 The National Weather Service has issued a heat warning until 8 o'clock tonight. Sunny and hot this afternoon. High today, 98. Drink plenty of water. Partly cloudy skies tonight. The low down to 78. Sunny and hot Wednesday, but a good chance of showers and thunderstorms tomorrow with a high of 96. In Currituck, North Carolina, 88. Fort Eustis, 90. In Chesapeake, it's 88. Tonight on Ask the Expert, at 6 o'clock, our guest, Dr. Adam Hogan, a dental implant specialist.