Sioux City, IA

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Weather Forecast for Sioux City

Today

Showers and possibly a thunderstorm, mainly before noon, then a chance of showers and thunderstorms after noon. High near 78. South southeast wind around 10 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms, mainly after 4am. Increasing clouds, with a low around 62. North wind 5 to 10 mph becoming east southeast after midnight. Chance of precipitation is 50%.

Friday

Showers and thunderstorms likely, mainly between 7am and 1pm. Cloudy, with a high near 81. East southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 64. Southeast wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.

Saturday

A chance of showers and thunderstorms. Partly sunny, with a high near 79. Northwest wind 5 to 10 mph. Chance of precipitation is 30%.

Saturday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

Sunday

A chance of showers and thunderstorms. Partly sunny, with a high near 78. Chance of precipitation is 30%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

Monday

Mostly sunny, with a high near 79.

Monday Night

Mostly clear, with a low around 60.

Tuesday

Sunny, with a high near 86.

Tuesday Night

Mostly clear, with a low around 64.

Wednesday

Mostly sunny, with a high near 88.