The Steam Packet says two sailings are cancelled today, with the possibility of two more being called off.
The 8am Manxman crossing from Douglas to Heysham was scrapped because of weather.
Her return voyage at 1.45pm has also been cancelled.
A decision on 7.30pm trip to Heysham and 1.45am return will be made by 5.30pm.
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Passport and immigration public counters to temporarily close
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Second night of police roadside car checks finds less defects
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