Major coastal flooding impacted portions of the southeast South Carolina coast as astronomical high tides were elevated due to the perigee and a new moon cycle. Tides were driven higher due to the presence of favorable northeast winds as the region was under the influence of strong high pressure to the north and northeast.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 19-SEP-20 09:15:00 to 19-SEP-20 10:50:00 (EST-5)
Crop damage: 0.00K
Reported by: Law Enforcement

Widespread street flooding was reported across Downtown Charleston and nearby areas by the Charleston Police Department. Impacted locations include Highway 61 exit ramp from Highway 17, Lockwood Boulevard at Broad Street, Hagood Avenue from Fishburne Street to Allway Street, Montague Street, Gadsden Street between Wentworth Street and Beaufain Street, and Washington Street from Laurens Street to Hasell Street.

Coastal Flood in SOUTHERN COLLETON, SOUTH CAROLINA
From 19-SEP-20 09:25:00 to 19-SEP-20 10:55:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Saltwater flooding reported at Edisto Seafood on Docksite Road.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 19-SEP-20 09:40:00 to 19-SEP-20 09:40:00 (EST-5)
Crop damage: 0.00K
Reported by: Official NWS Observations

The National Ocean Service tide gauge located in Charleston Harbor measured a peak tide value of 8.07 feet above Mean Lower Low Water (MLLW), or 2.31 feet above Mean Higher High Water (MHHW). Major flooding typically begins along the southeast South Carolina coast when tide levels at the Charleston Harbor tide gauge reach or exceed 8.0 feet above MLLW, or 2.24 feet above MHHW.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 19-SEP-20 09:49:00 to 19-SEP-20 11:19:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Saltwater flooding reported around Mount Pleasant including Long Point Road between Needlerush Parkway and Rice Planters Drive, and buildings and parking lots at the Shem Creek Marina.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 19-SEP-20 10:13:00 to 19-SEP-20 11:28:00 (EST-5)
Crop damage: 0.00K
Reported by: Law Enforcement

Saltwater flooding reported on Central Park Road from Riverland Drive to Flemming Road.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 19-SEP-20 10:50:00 to 19-SEP-20 11:50:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Saltwater flooding reported on Hoff Avenue near the intersection with Lantana Drive.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 20-SEP-20 10:30:00 to 20-SEP-20 10:30:00 (EST-5)
Crop damage: 0.00K
Reported by: Official NWS Observations

The National Ocean Service tide gauge located in Charleston Harbor measured a peak tide value of 8.12 feet above Mean Lower Low Water (MLLW), or 2.36 feet above Mean Higher High Water (MHHW). Major flooding typically begins along the southeast South Carolina coast when tide levels at the Charleston Harbor tide gauge reach or exceed 8.0 feet above MLLW, or 2.24 feet above MHHW.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 20-SEP-20 11:19:00 to 20-SEP-20 12:49:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Long Point Road between Needlerush Parkway and Rice Planters Drive was closed due to tidal flooding.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 20-SEP-20 10:47:00 to 20-SEP-20 11:47:00 (EST-5)
Crop damage: 0.00K
Reported by: Law Enforcement

Central Park Road at Flemming Road was closed due to saltwater flooding.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 20-SEP-20 11:28:00 to 20-SEP-20 12:28:00 (EST-5)
Crop damage: 0.00K
Reported by: Emergency Manager

Palmetto Boulevard near the Pavilion Pier was closed due to 4-5 inches of water and 2 inches of sand on the roadway.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 21-SEP-20 11:42:00 to 21-SEP-20 11:42:00 (EST-5)
Crop damage: 0.00K
Reported by: Official NWS Observations

The National Ocean Service tide gauge located in Charleston Harbor measured a peak tide value of 8.03 feet above Mean Lower Low Water (MLLW), or 2.27 feet above Mean Higher High Water (MHHW). Major flooding typically begins along the southeast South Carolina coast when tide levels at the Charleston Harbor tide gauge reach or exceed 8.0 feet above MLLW, or 2.24 feet above MHHW.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 21-SEP-20 11:21:00 to 21-SEP-20 12:51:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Several reports of saltwater flooding on Folly Beach received via social media. Impacted location include Sandbar Lane at Michigan Avenue, W Indian Avenue and Sandbar Lane, 9th Street W, and Tabby Drive.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 21-SEP-20 11:01:00 to 21-SEP-20 12:31:00 (EST-5)
Crop damage: 0.00K
Reported by: Law Enforcement

Widespread street flooding reported in Downtown Charleston by the Charleston Police Department. Impacted locations included East Battery Street at South Battery Street, Lockwood Drive and Broad Street between Montague Street and Ashley Avenue, Washington Street between Laurens Street and Hasell Street, Hagood Avenue between Fishburne Street and Line Street, Highway 61 on ramp off of Highway 17, Barre Street between Montagu Street and Beaufain Street, City Market on N Market Street, and Wentworth Street between Lockwood Drive and Gadsden Street.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 21-SEP-20 12:58:00 to 21-SEP-20 14:13:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Long Point Road closed between Needlerush Parkway and Rice Planters Drive due to saltwater flooding.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 19-SEP-20 10:07:00 to 19-SEP-20 11:37:00 (EST-5)
Crop damage: 0.00K
Reported by: Social Media

Saltwater flooding reported on the Isle of Palms including 41st Avenue at Waterway Boulevard.

Coastal Flood in CHARLESTON, SOUTH CAROLINA
From 20-SEP-20 09:38:00 to 20-SEP-20 11:18:00 (EST-5)
Crop damage: 0.00K
Reported by: Law Enforcement

Widespread street flooding was reported in Downtown Charleston by the Charleston Police Department. Impacted locations included Lockwood Drive between Wentworth Street and Broad Street, the Highway 61 on ramp from Highway 17, Hagood Avenue between Allway Street and Fishburne Street, Gadsden Street between Wentworth and Beaufain Street, Washington Street between Laurens and Hasell Street, and Barre Street at Montagu Street.