A very strong pre-frontal squall line raced across the local area which caused widespread winds damage. The environment had high bulk shear, elevated low level instability that nosed inland along a theta-E ridge axis from the GOMEX, a strong SSW low level jet, overridden by a strong mid level lobe of PVA.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 11:33:00 to 19-APR-19 11:33:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The Craig Airfield measured a wind gust of 45 mph with a squall line moving offshore.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 17:35:00 to 19-APR-19 17:35:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow mesonet station on Buck Island measured a wind gust of 42 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 11:36:00 to 19-APR-19 11:36:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 41.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The WeatherFlow mesonet site at Blount Island measured a wind gust of 47 mph as a squall line moved offshore.

Marine Thunderstorm Wind in ALTAMAHA SD TO FERNANDINA BEACH FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 11:39:00 to 19-APR-19 11:39:00 (EST-5)
Location: MCKINNON ARPT
Magnitude: 45.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The St. Simons Island ASOS at McKinnon Airfield measured a wind gust of 52 mph as a squall line moved offshore.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 12:06:00 to 19-APR-19 12:06:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Mayport Naval Station AWOS measured a wind gust of 43 mph as a squall line moved offshore.

Marine Thunderstorm Wind in ALTAMAHA SD TO FERNANDINA BEACH FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 12:19:00 to 19-APR-19 12:19:00 (EST-5)
Location: CUMBERLAND STAFFORD
Magnitude: 46.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The RAWs station at Stafford on Cumberland Island measured a wind gust of 53 mph moving offshore with a squall line.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 12:25:00 to 19-APR-19 12:25:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A WeatherFlow mesonet site measured a wind gust of 50 mph moving offshore with a squall line.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 13:25:00 to 19-APR-19 13:25:00 (EST-5)
Location: SAUF1 CMAN
Magnitude: 41.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow mesonet sensor at Vilano Beach measured a gust to 47 mph in a squall line moving offshore.

Marine Thunderstorm Wind in ST AUGUSTINE TO FLAGLER BEACH FL OUT 20NM, ATLANTIC SOUTH
From 19-APR-19 13:35:00 to 19-APR-19 13:35:00 (EST-5)
Location: BEVERLY BEACH
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The Flagler County airport in Bunnell measured a wind gust to 41 mph in a squall line moving offshore.