(S (S (BASENP (DT The) (NN storm)) (VP (VBZ is) (VP (VP (VBN expected) (S (VP (TO to) (VP (VB strengthen) (PP (IN over) (BASENP (DT the) (JJ next) (NN 24) (NNS hours))))))) (COMMA ,) (PP (IN with) (NP (BASENP (DT a) (NN possibility)) (PP (IN of) (S (VP (VP (VBG intensifying) (PP (IN into) (BASENP (DT a) (NNP Category) (NN 2) (NN hurricane)))) (BASENP (JJR later) (NN today)))))))))) (PERIOD .))