Sioux Falls, South Dakota, United States (City)     Current Local Time: In 24-hour Notation: Tue., Apr. 15, 2025 09:16:19 P.M. CDT Tue., Apr. 15, 2025 21:16:19 CDT Local Time Zone: America/Chicago Currently Observing: Daylight Savings Time Universal Coordinated Time: Wed., Apr. 16, 2025 02:16:19 UTC/GMT

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