WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

11:53 AM CDT AUG 21, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 59°F
Rel. Hum.: 58%
Visibility: 10 miles
Wind: NNW at 5 mph
Pressure: 30.10 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

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Snow Depth pages
THIS AFTERNOON
Mostly sunny. Highs in the lower 80s. North winds around 10 mph.
TONIGHT
Mostly clear. Lows in the upper 50s. North winds 5 to 10 mph.
SATURDAY
Sunny. Highs in the upper 70s. North winds 5 to 10 mph.
SATURDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph, becoming southeast after midnight.
SUNDAY
Partly sunny. Highs in the upper 70s. South winds 5 to 10 mph.
SUNDAY NIGHT
Mostly cloudy with a chance of thunderstorms. Showers likely after midnight. Lows around 60. Chance of rain 60 percent.
MONDAY
Partly sunny. Highs around 80.
MONDAY NIGHT
Partly cloudy. A slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 20 percent.
TUESDAY
Partly sunny. Highs in the lower 80s.
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
Mostly clear. Lows in the upper 50s. Highs in the upper 70s.
THURSDAY
Partly sunny. Highs in the upper 70s.

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  8/21/2026
Friday
21 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 78° 79° Clear 2%

0% Thunder
( 7% severe)
N   10 50% 58°
High 81° WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 80° 81° Partly Cloudy N   9 47% 58°
Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 78° 79° Partly Cloudy 1%

0% Thunder
( 8% severe)
NNW   6 52% 59°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 69° 69° Partly Cloudy NNE   5 70% 59°
Saturday
22 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 65° 65° Clear 1%

0% Thunder
( 3% severe)
NNW   5 78% 58°
Low 59° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 62° 62° Clear N   7 81% 56°
High 78° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 59° 58° Clear 0%

0% Thunder
( 2% severe)
NNE   7 87% 55°

Clear



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 68° 68° Clear NE   9 65% 56°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 74° 74° Clear 0%

0% Thunder
( 1% severe)
N   9 50% 54°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 77° 78° Clear NA   8 42% 52°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 75° 75° Clear 0%

0% Thunder
( 1% severe)
N   6 45% 52°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 64° 65° Partly Cloudy ENE   3 63% 51°
Sunday
23 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 3, 0 hours 1 AM 59° 59° Partly Cloudy 0%

0% Thunder
( 1% severe)
E   5 72% 50°
Low 54° WATERTOWN, SD 57201 weather forecast Day 3, 3 hours 4 AM 56° 55° Partly Cloudy ESE   5 74% 48°
High 79° WATERTOWN, SD 57201 weather forecast Day 3, 6 hours 7 AM 55° 54° Mostly Cloudy 1%

0% Thunder
( 1% severe)
SE   5 77% 48°

Mostly Cloudy



WATERTOWN, SD 57201 weather forecast Day 3, 9 hours 10 AM 68° 68° Partly Cloudy SSE   8 57% 52°
WATERTOWN, SD 57201 weather forecast Day 3, 15 hours 1 PM 75° 75° Mostly Cloudy 4%

0% Thunder
( 5% severe)
SSE   10 46% 53°
WATERTOWN, SD 57201 weather forecast Day 3, 18 hours 4 PM 77° 79° Mostly Cloudy S   9 47% 55°
WATERTOWN, SD 57201 weather forecast Day 3, 21 hours 7 PM 74° 74° Mostly Cloudy     SSE   8 57% 58°

WATERTOWN, SD extended weather forecast

Monday
24 AUG 2026
Tuesday
25 AUG 2026
Wednesday
26 AUG 2026
Thursday
27 AUG 2026
Friday
28 AUG 2026
Low 62° Low 63° Low 58° Low 57° Low 57°
High 82° High 84° High 79° High 78° High 78°
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
Overcast
50% Rain
Partly Cloudy
46% Rain
Clear
13% Rain
Clear
14% Rain
Partly Cloudy
30% Rain
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