The areas affected include. Hawk Channel and Straits of Florida from Ocean Reef to Craig Key out 20 nm. Florida Bay including Barnes Sound, Blackwater Sound, and Buttonwood Sound. At 1011 AM EDT, National Weather Service meteorologists detected a thunderstorm, capable of producing wind gusts near 30 knots. This thunderstorm was located over Tavernier, moving east at 15 knots. Locations that will be affected include. Mosquito Bank Light, Plantation Key, Conch Reef, French Ref, Molasses Reef Light, and Tavernier. Prepare for thunderstorms with wind gusts near 30 knots, locally rough and confused seas, occasional lightning strikes, and potentially blinding downpours. Get to a safe port as quickly, and as safely as possible. When downpours reduce visibility, slow down.