 Here's a look at your Delmarva forecast. An excessive heat warning begins at 11 a.m. today. Partly cloudy skies today with a slight chance of thunderstorms. High temperatures reach up to 96. Winds out of the southwest, 8 to 15 miles per hour. Mainly cloudy skies expected tonight. Slight chance of thunderstorms. Lows dip down to about 77. I'm meteorologist Paul Trombley from the talk of Delmarva Weather Center. Inland.