The Steam Packet Company says two more sailings have been cancelled in the face of Storm Floris.
The Manxman's 7.45pm Douglas to Heysham voyage has been called off, along with her return journey at 2.15am tomorrow morning.
Also at risk are the vessel's 8.30am Douglas to Heysham trip and 2.15pm return tomorrow.
A decision on both of those sailings will be made by 6.30am on Tuesday.
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