NEW : Forecasters see an `` increasing threat for severe thunderstorms '' into Tuesday . NEW : System stretches from Michigan north to Texas . NEW `` The most intense thunderstorms are anticipated late this afternoon and especially into the overnight hours tonight across parts of the lower Ohio Valley , mid-South and lower Mississippi Valley . '' : There could be `` damaging winds and several tornadoes '' in parts of 10 states . Snow and cold weather are n't far behind Wednesday 's high temperatures and rain .
NEW : Forecasters see an `` increasing threat for severe thunderstorms '' into Tuesday . NEW : System stretches from Michigan north to Texas . NEW : There could be `` damaging winds and several tornadoes '' in parts of 10 states . Snow and cold weather are n't far behind Wednesday 's high temperatures and rain .