Low pressure moving along a cold front draped over southeast Louisiana and southern Mississippi developed a squall line of thunderstorms that moved through the area late on the night of the 19th into the early morning hours of the 20th. A second line of thunderstorms moved through the coastal waters hours during the morning of the 20th.

Marine Thunderstorm Wind in LAKE PONCHARTRAIN AND LAKE MAUREPAS, GULF OF MEXICO
From 19-MAY-16 21:58:00 to 19-MAY-16 21:58:00 (CST-6)
Location: LKFRNT ARPT NEW
Magnitude: 48.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Lakefront Airport measured a 48 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in LAKE BORGNE, GULF OF MEXICO
From 19-MAY-16 22:30:00 to 19-MAY-16 22:30:00 (CST-6)
Location: SHELL BEACH STATION (SHBL1)
Magnitude: 42.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

CMAN station SHBL1 at Shell Beach reported a 42 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA OUT 20 NM, GULF OF MEXICO
From 19-MAY-16 22:35:00 to 19-MAY-16 22:35:00 (CST-6)
Location: PORT FOURCHON STATION (PTFL1)
Magnitude: 42.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

CMAN station LOPL1 reported a 42 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 19-MAY-16 23:24:00 to 19-MAY-16 23:24:00 (CST-6)
Location: PILOTS STATION (PSTL1)
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Pilots Station CMAN PSTL1 reported a 40 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 19-MAY-16 23:36:00 to 19-MAY-16 23:36:00 (CST-6)
Location: PILOTS STATION (PSTL1)
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Pilots Station CMAN PSTL1 reported a 40 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in MISSISSIPPI SOUND, GULF OF MEXICO
From 19-MAY-16 23:48:00 to 19-MAY-16 23:48:00 (CST-6)
Location: DOCK C PASCAGOULA STATION (DKCM6)
Magnitude: 48.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Dock C Pascagoula CMAN station DKCM6 reported a 48 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in MISSISSIPPI SOUND, GULF OF MEXICO
From 19-MAY-16 23:54:00 to 19-MAY-16 23:54:00 (CST-6)
Location: DOCK C PASCAGOULA STATION (DKCM6)
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station RARM6 reported a 40 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in MISSISSIPPI SOUND, GULF OF MEXICO
From 20-MAY-16 00:00:00 to 20-MAY-16 00:00:00 (CST-6)
Location: PETIS BOIS ISLAND STATION (PTBM6)
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station PTBM6 reported a 50 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in MISSISSIPPI SOUND, GULF OF MEXICO
From 20-MAY-16 00:00:00 to 20-MAY-16 00:00:00 (CST-6)
Location: DOCK C PASCAGOULA STATION (DKCM6)
Magnitude: 47.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station RARM6 reported a 47 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in MISSISSIPPI SOUND, GULF OF MEXICO
From 20-MAY-16 00:00:00 to 20-MAY-16 00:00:00 (CST-6)
Location: DOCK C PASCAGOULA STATION (DKCM6)
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station DKCM6 reported a 40 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in MISSISSIPPI SOUND, GULF OF MEXICO
From 20-MAY-16 00:06:00 to 20-MAY-16 00:06:00 (CST-6)
Location: DOCK C PASCAGOULA STATION (DKCM6)
Magnitude: 45.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station RARM6 reported a 45 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA RIVER LOUISIANA FROM 20 TO 60 NM, GULF OF MEXICO
From 20-MAY-16 04:15:00 to 20-MAY-16 04:15:00 (CST-6)
Location: SHIP SHOAL OIL PLATFORM (KSPR)
Magnitude: 39.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KSPR in Ship Shoal Block 178 reported a 39 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA RIVER LOUISIANA OUT 20 NM, GULF OF MEXICO
From 20-MAY-16 05:35:00 to 20-MAY-16 05:35:00 (CST-6)
Location: ISLE DERNIERES STATION (ILDL1)
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KXPY at Fourchon Heliport reported a 37 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA FROM 20 TO 60 NM, GULF OF MEXICO
From 20-MAY-16 06:15:00 to 20-MAY-16 06:15:00 (CST-6)
Location: MISSISSIPPI CANYON OIL PLATFORM 311A (KMDJ)
Magnitude: 46.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KMDJ in Mississippi Canyon Block 311A reported a 46 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA OUT 20 NM, GULF OF MEXICO
From 20-MAY-16 06:35:00 to 20-MAY-16 06:35:00 (CST-6)
Location: WEST DELTA 27A AWOS (KDLP)
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KDLP in West Delta Block 27A reported a 36 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 20-MAY-16 06:36:00 to 20-MAY-16 06:36:00 (CST-6)
Location: PILOTS STATION (PSTL1)
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

CMAN station PSTL1 reported a 52 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 20-MAY-16 06:48:00 to 20-MAY-16 06:48:00 (CST-6)
Location: PILOTS STATION (PSTL1)
Magnitude: 42.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station PILL1 reported a wind gust of 42 knots in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 20-MAY-16 06:54:00 to 20-MAY-16 06:54:00 (CST-6)
Location: PILOTS STATION (PSTL1)
Magnitude: 45.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station PILL1 reported a 45 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 20-MAY-16 07:35:00 to 20-MAY-16 07:35:00 (CST-6)
Location: MAIN PASS 140 AWOS (KMIS)
Magnitude: 47.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KMIS in Main Pass Block 140B reported a 47 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND LOUISIANA FROM 20 TO 60 NM, GULF OF MEXICO
From 20-MAY-16 07:55:00 to 20-MAY-16 07:55:00 (CST-6)
Location: MAIN PASS 289 AWOS (KVKY)
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KVKY in Main Pass Block 289C Apache Rig measured a 56 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND LOUISIANA FROM 20 TO 60 NM, GULF OF MEXICO
From 20-MAY-16 08:10:00 to 20-MAY-16 08:10:00 (CST-6)
Location: LUKE OFFSHORE TEST SITE STATION (42040)
Magnitude: 45.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Buoy 42040 reported a 45 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM SOUTHWEST PASS OF THE MISSISSIPPI RIVER TO PORT FOURCHON LOUISIANA FROM 20 TO 60 NM, GULF OF MEXICO
From 20-MAY-16 09:30:00 to 20-MAY-16 09:30:00 (CST-6)
Location: MARS-MISSISSIPPI CANYON 807 STATION (42363)
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Buoy

Buoy 42363 reported a 52 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA RIVER LOUISIANA FROM 20 TO 60 NM, GULF OF MEXICO
From 19-MAY-16 20:55:00 to 19-MAY-16 20:55:00 (CST-6)
Location: SHIP SHOAL OIL PLATFORM (KSPR)
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

AWOS station KSPR in Ship Shoal Block 178 reported a 38 knot wind gust in a thunderstorm.

Marine Thunderstorm Wind in COASTAL WATERS FROM BOOTHVILLE LOUISIANA TO SOUTHWEST PASS OF THE MISSISSIPPI RIVER OUT 20 NM, GULF OF MEXICO
From 19-MAY-16 23:54:00 to 19-MAY-16 23:54:00 (CST-6)
Location: PILOTS STATION (PSTL1)
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: C-MAN Station

Station PILL1 reported a 36 knot wind gust in a thunderstorm.