The Steam Packet says the Manxman will sail as scheduled tonight.
Earlier, the company said her 7.45pm sailing to Heysham and return trip at 2.15am tomorrow morning were at risk.
Poor weather including strong winds had been forecast.
On its website, the company says both sailings will go ahead as planned.
Difficult to compare Island's Hospice funding with UK, says minister
Mountain Road to close because of gales
New amber warning issued for tonight's storm
Police appeal over theft of building materials
One of capital's oldest buildings may become housing
New NHS safety rule to be brought in on Island
Two city streets to shut for over six months
Revamp of airport terminal planned, says DOI