(S (S (NP (NP (BASENP (NNP Baltimore)) (COMMA ,) (BASENP (NNP Washington) (NNP D.C.))) (CC and) (BASENP (NNP Philadelphia))) (VP (VBP are) (VP (ADVP (RB all)) (VP (VBG expecting) (S (BASENP (NNS highs)) (VP (TO to) (VP (VB reach) (NP (BASENP (QP (RB above) (NN 100ºF))) (PRN (LRB -LRB-) (BASENP (NN 37.8) (NN ºC)) (RRB -RRB-)))))))))) (PERIOD .))