A First Alert is in effect for flash flooding potential on Sunday afternoon.

Overnight, skies are partly cloudy, lows in the lower 70’s.

On Sunday, rain arrives from West to East during the midday. Heaviest rain is in the afternoon, and as much as 1-2″ of rain will fall in a short time. Areas with the highest risk of flooding are: Delaware, Southwestern New Jersey, and the immediate Suburbs to the South and West of Philly. That includes: Delaware, and Chester Counties. Rain should wind down by early evening. Highs Sunday in the lower 80’s.

Sunshine returns for Monday, with a bit of heat. Highs close to 90 degrees.

Nice Summer sunshine on Tuesday, with warm temperatures, but low humidity. Highs in the upper 80’s.

Heat returns for Wednesday, and so does humidity. Highs in the lower 90’s, with sunshine.