Which states are affected by flood warnings and winter weather advisories?

Flood warnings have been extended across most of Kentucky and portions of Tennessee, Mississippi, Alabama, Virginia, and Ohio, among others. These warnings come amid severe flooding that has caused significant damage and casualties in the region, with Kentucky being particularly hard hit. Meanwhile, Nebraska is under a winter weather advisory as part of a broader pattern of harsh winter conditions. The National Weather Service has also issued similar advisories for other states including Michigan, with a polar vortex bringing severe cold to the Rockies and Northern Plains regions.