WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

9:53 PM CDT SEP 9, 2026
Clear
64°F
Feels Like: 65°F
Dewpoint: 52°F
Rel. Hum.: 65%
Visibility: 10 miles
Wind: WNW at 5 mph
Pressure: 30.08 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows in the lower 50s. West winds 10 to 15 mph with gusts up to 25 mph, becoming southwest around 5 mph after midnight.
THURSDAY
Mostly sunny. Highs in the lower 80s. South winds 5 to 10 mph with gusts up to 20 mph, increasing to southwest 15 to 20 mph with gusts up to 30 mph in the afternoon.
THURSDAY NIGHT
Mostly clear. Not as cool with lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph.
FRIDAY
Partly sunny. A slight chance of showers in the afternoon. Breezy with highs in the mid 80s. South winds 15 to 25 mph with gusts up to 40 mph. Chance of rain 20 percent.
FRIDAY NIGHT
Mostly clear with a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Cooler with lows in the lower 50s. West winds 15 to 20 mph with gusts up to 35 mph, becoming north 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain 20 percent.
SATURDAY
Partly sunny. Not as warm with highs in the lower 70s.
SATURDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 40s. Chance of rain 20 percent.
SUNDAY
Showers likely with a slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 60 percent.
SUNDAY NIGHT
Mostly cloudy. A chance of thunderstorms in the evening, then showers with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 90 percent.
MONDAY
Cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 60s. Chance of rain 50 percent.
MONDAY NIGHT AND TUESDAY
Partly cloudy. Lows in the upper 40s. Highs in the upper 60s.
TUESDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows around 50. Chance of rain 20 percent.
WEDNESDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs around 70. Chance of rain 40 percent.

Visible Weather Satellite
WATERTOWN, SD 57201
Infrared Weather Satellite
WATERTOWN, SD 57201
NEXRAD Weather Radar
WATERTOWN, SD 57201

WATERTOWN, SD 3 hourly weather forecast

weather forecast created  7:00 AM CDT  9/ 9/2026
Wednesday
9 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 72° 72° Clear 0%

0% Thunder
( 0% severe)
WNW   16 49% 52°
High 76° WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 75° 75° Clear WNW   14 41% 50°
Clear



WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 71° 71° Clear 0%

0% Thunder
( 1% severe)
WNW   9 51% 52°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 62° 63° Clear W   3 72% 53°
Thursday
10 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 58° 59° Clear 1%

0% Thunder
( 2% severe)
  CALM 77% 51°
Low 51° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 55° 55° Clear S   3 83% 50°
High 82° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 53° 51° Clear 0%

0% Thunder
( 2% severe)
S   6 86% 49°

Clear



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 68° 68° Clear S   8 57% 52°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 78° 79° Clear 0%

0% Thunder
( 1% severe)
SSW   15 37% 50°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 81° 80° Clear SSW   17 34% 50°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 77° 78° Clear 0%

0% Thunder
( 2% severe)
S   15 45% 54°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 70° 70° Clear S   16 61% 56°
Friday
11 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 3, 0 hours 1 AM 68° 68° Partly Cloudy 0%

0% Thunder
( 6% severe)
S   16 63% 55°
Low 64° WATERTOWN, SD 57201 weather forecast Day 3, 3 hours 4 AM 67° 67° Partly Cloudy S   16 68% 56°
High 87° WATERTOWN, SD 57201 weather forecast Day 3, 6 hours 7 AM 66° 66° Partly Cloudy 1%

0% Thunder
( 6% severe)
S   16 70% 56°

Partly Cloudy




Breezy
WATERTOWN, SD 57201 weather forecast Day 3, 9 hours 10 AM 72° 72° Partly Cloudy S   18 68% 61°
WATERTOWN, SD 57201 weather forecast Day 3, 15 hours 1 PM 81° 82° Partly Cloudy 19%
RAIN
.1–.25 in
0% Thunder
( 13% severe)
S   20 54% 63°
WATERTOWN, SD 57201 weather forecast Day 3, 18 hours 4 PM 84° 84° Partly Cloudy SSW   20 46% 61°
WATERTOWN, SD 57201 weather forecast Day 3, 21 hours 7 PM 77° 79° Partly Cloudy     SW   20 54% 59°

WATERTOWN, SD extended weather forecast

Saturday
12 SEP 2026
Sunday
13 SEP 2026
Monday
14 SEP 2026
Tuesday
15 SEP 2026
Wednesday
16 SEP 2026
Low 53° Low 49° Low 49° Low 49° Low 49°
High 70° High 60° High 65° High 67° High 70°
WATERTOWN, SD 57201 weather forecast Day 4 WATERTOWN, SD 57201 weather forecast Day 5 WATERTOWN, SD 57201 weather forecast Day 6 WATERTOWN, SD 57201 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
28% Rain
Overcast
41% Rain
Overcast
66% Rain
Partly Cloudy
33% Rain
Mostly Cloudy
39% Rain
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