Watertown, SD Weather - Extended Forecast

Sunday

Slight chance of thunderstorms

High:
96°F

A slight chance of showers and thunderstorms before 1pm. Cloudy through mid morning, then gradual clearing and hot, with a high near 96. Heat index values as high as 103. South wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

Sunday Night

Mostly clear

Overnight low:
72°F

Mostly clear, with a low around 72. South southeast wind 6 to 9 mph becoming north northwest after midnight.

Monday

Hot

High:
95°F

Sunny and hot, with a high near 95. North wind 7 to 10 mph, with gusts as high as 20 mph.

Monday Night

Mostly clear

Overnight low:
69°F

A slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 69. East northeast wind 3 to 6 mph. Chance of precipitation is 20%.

Tuesday

Hot

High:
93°F

Tuesday Night

Mostly clear

Overnight low:
69°F

Wednesday

Hot

High:
92°F

Wednesday Night

Chance of thunderstorms

Overnight low:
70°F

Thursday

Slight chance of thunderstorms

High:
91°F

Thursday Night

Slight chance of thunderstorms

Overnight low:
66°F

Friday

Sunny

High:
86°F