This NOAA satellite image taken Friday, Sept. 21, 2012 at 1:45 a.m. EDT shows a cold front moving across the Great Lakes and Ohio Valley with showers and a few thunderstorms. An upper level trough is affecting the Upper Mississippi Valley and the Dakotas with areas of showers/light rain. A stationary front is across central Florida with showers and thunderstorms.(AP PHOTO/WEATHER UNDERGROUND)