WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

7:53 PM CDT SEP 22, 2026
Few Clouds
57°F
Feels Like: 55°F
Dewpoint: 50°F
Rel. Hum.: 77%
Visibility: 10 miles
Wind: SSE at 8 mph
Pressure: 30.24 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 40s. Southeast winds 10 to 15 mph.
WEDNESDAY
Mostly cloudy. Highs in the lower 60s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
WEDNESDAY NIGHT
Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent.
THURSDAY
Mostly cloudy. A chance of showers in the morning. Highs in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 40 percent.
THURSDAY NIGHT
Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.
FRIDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s.
FRIDAY NIGHT
Showers likely with a slight chance of thunderstorms. Lows in the mid 50s. Chance of rain 70 percent.
SATURDAY
Cloudy. A slight chance of showers in the morning, then a slight chance of thunderstorms in the afternoon. Highs around 70. Chance of rain 20 percent.
SATURDAY NIGHT AND SUNDAY
Mostly cloudy. Lows in the mid 50s. Highs in the lower 70s.
SUNDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of thunderstorms after midnight. Lows in the mid 50s. Chance of rain 20 percent.
MONDAY
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 40 percent.
MONDAY NIGHT
A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of rain 50 percent.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Highs in the lower 60s.

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  9/22/2026
Tuesday
22 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 59° 57° Partly Cloudy 1%

0% Thunder
( 2% severe)
SE   12 75% 51°
High 61° WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 60° 58° Partly Cloudy SE   13 72% 51°
Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 58° 56° Partly Cloudy 0%

0% Thunder
( 1% severe)
ESE   12 72% 49°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 53° 50° Partly Cloudy SE   10 90% 50°
Wednesday
23 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 52° 48° Mostly Cloudy 1%

0% Thunder
( 1% severe)
SSE   10 96% 51°
Low 47° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 51° 47° Mostly Cloudy SSE   12 100% 51°
High 66° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 51° 46° Mostly Cloudy 4%

0% Thunder
( 2% severe)
SSE   13 100% 51°

Mostly Cloudy



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 57° 54° Mostly Cloudy SSE   15 83% 52°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 62° 60° Mostly Cloudy 9%

0% Thunder
( 7% severe)
SSE   17 72% 53°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 63° 61° Mostly Cloudy SSE   17 75% 55°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 62° 60° Mostly Cloudy 49%
RAIN
***
0% Thunder
( 23% severe)
SSE   15 75% 54°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 59° 56° Overcast SSE   16 90% 56°
Thursday
24 SEP 2026
WATERTOWN, SD 57201 weather forecast Day 3, 0 hours 1 AM 57° 54° Mostly Cloudy 73%
RAIN
***
0% Thunder
( 13% severe)
S   15 96% 56°
Low 53° WATERTOWN, SD 57201 weather forecast Day 3, 3 hours 4 AM 57° 54° Mostly Cloudy S   15 100% 57°
High 69° WATERTOWN, SD 57201 weather forecast Day 3, 6 hours 7 AM 57° 54° Mostly Cloudy 10%
RAIN
.01–.1 in
0% Thunder
( 2% severe)
S   14 96% 56°

Mostly Cloudy



WATERTOWN, SD 57201 weather forecast Day 3, 9 hours 10 AM 61° 59° Mostly Cloudy S   13 90% 58°
WATERTOWN, SD 57201 weather forecast Day 3, 15 hours 1 PM 66° 66° Mostly Cloudy 5%

0% Thunder
( 2% severe)
S   13 78% 59°
WATERTOWN, SD 57201 weather forecast Day 3, 18 hours 4 PM 67° 67° Mostly Cloudy S   10 78% 60°
WATERTOWN, SD 57201 weather forecast Day 3, 21 hours 7 PM 65° 65° Mostly Cloudy     SSE   8 81% 59°

WATERTOWN, SD extended weather forecast

Friday
25 SEP 2026
Saturday
26 SEP 2026
Sunday
27 SEP 2026
Monday
28 SEP 2026
Tuesday
29 SEP 2026
Low 54° Low 57° Low 53° Low 53° Low 52°
High 63° High 75° High 71° High 67° High 64°
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
60% Rain
Overcast
51% Rain
Overcast
30% Rain
Overcast
28% Rain
Overcast
48% Rain
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