Potentially damaging southwest wind, a risk for severe thunderstorms, flash flooding and heavy snow on the peaks of the Big Island’s volcanoes are all in the forecast.

A sprawling winter storm that is pushing slowly across the United States will bring a risk of severe weather and excessive rainfall to a large part of the south-central United States from Wednesday into Friday. Isolated thunderstorms, flooding rains and damaging winds are all possible in an area between East Texas and western Kentucky.

A new potent storm system will bring strong to severe thunderstorms to the South from Dallas and Houston, Texas, eastward to the Florida panhandle. Severe storms could bring a few tornadoes, damaging winds,