Tropical Storm — Coastal Glynn, Georgia

2016-09-13 to 2016-09-15 · Coastal Glynn, Georgia

Event narrative

At 10:05 am on 9/13, a wind gust to 42 mph was measured at Jekyll Island. On 9/14, at 1:45 am a wind gust to 41 mph and sustained speeds of 33 mph was recorded at a mesonet site 1 mile NNW of Jekyll Island. At 2:02 am, the St. Simons Island ASOS measured a wind gust to 41 mph with sustained winds of 30 mph. At 2:10 am, the mesonet site 1 mile NNE of Jekyll Island measured a wind gust to 49 mph with sustained speeds of 40 mph. At 2:20 am, the same mesonet site measured a gust to 44 mph with sustained speeds of 37 mph. At 5 am, a large tree branch was snapped off near the St. Simons Island Elementary School.

Peak winds for the event included 36 mph at the Brunswick/Glynco Airport on 9/14 at 5:15 am and 41 mph at the St. Simons Island Malcom McKinnon Airport on 9/14 at 2:25 am. A mesonet site on Jekyll Island measured a peak gust of 49 mph on 9/14 at 2:10 am.

Storm total rainfall included 6.49 inches 2 miles south of St. Simons Island at the St. Simons Island Malcom McKinnon Airport; 6.10 inches 1 mile SW of St. Simons Island; 5.30 inches 2 miles NW of Brunswick; 4.74 inches in Brunswick; and 3.84 inches 2 miles NNE of Jekyll Island.

Rainfall NOTE: A record daily rainfall amounts of 4.43 inches was set at KSSI St Simons Island Malcom McKinnon Airport on Sept. 13th.

Wider weather episode

Tropical Storm Julia developed offshore of the Florida Atlantic coast and tracked northward over the local coastal counties Tue Sept. 13th through Wed. Sept. 14th. Gusts to tropical storm force started to impact the local coast and coastal waters the evening of the 12th as the tropical wave that would become Julia moved northward over the Bahamas. Tropical storm force wind gusts generally ranged from 30-48 mph along the Atlantic coast with storm total rainfall greatest along the coast of 6.5 inches to just over 2 inches. Storm surge values of 0.89 to 1.79 ft were reported along the coast and within the St. Johns River basin. Damage across the area included tree damage, some structural damage and flooding especially of normally flood prone areas that received heavy rainfall.

Source: NOAA Storm Events Database, event_id 658177. Narrative written by the NWS forecast office that issued the report.