 News Talk 790 WNIS News Time 105. Here's your National Weather Service forecast. A heat advisory remains in effect from 11 a.m. to 8 p.m. Wednesday. For the overnight, partly cloudy, lows around 80. Southwest winds at 10 to 15 with gusts up to 25 miles per hour. Wednesday, partly sunny with a chance of showers and thunderstorms. Highs in the mid-90s. Heat index up to 110. It's 85 in Norfolk, 85 on the peninsula.