WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

7:53 PM CDT SEP 4, 2026
Clear
79°F
Feels Like: 81°F
Dewpoint: 68°F
Rel. Hum.: 69%
Visibility: 10 miles
Wind: ENE at 6 mph
Pressure: 29.93 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy. A chance of thunderstorms after midnight. Lows in the upper 60s. East winds around 10 mph with gusts up to 20 mph. Chance of rain 50 percent.
SATURDAY
Partly sunny. A chance of thunderstorms in the morning. Humid with highs in the upper 80s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
SATURDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. Southeast winds 10 to 15 mph. Chance of rain 30 percent.
SUNDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Southeast winds 10 to 15 mph. Chance of rain 50 percent.
SUNDAY NIGHT
Partly cloudy with a chance of thunderstorms in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.
LABOR DAY
Becoming partly sunny in the afternoon. A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 80s. Chance of rain 60 percent.
MONDAY NIGHT
Mostly cloudy. A chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Breezy with lows around 70. Chance of rain 50 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the lower 80s.
TUESDAY NIGHT AND WEDNESDAY
Mostly clear. Lows in the lower 60s. Highs in the upper 70s.
WEDNESDAY NIGHT AND THURSDAY
Partly cloudy. Lows in the mid 50s. Highs in the upper 70s.
THURSDAY NIGHT AND FRIDAY
Partly cloudy. A 20 percent chance of showers. Lows in the upper 50s. Highs in the lower 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 AM CDT  9/ 4/2026
Friday
4 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 84° 85° Clear 1%

0% Thunder
( 4% severe)
E   10 48% 62°
High 89° WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 88° 88° Clear E   10 40% 61°
Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 84° 85° Partly Cloudy 3%

0% Thunder
( 11% severe)
E   10 51% 64°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 76° 78° Partly Cloudy E   10 69% 65°
Saturday
5 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 73° 73° Partly Cloudy 20%
RAIN
.01–.1 in
0% Thunder
( 37% severe)
E   9 73% 64°
Low 68° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 71° 71° Partly Cloudy ESE   9 81% 65°
High 89° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 69° 69° Mostly Cloudy 38%
RAIN
.5–1 in
0% Thunder
( 20% severe)
ENE   10 90% 66°

Partly Cloudy

Chance of Rain

WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 75° 75° Partly Cloudy SE   12 82% 69°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 83° 87° Partly Cloudy 8%

0% Thunder
( 15% severe)
SE   13 63% 69°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 86° 91° Partly Cloudy ESE   14 59% 70°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 83° 86° Clear 7%

0% Thunder
( 15% severe)
SE   12 61% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 76° 77° Partly Cloudy ESE   10 79% 69°
Sunday
6 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 3, 0 hours 1 AM 74° 74° Mostly Cloudy 38%
RAIN
***
0% Thunder
( 17% severe)
SE   9 82% 68°
Low 69° WATERTOWN, SD 57201 weather forecast Day 3, 3 hours 4 AM 71° 71° Mostly Cloudy SSE   8 90% 68°
High 86° WATERTOWN, SD 57201 weather forecast Day 3, 6 hours 7 AM 70° 70° Mostly Cloudy 21%
RAIN
.1–.25 in
0% Thunder
( 22% severe)
SSE   9 93% 68°

Partly Cloudy

Chance of Rain

WATERTOWN, SD 57201 weather forecast Day 3, 9 hours 10 AM 75° 75° Partly Cloudy SSE   10 82% 69°
WATERTOWN, SD 57201 weather forecast Day 3, 15 hours 1 PM 81° 84° Partly Cloudy 29%
RAIN
.5–1 in
0% Thunder
( 22% severe)
SE   12 67% 69°
WATERTOWN, SD 57201 weather forecast Day 3, 18 hours 4 PM 83° 87° Partly Cloudy SSE   12 65% 70°
WATERTOWN, SD 57201 weather forecast Day 3, 21 hours 7 PM 80° 83° Partly Cloudy     SE   12 69% 69°

WATERTOWN, SD extended weather forecast

Monday
7 SEP 2026
Tuesday
8 SEP 2026
Wednesday
9 SEP 2026
Thursday
10 SEP 2026
Friday
11 SEP 2026
Low 66° Low 64° Low 54° Low 54° Low 54°
High 86° High 82° High 79° High 73° High 80°
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
Mostly Cloudy
47% Rain
Mostly Cloudy
58% Rain
Clear
14% Rain
Partly Cloudy
17% Rain
Partly Cloudy
26% Rain
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