Yankton, SD Weather - Tomorrow’s Forecast

Friday

Slight chance of thunderstorms

High:
89°F

A 20 percent chance of showers and thunderstorms, mainly between 9am and 10am. Mostly cloudy, then gradually becoming sunny, with a high near 89. South wind around 5 mph becoming northeast in the morning.

Friday Night

Mostly clear

Overnight low:
61°F

Mostly clear, with a low around 61. Northwest wind around 5 mph becoming east northeast after midnight.