Real-time updates: Memorial Day traffic

Real-time updates: Memorial Day traffic

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Highways across the state will be busy Monday with heavy Memorial Day traffic as people return from their weekend trips.

Drivers should be prepared for longer wait times at ferry docks and Canadian border crossings.

From Thursday to Tuesday, the Washington State Ferries projected about 500,000 people to ride the ferry for Memorial Day weekend.

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There will be a few holiday schedule changes for the Edmonds/Kingston, Mukilteo/Clinton, Point Defiance/Tahlequah and Anacortes/San Juan Islands/Sidney, British Columbia routes Monday, according to the Washington State Department of Transportation. The Seattle/Bainbridge and Fauntleroy/Vashon/Southworth routes will operate on a weekend timetable that day.

If you're flying into Seattle, Sea-Tac Airport says this will be the busiest Memorial Day weekend ever.

KIRO 7 News is tracking incidents that may lead up to congestion and backups in Washington state. See updates below.