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Meteorologists and leaders in Delta's Operations and Customer Center are keeping a close eye on a weather system expected to bring mixed precipitation to parts of the U.S. Southeast and Northeast on Monday.

Customers are encouraged to check or the Fly Delta Mobile App for the most up-to-date flight status information.

The airline issued winter weather waivers for Atlanta and airports across the Northeast to allow customers to adjust their travel plans and be reaccommodated on alternate flights.

Caption: De-icing in Atlanta earlier this winter.