Sioux City, IA Weather - Tomorrow’s Forecast

Sunday

Mostly cloudy

High:
46°F

Mostly cloudy, with a high near 46. South wind 5 to 10 mph becoming north northwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

Sunday Night

Mostly cloudy

Overnight low:
23°F

Mostly cloudy, with a low around 23. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.