Wednesday
Chance of showers and thunderstorms
High:
79°F
A slight chance of showers between 9am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 79. Calm wind. Chance of precipitation is 20%.
Sioux City, IA Weather - Tomorrow’s Forecast
Wednesday Night
Clouds increasing
Overnight low:
60°F
Increasing clouds, with a low around 60. Southeast wind around 5 mph becoming calm.