At a Glance

A 'compromised' dam forced evacuations along the Niobrara River.A third of the 24,000 residents in Norfolk, Nebraska, were ordered to evacuate Thursday.A hospital and nursing home were evacuated in Genoa, Nebraska.Widespread damage was reported in Kilgore, Texas, from high winds.

As widespread flooding threatens cities across the Midwest, a flash flood emergency resulting from a "compromised" dam has triggered the evacuation of residents along the Niobrara River.

According to a report by the National Weather Service, the Spencer Dam at the Niobrara River failed around 5 p.m. Wednesday, prompting the evacuation of dozens of residents.

The Knox County Sheriff's Office posted a notice on Facebook Thursday morning warning residents, noting that the dam had been "compromised."

A in Norfolk, Nebraska, were ordered to evacuate Thursday after the city's levee system "neared its top," city officials said. One person was reported missing after their car was swept away, News Channel Nebraska reported.

“Our ability to respond to emergencies is limited. This is a real threat for us. If that levee is breached, the water is trapped in town and we’ll see flooding like we haven’t seen since 1965 and there’s no where for the water to go,” Norfolk Public Safety Director Shane Weidner said.

A hospital and nursing home were evacuated in Genoa, Nebraska, after the an intake structure at the the Loup Power Division, New Channel Nebraska reported.

The Nebraska State Patrol is assisting with evacuations but are having trouble accessing the community, News Channel Nebraska reported. The station also notes there are "no safe evacuation routes."

At least 20 cities in Iowa, Nebraska and South Dakota were reporting major flooding, including in Osmond and Seward, Nebraska.

In Iowa, flooding closed several highways, including the closure Thursday of Interstate 680 near Council Bluffs and a portion of Interstate 29, the Associated Press reports.

Several breached levees prompted evacuations in Missouri Valley, the AP also reports.

On Wednesday, a line of powerful storms in Texas brought damaging winds that knocked out power to tens of thousands, toppled mobile homes and ripped off roofs.

Southern portions of Kilgore, Texas, in Rusk County reported from high winds, the Kilgore Police Department said, noting that there were many power lines down.

Rusk County Office of Emergency Management said Thursday of Kilgore are "severely limited."

Early Wednesday, a woman was injured after wind onto a parked vehicle near Cleburne, Texas. The woman, who was inside the mobile home when it overturned, was transported to an area hospital, but there is no word on the extent of her injuries, the Johnson County Emergency Management tweeted.

The storms caused at the Grand Prairie Municipal Airport and forced the closure of the President George Bush Turnpike near Dallas after high winds toppled a semitrailer, the Dallas Morning News reports.

Wind gusts of more than 80 mph were reported in the Dallas-Fort Worth area early Wednesday, which knocked down trees, fences and power lines, according to the Associated Press.

The National Weather Service said wind gusts of up to 83 mph were recorded in Grand Prairie, Texas; 78 mph at DFW International Airport; 71 mph in Addison and 58 in McKinney, both in Texas.

Winds ripped off the roof of an Amazon warehouse facility near DFW airport. Video posted to social media show sheets of metal from the structure striking vehicles parked outside of the building. No injuries were reported.

Damage was also reported at a Federal Aviation Administration facility near DFW airport.

As the storms approached, students at the University of Texas Arlington were urged to shelter in place, the Dallas News said.

Extensive damage was also reported in the , about 160 miles southwest of Dallas, Big County reported.

More than Thursday in Texas, according to poweroutage.us.