forecast vs pass judgment

forecast is a noun but pass judgment is not a noun.

Word	Noun	Adjective	Verb	Adverb
forecast	Yes	No	Yes	No
pass judgment	No	No	Yes	No

As verbs, pass judgment is a hypernym of forecast; that is, pass judgment is a word with a broader meaning than forecast:

Other hypernyms of forecast include evaluate, judge.

forecast (noun)	pass judgment (noun)
a prediction about how something (as the weather) will develop

forecast (verb)	pass judgment (verb)
judge to be probable	form a critical opinion of
predict in advance
indicate, as with a sign or an omen