What: A quarter-inch or more of rain, strong gusts, a slight risk of severe thunderstorms, possible isolated tornadoes.
When: Late morning to early afternoon.
Impact: Traffic. Family Circle Cup matches also might be delayed.
Why: A cold front pushing through seasonally warming air. The front has been firing up thunderstorms and tornadoes as it crosses the South.
--If a tornado watch is issued, move cars inside a garage or carport to avoid damage from hail, which often accompanies tornadoes. Keep your car and house keys with you.
--Move lawn furniture and yard equipment inside. Otherwise they could be damaged or act as dangerous projectiles causing injury or damage.
--Keep your family safe inside and if a tornado threatens, move to a room without windows in the center of your home.