Showers and thunderstorms will be possible Thursday from portions of the Southeast to the Great Lakes. Flooding and severe thunderstorms will be possible for portions of the Appalachians to the Eastern Great Lakes. Showers and thunderstorms will be possible for portions of the Central and Northern Rockies.

The main storm system will continue to advance to the east with flooding and severe weather possible for portions of the Central Appalachians. Any thunderstorms that do develop will have the potential for flooding rains and damaging winds.

SPC Convective Outlook for Thursday