Crossing to Douglas now going at 1.30pm
The Steam Packet Company has brought one of today's sailings forward to avoid the worst of the weather conditions.
The 2pm departure to Douglas from Birkenhead will now leave at 1.30pm as a result of the adverse forecast.
Those booked to travel on this crossing are asked to check in by 1pm.
A decision on tonight's 7.45pm service to Heysham and the return sailing at 2.15am tomorrow will be made by the operator by 5.30pm.
Winds reaching severe gale force nine are expected later.
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