SYLVAN LAKE, SD 57730 Weather Forecast & Current Conditions

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57730 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
CUSTER, SD Current Weather
2:53 AM MDT APR 29, 2025
Clear 32°F
Feels Like:	27°F
Dewpoint:	28°F
Rel. Hum.:	85%
Visibility:	10 miles
Wind:	SW at 5 mph
Pressure:	30.09 inches
Last 72 hours
Local Area Snow Depth
South Dakota Current Weather
South Dakota MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

57730 WEATHER FORECAST
10-Day model forecast maps 2024 Hurricanes	SYLVAN LAKE, SD 57730 Weather Forecast	Snowfall Forecast pages Snow Depth pages

EARLY THIS MORNING
Partly cloudy. Patchy fog. Near steady temperature in the mid 30s. Northwest winds around 5 mph.

TODAY
Patchy fog in the morning. Mostly sunny. Highs in the lower 60s. Southwest winds 10 to 15 mph.

TONIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 40s. South winds 5 to 10 mph.

WEDNESDAY
Partly cloudy with a chance of showers in the morning, then mostly cloudy with showers in the afternoon. Highs in the upper 50s. North winds 10 to 15 mph. Chance of rain 80 percent.

WEDNESDAY NIGHT
Partly cloudy with a slight chance of rain showers in the evening, then mostly clear after midnight. Lows in the mid 30s. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent.

THURSDAY
Mostly sunny with a slight chance of rain showers in the morning, then partly cloudy with a chance of rain showers in the afternoon. Highs in the upper 50s. Northwest winds 10 to 15 mph. Gusts up to 20 mph, increasing to 30 mph in the afternoon. Chance of rain 50 percent.

THURSDAY NIGHT
Mostly clear. Lows in the mid 30s.

FRIDAY
Mostly sunny. Highs in the mid 60s.

FRIDAY NIGHT
Clear. Lows in the mid 40s.

SATURDAY
Sunny. Highs in the mid 70s.

SATURDAY NIGHT
Mostly clear. Lows around 50.

SUNDAY
Mostly sunny. A slight chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 20 percent.

SUNDAY NIGHT
Partly cloudy. A chance of showers in the evening, then a slight chance of showers after midnight. Lows in the lower 50s. Chance of rain 40 percent.

57730 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SYLVAN LAKE, SD 57730

Infrared Weather Satellite
SYLVAN LAKE, SD 57730

57730 WEATHER RADAR LOOP

NEXRAD Weather Radar
SYLVAN LAKE, SD 57730

MOS COMPUTER WEATHER FORECAST

CUSTER, SD 3 hourly weather forecast

weather forecast created 7:00 PM CDT 4/28/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Tuesday
29 APR 2025

12 AM

33°

30°

Mostly Cloudy

3%

0% Thunder
( 0% severe)

W 2

92%

31°

Low 30°

3 AM

31°

28°

Partly Cloudy

W 2

92%

29°

High 58°

6 AM

31°

28°

Partly Cloudy

1%

0% Thunder
( 0% severe)

W 2

88%

28°

Partly Cloudy

9 AM

42°

38°

Partly Cloudy

WSW 6

67%

32°

12 PM

50°

46°

Clear

1%

0% Thunder
( 2% severe)

SW 10

50%

32°

3 PM

56°

53°

Clear

SW 10

37%

30°

6 PM

56°

54°

Partly Cloudy

4%

0% Thunder
( 2% severe)

SW 8

35%

29°

9 PM

48°

45°

Partly Cloudy

S 6

49%

30°

Wednesday
30 APR 2025

12 AM

44°

41°

Partly Cloudy

2%

0% Thunder
( 0% severe)

SSW 6

62%

32°

Low 39°

3 AM

42°

39°

Partly Cloudy

SW 5

67%

32°

High 53°

6 AM

40°

37°

Partly Cloudy

28%
RAIN
<.01 in

0% Thunder
( 3% severe)

WNW 5

73%

32°

Mostly Cloudy

Rain Likely

9 AM

50°

47°

Mostly Cloudy

N 7

58%

36°

12 PM

50°

47°

Mostly Cloudy

69%
RAIN
***

0% Thunder
( 13% severe)

N 8

61%

37°

3 PM

47°

43°

Mostly Cloudy

N 9

71%

38°

6 PM

46°

42°

Mostly Cloudy

25%
RAIN
.01–.1 in

0% Thunder
( 4% severe)

N 8

65%

35°

9 PM

41°

37°

Mostly Cloudy

NNW 6

76%

34°


CUSTER, SD extended weather forecast
Thursday 1 MAY 2025	Friday 2 MAY 2025	Saturday 3 MAY 2025	Sunday 4 MAY 2025	Monday 5 MAY 2025
Low 32°	Low 30°	Low 38°	Low 43°	Low 39°
High 55°	High 58°	High 71°	High 62°	High 62°

Mostly Cloudy 33% Rain	Clear 13% Rain	Clear 7% Rain	Partly Cloudy 25% Rain	Mostly Cloudy 40% Rain

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