More than 100 structures in the Memorial Northwest community of Harris County were damaged, a local elected official said.

At 1:45 p.m. on Tuesday, the National Weather Service issued a tornado watch in effect until 6 p.m. for Chambers, Lee, Macon and Randolph counties.

We're getting reports of damage across the Houston area after a strong line of storms moved through the area on Monday afternoon.

The response to an EF-2 tornado that damaged or destroyed dozens of buildings in Pilot Grove was hampered by some first responders not being able to communicate with each other using radios at the scene.

A National Weather Service storm survey on Tuesday has determined that two tornadoes hit the Houston area on Monday, the agency said.

Firefighters were seeking shelter in the Cypress area during Monday's storms. An EF-1 tornado touched down in a Cypress community.