Titanic Belfast has been closed due to damage caused by Storm Kathleen.
Belfast Harbour Police set up cordons around Belfast's main tourist attraction after the roof was damaged by high winds.
People already in the attraction were ushered out a side door and away from the attraction.
In a statement, Titanic Belfast said it had taken the precautionary measure to close the building to the public for the remainder of today and tomorrow.
It said access to the roof to assess the damage is currently limited and remedial works can not yet take place due to the conditions.
It is hoped that the attraction will reopen on Monday.
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Titanic Belfast added: "The safety of the public and its staff are Titanic Belfast's priority and as such access to the building and surrounding plaza are closed and customers are being asked not to come to the site.
"All prebooked customers and clients will be notified and refunded. Once again, we apologise for the inconvenience caused."

In January, Storm Isha caused the attraction to close after its roof was damaged by the high winds.
The interpretative centre is the most popular visitor centre in Belfast and regularly draws a large crowd.
The UK Met Office has issued a yellow wind warning for counties Antrim, Armagh, Down, Fermanagh, Tyrone and Derry, that came into place at 8am and will lift at 10pm.
It warned of blustery showers in parts of the region, with strong to gale force southerly winds and possibly severe gales for a time along the Down and Antrim coasts.
Some exposed and coastal areas could see gusts reaching higher speeds of up to 112 km/ph.