Meteorologist Chris Mastrobuono has details on a cloudy start to the week, mild muggy with highs in the mid to upper 70s, isolated shower possible. Hurricane Humberto and Tropical Storm Imelda will not cause major impacts on Delmarva. Dangerous swells and rip currents develop Tuesday, breezy conditions at the coast Tue-Wed, coastal flooding possible through high tide cycle Wednesday. Autumn-like airmass mid to late week.