The National Weather Service Damage Survey on Thursday’s tornado event in the TrailMark and Samara Lakes neighborhoods of western St. Johns County confirmed an EF-1 with estimated peak winds of 100 mph.
The tornado’s path was 6.7 miles long and 310 yards wide as it swept through around 11:33 a.m.
Just before noon Thursday, a supercell thunderstorm, embedded along a larger squall line, generated a tornado that touched down in the TrailMark and Samara Lakes neighborhoods.
Radar data and damage indicate the tornado made an initial touchdown in a wooded area along County Road 13 North.
The tornado rapidly moved northeastward, reaching County Road 208 where a tree was snapped and fell onto a mobile home.
Within the TrailMark neighborhood, damage considered for the EF-1 rating included destroyed fences, vinyl siding torn from homes, roofing tiles and soffits damaged or torn from structures, several broken windows and destroyed patio areas.
The tornado reached peak intensity in the TrailMark neighborhood with a maximum estimated speed of 100 mph.
The 6.7-mile-long track ended northeast of the Samara Lakes neighborhood where similar damage occurred.
NWS survey results revealed the tornado reached its widest point of 310 yards in the Samara Lakes neighborhood.
There was one minor injury associated with this tornado.