The Steam Packet says its overnight Heysham sailings, as well as two tomorrow are at risk of delay or cancellation.
Strong winds, up to gale force eight, are due to hit the island tonight into tomorrow.
The company had already delayed this afternoon’s Manxman sailing from Heysham slightly, from 1:45pm to 2:45pm.
Allowing for the weather, the company said a decision will be made on tonight’s sailing from Douglas and the overnight return by 5:15pm.
A decision on the Wednesday morning 8am sailing to Heysham and afternoon return will be made by 6am tomorrow.