Monday is a NEXT Weather Alert Day for tropical downpours and an elevated flash flood risk. The National Weather Service has issued a flood watch from Monday afternoon through the evening for the following Pennsylvania counties: Berks, Delaware, Chester, Montgomery, Lehigh, Bucks, Northampton and Philadelphia.

The deluge caused a ground stop for about an hour at PHL. The issues from the storm snowballed to cause problems for passengers on Tuesday.

A new study warns that future nor’easters could unleash more snow, stronger winds, and historic damage across the U.S. East Coast.

The drenching rain pattern from last week has loosened its grip on the Philadelphia area for the weekend. There is still a chance of isolated afternoon showers and storms, but most of the area will remain dry under a combination of sun and clouds.

A powerful round of thunderstorms is expected to hit New Jersey and eastern Pennsylvania beginning Monday afternoon, July 14, with the National Weather Service warning of flash flooding, possible power outages,

Several areas in Washington, D.C., Philadelphia and other cities faced flash flooding from severe thunderstorms that hit the region.

There is a general consensus about the frequency of nor’easters in a warmer world, but were still big questions about their intensity.