WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

5:53 AM CDT JUL 25, 2026
Clear
Mist
68°F
Feels Like: 68°F
Dewpoint: 68°F
Rel. Hum.: 100%
Visibility: 4 miles
Wind: S at 6 mph
Pressure: 29.84 inches
Last 72 hours

Local Area Snow Depth

South Dakota Current Weather

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(Automated weather data from NWS/FAA)
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WATERTOWN, SD 57201
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Patchy fog this morning. Partly sunny. Warmer with highs in the mid 90s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming northwest this afternoon. Wind chill values as low as 120 below this morning.
TONIGHT
Mostly cloudy. Much warmer. More humid with lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph.
SUNDAY
Partly sunny. Hot with highs in the upper 90s. South winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 106 in the afternoon.
SUNDAY NIGHT
Mostly clear. Humid with lows in the lower 70s. South winds around 10 mph, becoming west after midnight. Heat index values up to 104 early in the evening.
MONDAY
Mostly sunny. Hot with highs in the mid 90s. North 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 70s.
TUESDAY
Mostly sunny. A slight chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Chance of rain 20 percent.
TUESDAY NIGHT
Mostly clear. Lows in the upper 60s.
WEDNESDAY
Partly sunny. Hot with highs in the lower 90s.
WEDNESDAY NIGHT AND THURSDAY
Partly cloudy. A 40 percent chance of thunderstorms. Hot. Lows around 70. Highs in the lower 90s.
THURSDAY NIGHT
Partly cloudy with a chance of thunderstorms in the evening, then mostly clear with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent.
FRIDAY
Mostly sunny. Highs in the upper 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  7/24/2026
Saturday
25 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 1, 0 hours 1 AM 73° 73° Partly Cloudy 2%

0% Thunder
( 11% severe)
S   14 84% 68°
Low 70° WATERTOWN, SD 57201 weather forecast Day 1, 3 hours 4 AM 72° 72° Partly Cloudy S   12 84% 67°
High 98° WATERTOWN, SD 57201 weather forecast Day 1, 6 hours 7 AM 71° 71° Partly Cloudy 1%

0% Thunder
( 6% severe)
S   9 87% 67°

Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 9 hours 10 AM 83° 86° Clear WSW   7 61% 68°
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 94° 97° Partly Cloudy 0%

0% Thunder
( 9% severe)
NNW   7 39% 65°
WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 98° 99° Partly Cloudy WNW   9 31% 62°
WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 95° 96° Partly Cloudy 3%

0% Thunder
( 14% severe)
ESE   7 35% 63°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 83° 85° Mostly Cloudy S   10 57% 66°
Sunday
26 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 77° 79° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 13% severe)
S   10 71% 67°
Low 74° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 76° 78° Mostly Cloudy S   10 71% 66°
High 96° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 75° 75° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 16% severe)
SSW   9 74% 66°

Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 83° 86° Mostly Cloudy SSW   12 61% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 92° 96° Partly Cloudy 4%

0% Thunder
( 18% severe)
S   13 46% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 96° 101° Partly Cloudy SSW   12 40% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 94° 99° Clear 4%

0% Thunder
( 21% severe)
SSW   9 43% 68°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 83° 87° Clear S   9 63% 69°

WATERTOWN, SD extended weather forecast

Monday
27 JUL 2026
Tuesday
28 JUL 2026
Wednesday
29 JUL 2026
Thursday
30 JUL 2026
Friday
31 JUL 2026
Low 68° Low 66° Low 69° Low 65° Low 66°
High 95° High 96° High 96° High 90° High 87°
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
5% Rain
Partly Cloudy
6% Rain
Partly Cloudy
22% Rain
Partly Cloudy
43% Rain
Partly Cloudy
42% Rain
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