Coastal Flood — Coastal Glynn, Georgia

2020-10-17 to 2020-10-19 · Coastal Glynn, Georgia

Event narrative

A high tide of 1.92 ft MHHW was observed at the St. Simons Island tide gauge. Minor coastal flooding begins at 2.0 ft MHHW at this location. On 10/18 at 1000 am, the high tide was 2.07 ft MHHW was observed. On 10/19 at 1130 am, the high tide reached 2.05 ft MHHW at this location.

Wider weather episode

Strong surface high pressure persisted NE of the local area with a strong surge of NE flow across the local waters through Oct 17th through the 19th. The strong onshore flow combined with seasonally high King tides produced tidal flooding over the course of 3 days, with the peak of the event Monday Oct 19th. Widespread Minor tidal flooding impacted the Atlantic coast and locations within the St. Johns River basin with a few locations peaking at Moderate tidal flooding along the Atlantic coast.

Source: NOAA Storm Events Database, event_id 923939. Narrative written by the NWS forecast office that issued the report.