The vessel left Heysham at 1.40am but isn't expected to arrive in the capital until 8am
This morning's Manxman departure to Heysham is delayed by two hours after weather affected the overnight crossing.
The vessel left the Lancashire port at 1.40am, but isn't expected into Douglas until 8am.
It means the 8am service is now expected to leave at 10am, with passengers asked to check in by 9.15am.
Gale force winds and gusts in excess of 60mph have been impacting the Irish Sea over the last 24 hours.
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