WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

10:53 AM CDT AUG 29, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 64°F
Rel. Hum.: 69%
Visibility: 10 miles
Wind: SSE at 7 mph
Pressure: 29.81 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

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REST OF TODAY
Partly sunny. Highs in the mid 80s. Southeast winds 5 to 10 mph, becoming east this afternoon.
TONIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of thunderstorms after midnight. Humid with lows in the mid 60s. East winds 5 to 10 mph. Chance of rain 20 percent.
SUNDAY
Partly sunny. Humid with highs in the mid 80s. East winds 10 to 15 mph.
SUNDAY NIGHT
Partly cloudy. A slight chance of thunderstorms in the evening. Humid with lows in the mid 60s. Southeast winds around 10 mph with gusts up to 20 mph, becoming west after midnight. Chance of rain 20 percent.
MONDAY
Partly sunny. Highs in the lower 80s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s.
TUESDAY
Partly sunny. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent.
TUESDAY NIGHT
Mostly cloudy with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent.
WEDNESDAY
Mostly sunny. Highs in the mid 80s.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
Partly cloudy with a 20 percent chance of thunderstorms. Lows in the mid 60s. Highs in the mid 80s.
FRIDAY
Partly sunny. Highs in the mid 80s.

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 PM CDT  8/28/2026
Saturday
29 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 1, 0 hours 1 AM 70° 70° Mostly Cloudy 64%
RAIN
***
0% Thunder
( 39% severe)
S   14 87% 66°
Low 65° WATERTOWN, SD 57201 weather forecast Day 1, 3 hours 4 AM 67° 67° Mostly Cloudy S   14 93% 65°
High 86° WATERTOWN, SD 57201 weather forecast Day 1, 6 hours 7 AM 66° 66° Mostly Cloudy 2%

0% Thunder
( 6% severe)
SE   10 93% 64°

Mostly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 9 hours 10 AM 72° 72° Partly Cloudy SSE   8 81% 66°
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 81° 84° Mostly Cloudy 3%

0% Thunder
( 10% severe)
E   7 63% 67°
WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 85° 88° Mostly Cloudy ESE   6 57% 68°
WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 82° 85° Partly Cloudy 4%

0% Thunder
( 16% severe)
ENE   8 65% 69°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 73° 73° Partly Cloudy ENE   9 84% 68°
Sunday
30 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 70° 70° Partly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 22% severe)
E   7 90% 67°
Low 65° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 68° 68° Mostly Cloudy E   7 93% 66°
High 88° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 67° 67° Mostly Cloudy 16%
RAIN
.5–1 in
0% Thunder
( 13% severe)
ESE   8 97% 66°

Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 74° 74° Partly Cloudy E   10 82% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 83° 86° Partly Cloudy 1%

0% Thunder
( 10% severe)
ESE   10 61% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 87° 90° Partly Cloudy SE   12 53% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 83° 87° Partly Cloudy 5%

0% Thunder
( 16% severe)
ESE   9 63% 69°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 75° 75° Partly Cloudy SE   8 79% 68°

WATERTOWN, SD extended weather forecast

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Low 63° Low 61° Low 59° Low 56° Low 61°
High 91° High 83° High 83° High 83° High 77°
WATERTOWN, SD 57201 weather forecast Day 3 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
Partly Cloudy
32% Rain
Mostly Cloudy
15% Rain
Partly Cloudy
23% Rain
Partly Cloudy
35% Rain
Partly Cloudy
38% Rain
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