 News Talk 790, WNIS News Time 105. Here's your National Weather Service forecast. For the overnight, mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 70s. Southwest winds at 5 to 10. Sunday, mostly cloudy with a chance of showers and thunderstorms. Highs in the lower 90s. Southwest winds around 5 mph. Heat index up to 102. It's currently 82 in Norfolk, 82 on the Peninsula, 81 in the Outer Banks.