 WNIS Newstime 802. The National Weather Service calling for partly sunny skies today with a chance of showers and thunderstorms for the afternoon. High near 94. Heat index up to 101. Mostly cloudy for tonight with a chance of showers and thunderstorms as well. Low around 76. Showers and thunderstorms forecast tomorrow afternoon as well. Otherwise tomorrow mostly sunny. High near 91. Heat index up to 102.