Two distinct short-wave troughs embedded within an upper-level trough west of the region brought 2 rounds of strong to severe storms across the local area under active SW flow. The first round of storms moved inland across the Suwannee River Valley in the morning and tracked eastward across the area through early afternoon. The next round of storm occurred during the evening toward the Atlantic coast. Widespread wind gusts of 40-50 mph and small hail occurred with many of the strong storms with large hail from severe storms and damaging wind gusts.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:50:00 to 19-JUN-23 11:50:00 (EST-5)
Location: BRUNSWICK
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A mesonet station 1483W Fswm at the Jacksonville Fire Station 40 in Mayport measured a wind gust of 41 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:52:00 to 19-JUN-23 11:52:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 45.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A mesonet site a Huguenot Park measured a wind gust of 52 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:42:00 to 19-JUN-23 11:42:00 (EST-5)
Location: FERNANDINA NOS
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

The Fernandina Beach buoy FRDF1 measured a wind gust of 45 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:53:00 to 19-JUN-23 11:53:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 42.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The ASOS at Craig Executive Airport measured a wind gust of 48 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:52:00 to 19-JUN-23 11:52:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The AWOS at Mayport measured a wind gust of 49 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:52:00 to 19-JUN-23 11:52:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The AWOS at Naval Station Mayport measured a wind gust of 49 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:45:00 to 19-JUN-23 11:45:00 (EST-5)
Location: MAYPORT NAS
Magnitude: 44.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The mesonet station along the St. Johns River measured a wind gust of 51 mph.

Marine Thunderstorm Wind in ALTAMAHA SD GA TO FERNANDINA BEACH FL 20 TO 60NM, ATLANTIC SOUTH
From 19-JUN-23 19:26:00 to 19-JUN-23 19:26:00 (EST-5)
Location: BRUNSWICK
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

The C-man station SAUF1 measured a wind gust of 45 mph.

Marine Thunderstorm Wind in FERNANDINA BEACH TO ST AUGUSTINE FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 19:00:00 to 19-JUN-23 19:00:00 (EST-5)
Location: ST AUGUSTINE ARPT
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The mesonet station 1426W at the Fire Station south of Ponte Vedra Beach measured a wind gust of 4 mph.

Marine Thunderstorm Wind in ALTAMAHA SD TO FERNANDINA BEACH FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:35:00 to 19-JUN-23 11:35:00 (EST-5)
Location: BRUNSWICK
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The AWOS station Brunswick Golden Isles measured a wind gust of 45 mph.

Marine Thunderstorm Wind in ALTAMAHA SD TO FERNANDINA BEACH FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 11:44:00 to 19-JUN-23 11:44:00 (EST-5)
Location: MCKINNON ARPT
Magnitude: 46.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The ASOS at the Malcom McKinnon Golden Isles airport measured a wind gust of 53 mph.

Marine Thunderstorm Wind in ST AUGUSTINE TO FLAGLER BEACH FL OUT 20NM, ATLANTIC SOUTH
From 19-JUN-23 18:50:00 to 19-JUN-23 18:50:00 (EST-5)
Location: BEVERLY BEACH
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The mesonet site on the Hammock Dunes Bridge measured a wind gust of 57 mph.