WATERTOWN, SD 57201 Weather Forecast & Current Conditions

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WATERTOWN, SD
Current Weather

4:53 PM CDT JUL 18, 2026
Clear
84°F
Feels Like: 84°F
Dewpoint: 61°F
Rel. Hum.: 46%
Visibility: 10 miles
Wind: Variable at 6 mph
Pressure: 30.06 inches
Last 72 hours

Local Area Snow Depth

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WATERTOWN, SD 57201
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear this evening, then becoming partly cloudy. Lows in the mid 60s. East winds 5 to 10 mph, becoming southeast after midnight.
SUNDAY
Partly sunny. Hot with highs in the lower 90s. South winds 10 to 15 mph with gusts up to 25 mph.
SUNDAY NIGHT
Mostly clear with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a chance of thunderstorms after midnight. Humid with lows in the lower 70s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent.
MONDAY
Partly sunny. A slight chance of showers in the morning. Hot with highs in the lower 90s. West winds around 10 mph, becoming northwest 15 to 20 mph in the afternoon. Chance of rain 20 percent.
MONDAY NIGHT
Clear. Lows in the mid 60s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
TUESDAY AND TUESDAY NIGHT
Mostly clear. Highs around 80. Lows in the upper 50s.
WEDNESDAY
Partly sunny. Highs around 80.
WEDNESDAY NIGHT
Mostly clear. Lows in the lower 60s.
THURSDAY
Partly sunny. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
THURSDAY NIGHT
Mostly cloudy with a 20 percent chance of thunderstorms. Lows in the mid 60s.
FRIDAY
Partly sunny. Highs in the mid 80s.
FRIDAY NIGHT AND SATURDAY
Mostly clear. Hot. Lows in the mid 60s. Highs around 90.

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  7/18/2026
Saturday
18 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 1, 12 hours 1 PM 83° 82° Partly Cloudy 0%

0% Thunder
( 1% severe)
ENE   8 41% 57°
High 87° WATERTOWN, SD 57201 weather forecast Day 1, 15 hours 4 PM 86° 85° Partly Cloudy NE   8 36% 56°
Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 1, 18 hours 7 PM 85° 84° Partly Cloudy 0%

0% Thunder
( 2% severe)
ENE   7 39% 57°
WATERTOWN, SD 57201 weather forecast Day 1, 21 hours 10 PM 74° 74° Clear E   6 62% 60°
Sunday
19 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 2, 0 hours 1 AM 69° 69° Partly Cloudy 1%

0% Thunder
( 2% severe)
SE   5 76% 61°
Low 65° WATERTOWN, SD 57201 weather forecast Day 2, 3 hours 4 AM 68° 68° Mostly Cloudy SSE   6 76% 60°
High 91° WATERTOWN, SD 57201 weather forecast Day 2, 6 hours 7 AM 68° 68° Partly Cloudy 4%

0% Thunder
( 7% severe)
SSE   8 76% 60°

Partly Cloudy



WATERTOWN, SD 57201 weather forecast Day 2, 9 hours 10 AM 79° 80° Partly Cloudy S   10 56% 62°
WATERTOWN, SD 57201 weather forecast Day 2, 12 hours 1 PM 85° 86° Mostly Cloudy 4%

0% Thunder
( 15% severe)
S   12 50% 64°
WATERTOWN, SD 57201 weather forecast Day 2, 15 hours 4 PM 89° 91° Partly Cloudy S   13 45% 65°
WATERTOWN, SD 57201 weather forecast Day 2, 18 hours 7 PM 89° 91° Clear 7%

0% Thunder
( 22% severe)
S   12 45% 65°
WATERTOWN, SD 57201 weather forecast Day 2, 21 hours 10 PM 81° 83° Partly Cloudy S   13 60% 66°
Monday
20 JUL 2026
WATERTOWN, SD 57201 weather forecast Day 3, 0 hours 1 AM 77° 79° Partly Cloudy 31%
RAIN
1–2 in
0% Thunder
( 24% severe)
WSW   13 69% 66°
Low 72° WATERTOWN, SD 57201 weather forecast Day 3, 3 hours 4 AM 76° 78° Partly Cloudy S   12 69% 65°
High 91° WATERTOWN, SD 57201 weather forecast Day 3, 6 hours 7 AM 74° 74° Mostly Cloudy 22%
RAIN
<.01 in
0% Thunder
( 15% severe)
SW   9 74% 65°

Partly Cloudy

Chance of Rain

WATERTOWN, SD 57201 weather forecast Day 3, 9 hours 10 AM 82° 85° Partly Cloudy W   9 61% 67°
WATERTOWN, SD 57201 weather forecast Day 3, 15 hours 1 PM 87° 88° Partly Cloudy 8%

0% Thunder
( 17% severe)
NW   12 45% 63°
WATERTOWN, SD 57201 weather forecast Day 3, 18 hours 4 PM 89° 89° Partly Cloudy NW   16 38% 60°
WATERTOWN, SD 57201 weather forecast Day 3, 21 hours 7 PM 87° 86° Clear     NW   17 39% 59°

WATERTOWN, SD extended weather forecast

Tuesday
21 JUL 2026
Wednesday
22 JUL 2026
Thursday
23 JUL 2026
Friday
24 JUL 2026
Saturday
25 JUL 2026
Low 62° Low 58° Low 64° Low 64° Low 64°
High 82° High 84° High 83° High 83° High 86°
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
Clear
4% Rain
Partly Cloudy
5% Rain
Partly Cloudy
24% Rain
Partly Cloudy
49% Rain
Partly Cloudy
25% Rain
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