Storms pounded the U.S. East Coast on Wednesday.

More than 2,000 flights were canceled.

Busy airports like JFK and LaGuardia were suffered heavily.

Delays lasted for several hours.

The National Weather Service alerted travelers.

Tornado watches covered multiple states.

Intense rain and wind closed runways.

Strong gusts stalled flights all over.

Airlines advised travelers to monitor any adjustments.

A summer storm system made things worse.

By afternoon, airports gradually reopened.

Passengers awaited new information on their travel plans.