NEW : Frigid precipitation stretches from Plains to Eastern Seaboard . NE : Most of the Lower 48 states covered by severe weather advisories . NEW : Storm watches up in Florida area , south Georgia and Alabama . NE : `` We had thunderstorms , we had rain , we had freezing rain , ice pellets , sleet -- Section of roof blown away at Chicago 's Wrigley Field .
NEW : Frigid precipitation stretches from Plains to Eastern Seaboard . NE : Most of the Lower 48 states covered by severe weather advisories . NEW : Storm watches up in Florida area , south Georgia and Alabama . NE : Section of roof blown away at Chicago 's Wrigley Field .