The next in a series of powerful winter storms is slamming the Midwest on Monday night with heavy rain, thunderstorms, ice and snow. Winter storm warnings are in effect from eastern sections of Oklahoma through Missouri, Illinois, Indiana and northwestern Ohio. The storm could dump from 6 to 12 inches of snow in these areas before Tuesday night. On the warmer side of the storm severe thunderstorms have been breaking out in Louisiana, Mississippi and Arkansas. On Tuesday night those thunderstorms will move eastward into the Carolinas and Virginia.