(CNN) — More than 100 homes were damaged Monday afternoon after a tornado ripped through Harris County, Texas, Constable Mark Herman said in a Facebook post .

First responders are currently searching for residents who could be injured or trapped in the affected area, the constable said.

The National Weather Service has confirmed a tornado struck the county but has yet to rate the storm’s intensity.

Severe storms developed in the Houston area on Monday afternoon, where warm temperatures were in place ahead of a cold front. An unstable atmosphere combined with wind shear produced supercell thunderstorms, which resulted in reports of several tornadoes.

The constable called the storm a “severe weather event” that caused “widespread and significant damage.”

Drone video of the destruc

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