Dozens of tornadoes were reported Wednesday in Texas, Oklahoma, Kansas and Nebraska, with homes destroyed and cars flipped by the powerful winds.
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At least 16 people in Oklahoma were hospitalized after sustaining storm-related injuries, authorities said. Many of the injured came from an Oklahoma City RV park, including two people in critical condition, said Emergency Medical Services Authority field operations supervisor Maj. Susie Patterson.
According to officials with INTEGRIS Southwest Medical Center, an 80-year-old woman is in critical condition with a fractured pelvis and internal bleeding. Additionally, OU Medical Center received eight patients, and five have been treated in the facility's trauma center.
About 16,400 customers were without power because of the storms by 5 a.m., said Oklahoma Gas & Electric.
The storm system also brought heavy rains. Up to 8 inches fell as some areas experienced flash flooding.