Excessive Heat in Inland Chatham, Georgia

Excessive Heat July 26, 2010 · Inland Chatham, Georgia

What the National Weather Service wrote

A heat index value of 117 degrees was measured at Hunter Army Airfield (KSVN), on the south side of Savannah, Georgia.

The wider storm

Record heat across the area along with plenty of moisture produced heat index values between 115 and 125 degrees. Surface Based CAPE values reached as high as 6000-6500 j/kg with DCAPE values approaching 1500-1600 j/kg. Thunderstorms initially formed in close proximity to an inland trough of low pressure and along the sea breeze. The convection sent out numerous outflow boundaries triggering additional thunderstorm development.

Source: NOAA Storm Events Database, event 248732. Narratives are written by the National Weather Service forecast office that issued the report.

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