Question

Explain why meteorologists compare new weather maps and weather maps that are 24 hours old​

Answer 1

Meteorologists would compare a new weather map with one 24 hours old to see how fast a front is moving because the United States is very large, a large number of station models help give a more complete picture of the weather and make weather forecasts more accurate.

Step-by-step explanation:

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Answer 2

To see which way atmospheric conditions and meteorological phenomena are moving, and how fast.

Also to see whether they were correct yesterday.