Increasing moist south-southwesterly flow ahead of an approaching cold front lead to scattered shower and storm development along the east coast of South Florida during the afternoon hours. Interaction with the east coast seabreeze brought several strong to severe storms, initially producing strong wind gusts over Lake Okeechobee, then moving offshore into the local Atlantic waters were a brief waterspout was also reported.

Marine Thunderstorm Wind in LAKE OKEECHOBEE, ATLANTIC SOUTH
From 10-APR-18 13:30:00 to 10-APR-18 13:30:00 (EST-5)
Location: KREAMER ISLAND
Magnitude: 34.00 MG
Reported by: Mesonet

A thunderstorm produced a wind gust of 39 mph at SFWMD mesonet site LZ40 over the south end of Lake Okeechobee.

Marine Thunderstorm Wind in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 15:32:00 to 10-APR-18 15:32:00 (EST-5)
Location: PORT EVERGLADES
Magnitude: 55.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 63 mph / 55 knots was recorded by the WeatherBug mesonet station TMBS7 located at the Broward Sheriff's Office Port Everglades station.

Marine Thunderstorm Wind in JUPITER INLET TO DEERFIELD BEACH FL OUT 20NM, ATLANTIC SOUTH
From 10-APR-18 14:29:00 to 10-APR-18 14:29:00 (EST-5)
Location: JUPITER INLET
Magnitude: 37.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 43 mph / 37 knots was recorded by Wxflow mesonet site XJUP at Juno Beach Pier.

Waterspout in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 15:35:00 to 10-APR-18 15:37:00 (EST-5)
Location: PORT EVERGLADES
Reported by: Social Media

Multiple reports of several waterspouts that occurred offshore Fort Lauderdale Beach and Port Everglades. Many videos and photos relayed via social media and local broadcast media outlets.

Marine Thunderstorm Wind in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 15:35:00 to 10-APR-18 15:35:00 (EST-5)
Location: PORT EVERGLADES
Magnitude: 43.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 50 mph / 43 knots was recorded by the Wxflow site XPEG.

Marine Thunderstorm Wind in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 15:42:00 to 10-APR-18 15:42:00 (EST-5)
Location: PORT EVERGLADES
Magnitude: 43.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 50 mph / 43 knots was recorded by the WxFlow mesonet site XPES.

Marine Thunderstorm Wind in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 15:55:00 to 10-APR-18 15:55:00 (EST-5)
Location: PORT EVERGLADES
Magnitude: 39.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 45 mph / 39 knots was recorded by the WxFlow mesonet site XDAN at Dania Beach Pier. An additional wind gust to 40 mph/ 35 knots was recorded at 505pm EDT.

Marine Thunderstorm Wind in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 16:06:00 to 10-APR-18 16:06:00 (EST-5)
Location: HALLANDALE BEACH
Magnitude: 50.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 57 mph / 50 knots was recorded by a WeatherBug mesonet site MDFR4 located at Miami Dade Fire Rescue Fire Station 21.

Marine Thunderstorm Wind in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 16:37:00 to 10-APR-18 16:37:00 (EST-5)
Location: GOVERNMENT CUT
Magnitude: 36.00 MG
Reported by: Mesonet

A marine thunderstorm wind gust of 41 mph / 36 knots was recorded by the WxFlow mesonet site XGVT at Government Cut. This site is elevated at 63 feet.

Waterspout in DEERFIELD BEACH TO OCEAN REEF FL, ATLANTIC SOUTH
From 10-APR-18 16:14:00 to 10-APR-18 16:14:00 (EST-5)
Location: MIAMI BEACH
Reported by: Trained Spotter

A trained weather spotter reported a waterspout just off of Miami Beach east of 76th Street and Collins Avenue.