 from the Talk of Delmarva Weather Center. Heat advisory continues this afternoon with sunshine at a high of 97. Current water temperature is 66.2. On the water, southwest winds stay from 5 to 15 knots today and tonight with seas of 2 to 3 feet expected. For Rehoboth Beach, 3.44 p.m. high tide, 9.59 p.m. low, 3.58 a.m. high tide.