 But that helps cool things off. Friday's high, 86. The fair sky is 93 in Wilmington, 95 in Newark, 94 in Middletown, and 91 right now in Dover, with a heat advisory in effect until 8 p.m. on Wednesday. And among our top stories from the WDEL newsroom, the White House facing a barrage of questions about the mental fitness of President Biden.