The National Weather Service has placed the entire Ken-Tenn area in a rare Level 4, or Moderate Zone, for the possibility of severe thunderstorms.
Overnight and early this morning, multiple severe thunderstorm warnings have already been issued for Northwest Tennessee, Western Kentucky, Southeast Missouri and Northeast Arkansas.
Reports of hail from quarter to ping-pong ball size have been reported in Southeast Missouri.
Forecasters say a break will take place this morning from the storms, with another round this afternoon that could include large hail, strong winds and possible tornadoes.
The National Weather Service says additional watches and warnings are expected later today.
(map: National Weather Service)
