Thunderstorm Wind — Calhoun, Georgia

2018-07-21 · near Arlington, Calhoun, Georgia

Event narrative

Numerous trees were blown down on homes in Arlington. Damage was consistent with winds around 75 mph. Damage cost was estimated.

Wider weather episode

Scattered to numerous showers and thunderstorms occurred across the area. This was an unusual, well organized severe weather event given the time of year. The threat for some type of severe weather during the July 21-22 period was well advertised by the models a few days in advance, although the exact times of day that would be affected varied from run to run. A special 18z KTAE sounding from July 22 revealed SBCAPE around 4500 j/kg with 0-6 km shear of 34 knots, which is unusually high for summer. Some mid-level dry air also contributed to a favorable environment for damaging wind. The end result was numerous reports of severe weather across the region.

View location on OpenStreetMap → (31.4400, -84.7300)

Source: NOAA Storm Events Database, event_id 767800. Narrative written by the NWS forecast office that issued the report.