WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

8:53 AM CDT AUG 19, 2026
Clear
61°F
Feels Like: 60°F
Dewpoint: 55°F
Rel. Hum.: 81%
Visibility: 10 miles
Wind: S at 8 mph
Pressure: 30.01 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

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Snow Depth pages
TODAY
Partly sunny. A chance of thunderstorms this morning. Highs in the upper 70s. Southeast winds 10 to 15 mph, becoming southwest this afternoon. Chance of rain 50 percent.
TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southwest winds 5 to 10 mph.
THURSDAY
Partly sunny. Highs in the lower 80s. Southwest winds 10 to 15 mph, becoming west in the afternoon.
THURSDAY NIGHT
Mostly clear. Lows around 60. Northwest winds 5 to 10 mph.
FRIDAY
Mostly sunny. Highs in the lower 80s. North winds around 5 mph.
FRIDAY NIGHT AND SATURDAY
Mostly clear. Lows in the upper 50s. Highs in the upper 70s.
SATURDAY NIGHT
Mostly clear in the evening, then becoming mostly cloudy. Lows in the upper 50s.
SUNDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s.
SUNDAY NIGHT
Partly cloudy with a 20 percent chance of thunderstorms. Lows in the lower 60s.
MONDAY
Partly sunny. Highs in the lower 80s.
MONDAY NIGHT
Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent.
TUESDAY
Partly sunny. 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 PM CDT  8/18/2026
Wednesday
19 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 1, 0 hours 1 AM 61° 62° Partly Cloudy 13%
RAIN
.1–.25 in
0% Thunder
( 4% severe)
E   3 84% 56°
Low 57° WATERTOWN, SD 57201 weather forecast Day 1, 3 hours 4 AM 59° 60° Mostly Cloudy ESE   3 87% 55°
High 79° WATERTOWN, SD 57201 weather forecast Day 1, 6 hours 7 AM 58° 58° Mostly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 6% severe)
SE   3 87% 54°

Mostly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 9 hours 10 AM 68° 68° Mostly Cloudy S   7 68% 57°
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 75° 75° Partly Cloudy 9%

0% Thunder
( 27% severe)
SW   8 58% 59°
WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 78° 79° Partly Cloudy W   7 52% 59°
WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 75° 75° Clear 3%

0% Thunder
( 16% severe)
SSW   6 60% 60°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 67° 67° Partly Cloudy S   7 78% 60°
Thursday
20 AUG 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 64° 64° Partly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 8% severe)
S   7 87% 60°
Low 60° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 63° 63° Mostly Cloudy S   8 93% 61°
High 83° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 62° 61° Mostly Cloudy 8%

0% Thunder
( 10% severe)
S   9 97% 61°

Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 71° 71° Partly Cloudy SSW   10 79% 64°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 79° 81° Partly Cloudy 2%

0% Thunder
( 27% severe)
SW   12 58% 63°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 82° 82° Partly Cloudy W   12 47% 60°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 79° 80° Clear 2%

0% Thunder
( 9% severe)
WNW   8 54% 61°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 70° 70° Clear WNW   6 71% 60°

WATERTOWN, SD extended weather forecast

Friday
21 AUG 2026
Saturday
22 AUG 2026
Sunday
23 AUG 2026
Monday
24 AUG 2026
Tuesday
25 AUG 2026
Low 56° Low 57° Low 57° Low 62° Low 60°
High 87° High 82° High 73° High 84° 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
Clear
4% Rain
Clear
6% Rain
Partly Cloudy
29% Rain
Partly Cloudy
21% Rain
Clear
13% Rain
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