La Niña is set to arrive later than expected: Here's when

(NEXSTAR) – La Niña watch is on, but the wait for her to arrive may be longer than initially anticipated.
When the Climate Prediction Center first issued a La Niña watch in June, the national meteorologists said the climate pattern was favored to take hold between July and September. That timeline has stretched out a bit, they said in an update issued Thursday.Now, La Niña isn't predicted to form until the fall, at some point between September and October.When wil