to 30 mph. Gusts up to 40 mph, increasing to 50 mph in the afternoon.

WEDNESDAY NIGHT
Partly cloudy. A slight chance of showers in the evening. Breezy with lows in the upper 40s. Northwest winds 15 to 25 mph. Gusts up to 45 mph, decreasing to 35 mph after midnight. Chance of rain 20 percent.

THURSDAY
Mostly sunny and windy. Highs in the lower 70s.

THURSDAY NIGHT
Clear. Lows around 50.

FRIDAY
Sunny. Highs in the lower 80s.

FRIDAY NIGHT
Clear. Lows in the lower 50s.

SATURDAY
Mostly sunny and breezy. Highs in the mid 70s.

SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. Breezy with lows in the upper 40s. Chance of rain 50 percent.

SUNDAY
Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 40 percent.

SUNDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the upper 40s. Chance of rain 20 percent.

57735 WEATHER SATELLITE LOOPS

Visible Weather Satellite
DEWEY, SD 57735

Infrared Weather Satellite
DEWEY, SD 57735

57735 WEATHER RADAR LOOP

NEXRAD Weather Radar
DEWEY, SD 57735

MOS COMPUTER WEATHER FORECAST

CUSTER, SD 3 hourly weather forecast

weather forecast created 7:00 AM CDT 6/ 8/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
8 JUN 2026

12 PM

64°

64°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 17% severe)

SSE 8

45%

42°

High 69°

3 PM

68°

68°

Clear

SE 12

35%

39°

Partly Cloudy

6 PM

67°

67°

Partly Cloudy

9%

0% Thunder
( 18% severe)

SE 12

37%

40°

9 PM

62°

61°

Mostly Cloudy

E 8

46%

41°

Tuesday
9 JUN 2026

12 AM

58°

57°

Mostly Cloudy

2%

0% Thunder
( 7% severe)

SSE 6

64%

46°

Low 52°

3 AM

57°

56°

Partly Cloudy

S 6

77%

50°

High 82°

6 AM

57°

56°

Partly Cloudy

1%

0% Thunder
( 3% severe)

SSW 7

83%

52°

Partly Cloudy

9 AM

70°

70°

Partly Cloudy

SW 10

49%

50°

12 PM

78°

77°

Partly Cloudy

3%

0% Thunder
( 16% severe)

SW 17

20%

34°

3 PM

79°

78°

Mostly Cloudy

WSW 18

15%

28°

6 PM

77°

77°

Partly Cloudy

1%

0% Thunder
( 15% severe)

WSW 17

16%

28°

9 PM

69°

69°

Mostly Cloudy

W 14

24%

31°

Wednesday
10 JUN 2026

12 AM

61°

60°

Mostly Cloudy

8%

0% Thunder
( 11% severe)

W 9

35%

33°

Low 50°

3 AM

55°

53°

Partly Cloudy

W 7

51%

37°

High 65°

6 AM

51°

48°

Partly Cloudy

11%
RAIN
<.01 in

0% Thunder
( 4% severe)

WNW 9

63%

39°

Partly Cloudy

9 AM

57°

54°

Clear

W 13

45%

36°

12 PM

60°

57°

Partly Cloudy

6%

0% Thunder
( 15% severe)

W 16

33%

31°

3 PM

63°

61°

Partly Cloudy

W 16

25%

27°

6 PM

63°

61°

Partly Cloudy

W 14

23%

25°


CUSTER, SD extended weather forecast
Thursday 11 JUN 2026	Friday 12 JUN 2026	Saturday 13 JUN 2026	Sunday 14 JUN 2026	Monday 15 JUN 2026
Low 41°	Low 40°	Low 45°	Low 45°	Low 40°
High 57°	High 70°	High 71°	High 60°	High 62°

Partly Cloudy 32% Rain	Partly Cloudy 15% Rain	Partly Cloudy 15% Rain	Overcast 48% Rain	Overcast 38% Rain

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