Chris Laudicino: At 4:05 p.m. @Reagan_Airport reached 100° breaking its #August28 record high of 99° and becoming DC's first day of triple-digit heat on/after August 20 since August 27, 1987 (100°) ! tinyurl.com/2y69uyn6 #
NWS measured highs as of 3pm:
Baltimore City 105F
Baltimore (BWI) 104F
Washington DC 104F
Front Royal 102F
Martinsburg 101F
100F - Washington Dulles, New Market, Luray, and Frederick MD