 Here's a look at your Delmarva forecast. A heat advisory begins at 10 a.m. today and continues until 8 p.m. tonight. Sunshine mixed with clouds at times today. Daytime highs approaching 97. Southwesterly winds 5 to 10 miles per hour. Lows dip down to about 77 tonight. Mainly clear skies. Highs around 99 tomorrow. Mainly sunny skies. I'm meteorologist Paul Trombley from the talk of Delmarva Weather Center along the coast.