US: Tornado warning in effect for Sioux City, Iowa, and surrounding areas until at least 16:45 CST Dec. 15

Event

The National Weather Service (NWS) has issued a tornado warning for Sioux City, Iowa, and surrounding areas in northwestern Woodbury County in west-central Iowa, Dakota County in northeastern Nebraska, and southeastern Union County in southeastern South Dakota effective until at least 16:45 CST Dec. 15. The warning could be extended or expanded at short notice.

Transport and business disruptions and power outages are possible in affected areas over the coming hours.

This is a developing situation; additional information will be issued as warranted.

Advice

Seek shelter immediately in areas covered by the warning. Be prepared to quickly move to a safe location if new warnings are issued. Postpone driving until weather conditions improve. Charge battery-powered devices in case prolonged electricity outages occur. Monitor local media for updated emergency and weather information.