 WNIS Newstime 105. The National Weather Service calling for partly cloudy skies this overnight, low around 76. For today, mostly sunny with a slight chance of showers. Thunderstorms possible for the afternoon, high near 93. National Weather Service has a heat advisory in effect from 11 a.m. to 8 p.m. this evening. Heated index expected to be up to 106. Tuesday night, mostly cloudy, low around 77.