Folks here on the East Coast of Florida might get some big boomers this afternoon.

http://www.ssd.noaa.gov/goes/east/watl/loop-wv.html

you can clearly see the Sea Breeze line of thunderstorms starting to form.

Here's the thing:
120NM out from the coast we have surface winds ENE
http://www.ndbc.noaa.gov/station_page.php?station=41010

20NM out from the coast we have surface winds WNW
http://www.ndbc.noaa.gov/station_page.php?station=41009

On the Intercoastal N
http://www.merrittislandweather.com/

With the days heating we should get a show along the coast.