Numerous showers arranged in convective cloud lines nearly parallel to the Florida Keys produced numerous waterspouts throughout the day.  Unlike more common waterspout events involving light east-northeast winds in the lower troposphere, this episode occurred in a regime of light west-southwest winds.

Waterspout in HAWK CHANNEL FROM WEST END OF SEVEN MILE BRIDGE TO HALFMOON SHOAL OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 08:11:00 to 10-MAY-12 08:11:00 (EST-5)
Location: KEY WEST
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A waterspout was observed south of Stock Island.  The condensation funnel was visible all the way down to the water surface.

Waterspout in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 09:40:00 to 10-MAY-12 09:40:00 (EST-5)
Location: KEY LARGO
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Two waterspouts were observed approximately 8 miles east of Rock Harbor.  One waterspout consisted of a visible condensation funnel cloud fully down to the water surface with the other waterspout's condensation funnel occasionally reaching the water surface.

Waterspout in BAYSIDE AND GULFSIDE FROM CRAIG KEY TO HALFMOON SHOAL OUT TO 5 FATHOMS, GULF OF MEXICO
From 10-MAY-12 09:10:00 to 10-MAY-12 09:10:00 (EST-5)
Location: KEY WEST
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A waterspout was observed approximately 5 miles northeast of Key West.  The condensation funnel reached at least half way down from cloud base to the water surface.

Waterspout in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 09:12:00 to 10-MAY-12 09:43:00 (EST-5)
Location: KEY LARGO
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mariner

A charter boat captain near Mosquito Bank observed two waterspouts, with one condensation funnel reaching the water surface and a second condensation funnel not reaching all the way to the water surface.  A third waterspout later developed.

Waterspout in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 10:23:00 to 10-MAY-12 10:23:00 (EST-5)
Location: PLANTATION KEY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Three condensation funnel clouds were observed offshore Plantation Key near the reef.

Waterspout in HAWK CHANNEL FROM OCEAN REEF TO CRAIG KEY OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 09:55:00 to 10-MAY-12 09:58:00 (EST-5)
Location: KEY LARGO
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A thin waterspout was observed in the vicinity of Molasses Reef Light.

Waterspout in HAWK CHANNEL FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 10:08:00 to 10-MAY-12 10:13:00 (EST-5)
Location: MARATHON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Three waterspouts were observed; two very large and one thin, with a possible fourth condensation funnel cloud off Duck Key.

Waterspout in HAWK CHANNEL FROM CRAIG KEY TO WEST END OF SEVEN MILE BRIDGE OUT TO THE REEF, GULF OF MEXICO
From 10-MAY-12 12:35:00 to 10-MAY-12 12:57:00 (EST-5)
Location: MARATHON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Two waterspouts were observed in Hawk Channel between Marathon and East Washerwoman Shoal Light.  One of the waterspouts moved north and dissipated within 500 feet of the shore near Boat Key Harbor and Sombrero Beach.