Terror attack investigation. Firsthand accounts of what happened when a van plowed into a crowd in london. District attorney Seth Williams jury selection. Tracking radar. This afternoon could see heavy rain, wind and lightning. Just after 5 30. Good morning. Welcome to nbc 10 today. Im tracey davidson. Im say sivai sikahema ma. Lets get to storm threat will affect the entire area. First alert is for all neighborhoods during the afternoon and evening hours. First threat starts at noontime and we still could be tracking strong storms at 11 00 tonight. These severe thunderstorms will be capable of damaging wind and could produce large hail. Plus, heavy rainfall could lead to flash floods starting this afternoon. Right now, all that activity is to the west. Some thunderstorms have been passing to the north. Those are on the move. The activity to the west will be moving in during the afternoon hours. Starting off dry, but it is uncomfortable. Just like the last few days. Humidity is high. T