( Weather ( ( was ( ( cloudy and ) ( mostly mild ) ) ) . ) )
(ROOT (S (NP (NNP Weather)) (VP (VBD was) (ADJP (ADJP (JJ cloudy)) (CC and) (ADJP (RB mostly) (JJ mild)))) (. .)))
Weather was cloudy and mostly mild.
(ROOT (S (NP (JJ Cloudy) (NNS conditions)) (VP (MD will) (ADVP (RBS most) (RB likely)) (VP (VB result) (PP (IN from) (NP (DT a) (JJ low-pressure) (NN weather) (NN system))))) (. .)))
Cloudy conditions will most likely result from a low-pressure weather system.