A broken line of showers and embedded thunderstorms moved across southeast Georgia and southeast South Carolina ahead of a cold front. These thunderstorms eventually moved across the coast and the adjacent coastal waters, producing strong wind gusts.

Marine Thunderstorm Wind in EDISTO BEACH SC TO SAVANNAH GA OUT 20NM, ATLANTIC SOUTH
From 29-SEP-20 16:12:00 to 29-SEP-20 16:15:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 44.00 MG
Crop damage: 0.00K
Reported by: Official NWS Observations

The National Ocean Service tide gauge located at Fort Pulaski measured a 44 knot wind gust.

Marine Thunderstorm Wind in SAVANNAH GA TO ALTAMAHA SD GA OUT 20NM, ATLANTIC SOUTH
From 29-SEP-20 16:18:00 to 29-SEP-20 16:32:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 42.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site at the south end of Tybee Island measured a 42 knot wind gust.

Marine Thunderstorm Wind in EDISTO BEACH SC TO SAVANNAH GA OUT 20NM, ATLANTIC SOUTH
From 29-SEP-20 16:21:00 to 29-SEP-20 16:30:00 (EST-5)
Location: TYBEE ISLAND
Magnitude: 48.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site in Calibogue Sound measured a 48 knot wind gust.

Marine Thunderstorm Wind in EDISTO BEACH SC TO SAVANNAH GA OUT 20NM, ATLANTIC SOUTH
From 29-SEP-20 17:08:00 to 29-SEP-20 17:11:00 (EST-5)
Location: FRIPP ISLAND
Magnitude: 41.00 MG
Crop damage: 0.00K
Reported by: Buoy

The Coastal Ocean Research and Monitoring Program (CORMP) buoy located near Fripp Island measured a 41 knot wind gust.

Marine Thunderstorm Wind in S SANTEE R TO EDISTO BEACH SC OUT 20NM, ATLANTIC SOUTH
From 29-SEP-20 17:35:00 to 29-SEP-20 17:44:00 (EST-5)
Location: FOLLY BEACH
Magnitude: 58.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site at the Folly Beach pier measured a 58 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:34:00 to 29-SEP-20 18:09:00 (EST-5)
Location: THE CHARLESTON BATTERY
Magnitude: 46.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site at Shutes Folly in Charleston Harbor measured a 46 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:44:00 to 29-SEP-20 18:14:00 (EST-5)
Location: FORT SUMTER
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site at Fort Sumter measured a 43 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:45:00 to 29-SEP-20 17:49:00 (EST-5)
Location: THE CHARLESTON BATTERY
Magnitude: 37.00 MG
Crop damage: 0.00K
Reported by: Mesonet

A public weather station at the James Island Yacht Club measured a 37 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:45:00 to 29-SEP-20 17:59:00 (EST-5)
Location: THE CHARLESTON BATTERY
Magnitude: 38.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site near Charleston measured a 38 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:47:00 to 29-SEP-20 17:51:00 (EST-5)
Location: FORT SUMTER
Magnitude: 40.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site at the Isle of Palms pier measured a 40 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:45:00 to 29-SEP-20 17:54:00 (EST-5)
Location: FORT SUMTER
Magnitude: 41.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The Weatherflow site located at station 28.5 on Sullivan's Island measured a 41 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 17:58:00 to 29-SEP-20 18:02:00 (EST-5)
Location: FORT SUMTER
Magnitude: 37.00 MG
Crop damage: 0.00K
Reported by: Mesonet

The South Carolina Department of Natural Resources weather station at Fort Johnson measured a 37 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 18:08:00 to 29-SEP-20 18:12:00 (EST-5)
Location: FORT SUMTER
Magnitude: 42.00 MG
Crop damage: 0.00K
Reported by: Buoy

The Coastal Ocean Research and Monitoring Program (CORMP) buoy located near Capers Island measured a 42 knot wind gust.

Marine Thunderstorm Wind in CHARLESTON HARBOR, ATLANTIC SOUTH
From 29-SEP-20 18:50:00 to 29-SEP-20 18:54:00 (EST-5)
Location: FORT SUMTER
Magnitude: 40.00 MG
Crop damage: 0.00K
Reported by: Buoy

The National Data Buoy Center buoy 41004 measured a 40 knot wind gust.