WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

3:53 AM CDT JUL 30, 2026
Clear
72°F
Feels Like: 72°F
Dewpoint: 70°F
Rel. Hum.: 93%
Visibility: 9 miles
Wind: SSE at 9 mph
Pressure: 29.95 inches
Last 72 hours

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WATERTOWN, SD 57201
Weather Forecast

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Snow Depth pages
TODAY
Mostly cloudy. A slight chance of thunderstorms this morning, then showers likely with a chance of thunderstorms this afternoon. Locally heavy rainfall possible this afternoon. Highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
TONIGHT
Showers likely with a chance of thunderstorms. Humid with lows in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent.
FRIDAY
Partly sunny. A chance of showers in the morning. Patchy smoke. Humid with highs around 80. North winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.
FRIDAY NIGHT
Patchy smoke in the evening. Mostly clear. Humid with lows around 60. North winds 10 to 15 mph, diminishing to around 5 mph after midnight.
SATURDAY
Mostly sunny. Highs in the lower 80s. North winds around 5 mph, becoming west in the afternoon.
SATURDAY NIGHT THROUGH MONDAY
Mostly clear and breezy. Lows in the mid 60s. Highs in the mid 80s.
MONDAY NIGHT
Mostly clear with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 50 percent.
TUESDAY
Partly sunny. A chance of showers, mainly in the morning. Highs in the upper 70s. Chance of rain 50 percent.
TUESDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent.
WEDNESDAY
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 PM CDT  7/29/2026
Thursday
30 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 1, 0 hours 1 AM 77° 79° Partly Cloudy 2%

0% Thunder
( 15% severe)
SSE   12 79% 70°
Low 71° WATERTOWN, SD 57201 weather forecast Day 1, 3 hours 4 AM 74° 74° Mostly Cloudy S   12 90% 71°
High 82° WATERTOWN, SD 57201 weather forecast Day 1, 6 hours 7 AM 72° 72° Mostly Cloudy 39%
RAIN
***
0% Thunder
( 24% severe)
S   13 90% 69°

Mostly Cloudy

Rain Likely

WATERTOWN, SD 57201 weather forecast Day 1, 9 hours 10 AM 78° 80° Mostly Cloudy S   14 76% 70°
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 80° 83° Mostly Cloudy 90%
RAIN
***
0% Thunder
( 60% severe)
S   15 72% 70°
WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 77° 79° Mostly Cloudy S   13 82% 71°
WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 74° 74° Overcast 94%
RAIN
***
0% Thunder
( 41% severe)
NNE   10 90% 71°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 71° 71° Overcast E   10 100% 71°
Friday
31 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 70° 70° Mostly Cloudy 58%
RAIN
***
0% Thunder
( 20% severe)
NNE   9 100% 70°
Low 62° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 68° 68° Mostly Cloudy NNE   12 100% 68°
High 79° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 66° 66° Mostly Cloudy 14%
RAIN
.25–.5 in
0% Thunder
( 10% severe)
NNE   15 100% 66°

Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 70° 70° Partly Cloudy NNE   16 87% 66°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 75° 75° Partly Cloudy 7%

0% Thunder
( 17% severe)
NNE   15 74% 66°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 78° 80° Partly Cloudy N   14 67% 66°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 77° 79° Clear 2%

0% Thunder
( 9% severe)
NNE   12 69% 66°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 69° 69° Partly Cloudy N   6 87% 65°

WATERTOWN, SD extended weather forecast

Saturday
1 AUG 2026
Sunday
2 AUG 2026
Monday
3 AUG 2026
Tuesday
4 AUG 2026
Wednesday
5 AUG 2026
Low 58° Low 61° Low 68° Low 64° Low 55°
High 85° High 87° High 90° High 77° High 75°
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
Clear
5% Rain
Clear
10% Rain
Mostly Cloudy
27% Rain
Partly Cloudy
42% Rain
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