Excessive Heat - Record Temperatures in Mid Atlantic/Mid West

Temperatures over 100 with Heat Indeces ("feels like") 115 degrees.

DynaWeather - Your Local Weather Forecast For Mc Sherrystown, PA...: "EXCESSIVE HEAT WARNING NOW IN EFFECT UNTIL 6 PM EDT THURSDAY...
HIGH PRESSURE WILL KEEP HOT AND HUMID AIR OVER THE REGION THROUGH
THURSDAY. HIGH TEMPERATURES TODAY WILL BE NEAR 100 DEGREES...WITH
HEAT INDICES BETWEEN 110 AND 115 DEGREES."

The record temperature for McSherrystown, where Dynaweather.com is based, is 100 for August 2nd.