Schedule: the flights that flew on Monday, Nov 2, re-dated. Real flights replace these once airlines file their FAA flight plans, usually about a day ahead.

DELTA · FLIGHT DL 1525 SCHEDULED · TYPICAL SCHEDULE
Today

DL 1525 · ATL → TPA

departs 12:46 PM ET · arrives 2:13 PM ET
Forecast issued Mon 4:00 PM ET · 3h after departure

DL 1525 isn’t flying ATL → TPA today

This listing came from a typical schedule. According to the FAA, DL 1525 flies these legs today: