Moderately unstable conditions and a highly sheared environment developed ahead of a strong cold front sweeping through the Southeast United States. As this occurred, a squall line of severe thunderstorms tracked through the region and produced strong winds over coastal waters during the evening and overnight hours.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 05-APR-17 19:12:00 to 05-APR-17 19:13:00 (EST-5)
Location: THE CHARLESTON BATTERY
Magnitude: 35.00 MG
Reported by: Official NWS Observations

The South Carolina Department of Natural resources site at Fort Johnson recorded a 35 knot wind gust.

Marine Hail in SAVANNAH GA TO ALTAMAHA SD GA OUT 20NM, ATLANTIC SOUTH
From 05-APR-17 22:52:00 to 05-APR-17 22:53:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 1.00 
Reported by: Social Media

A report via social media indicated quarter size hail observed near 2nd Avenue.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 05-APR-17 19:15:00 to 05-APR-17 19:16:00 (EST-5)
Location: ISLE OF PALMS
Magnitude: 50.00 MG
Reported by: Mesonet

The Weatherflow site at the Isle of Palms Pier recorded a 50 knot wind gust.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 05-APR-17 19:15:00 to 05-APR-17 19:16:00 (EST-5)
Location: SULLIVANS ISLAND
Magnitude: 44.00 MG
Reported by: Mesonet

The Weatherflow site on Sullivan's Island recorded a 44 knot wind gust.

Marine Thunderstorm Wind in SOUTH SANTEE RIVER TO EDISTO BEACH SC FROM 20 TO 40 NM, ATLANTIC SOUTH
From 05-APR-17 20:41:00 to 05-APR-17 20:42:00 (EST-5)
Location: EDISTO BUOY (41004)
Magnitude: 47.00 MG
Reported by: Buoy

Buoy 41004 recorded a 47 knot wind gust.

Marine Thunderstorm Wind in EDISTO BEACH SC TO SAVANNAH GA OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 02:44:00 to 06-APR-17 02:45:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 38.00 MG
Reported by: Mesonet

The Weatherflow site at North Tybee Island recorded a 38 knot wind gust.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:31:00 to 06-APR-17 03:32:00 (EST-5)
Location: FOLLY BEACH
Magnitude: 35.00 MG
Reported by: Mesonet

The Weatherflow site at Folly Beach Pier recorded a 35 knot wind gust.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:36:00 to 06-APR-17 03:37:00 (EST-5)
Location: FOLLY BEACH
Magnitude: 36.00 MG
Reported by: Mesonet

The Weatherflow site at Folly Beach Pier recorded a peak 36 knot wind gust.

Marine Thunderstorm Wind in SOUTH SANTEE RIVER TO EDISTO BEACH SC FROM 20 TO 40 NM, ATLANTIC SOUTH
From 06-APR-17 03:45:00 to 06-APR-17 03:46:00 (EST-5)
Location: EDISTO BUOY (41004)
Magnitude: 39.00 MG
Reported by: Buoy

A 39 knot wind gust was recorded at the Edisto Buoy 41004.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:35:00 to 06-APR-17 03:36:00 (EST-5)
Location: SULLIVANS ISLAND
Magnitude: 37.00 MG
Reported by: Mesonet

The Weatherflow site at Sullivan's Island recorded a 37 knot wind gust.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:40:00 to 06-APR-17 03:41:00 (EST-5)
Location: ISLE OF PALMS
Magnitude: 39.00 MG
Reported by: Mesonet

The Weatherflow site at the Isle of Palms Pier recorded a 39 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 06-APR-17 03:41:00 to 06-APR-17 03:42:00 (EST-5)
Location: FORT SUMTER
Magnitude: 35.00 MG
Reported by: Mesonet

The Weatherflow site at Fort Sumter recorded a 35 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 05-APR-17 19:12:00 to 05-APR-17 19:13:00 (EST-5)
Location: THE CHARLESTON BATTERY
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A Weatherflow site near Charleston recorded a 37 knot wind gust.

Marine Hail in EDISTO BEACH SC TO SAVANNAH GA OUT 20NM, ATLANTIC SOUTH
From 05-APR-17 22:55:00 to 05-APR-17 22:56:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 1.50 
Reported by: Social Media

A report via social media indicated golf ball size hail on the northern end of Tybee Island.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 05-APR-17 19:11:00 to 05-APR-17 19:12:00 (EST-5)
Location: FORT SUMTER
Magnitude: 47.00 MG
Reported by: Mesonet

The Weatherflow site at Fort Sumter recorded a 47 knot wind gust.

Marine Thunderstorm Wind in SAVANNAH GA TO ALTAMAHA SD GA OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 02:38:00 to 06-APR-17 02:39:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 41.00 MG
Reported by: Mesonet

The Weatherflow site located at South Tybee Island recorded a 41 knot wind gust.

Marine Thunderstorm Wind in EDISTO BEACH SC TO SAVANNAH GA OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:08:00 to 06-APR-17 03:09:00 (EST-5)
Location: FRIPP ISLAND
Magnitude: 35.00 MG
Reported by: Buoy

A 35 knot wind gust was recorded at the Fripp Nearshore buoy.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:33:00 to 06-APR-17 03:34:00 (EST-5)
Location: FOLLY BEACH C-MAN (FBIS1)
Magnitude: 41.00 MG
Reported by: C-MAN Station

The C-MAN station at Folly Beach recorded a 41 knot wind gust.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 06-APR-17 03:40:00 to 06-APR-17 03:41:00 (EST-5)
Location: FORT SUMTER
Magnitude: 38.00 MG
Reported by: Mesonet

The Weatherflow site at Sullivan's Island recorded a peak wind gust of 38 knots.