The north coast has been battered by strong winds during the past 24 hours.
Portstewart felt the full brunt of the weather conditions. One of our readers, Dr Therese Charles kindly sent us in this video of the scene in Portstewart this morning. The crashing waves flodded the Crescent area and also battered the harbour wall.
Meanwhile, strong winds led to the Foyle Bridge being closed to high-sided vehicles earlier on Thursday, but it has now re-opened.
All ferry sailings between Rathlin and Ballycastle have been cancelled because of the weather conditions.
P&O Ferries said it anticipated disruptions on its services from Larne and Cairnryan.
It said anyone travelling on Thursday should check in as normal but expect delays.
High winds caused a tree to fall on the Coleraine to Limavady mountain road blocking one lane
The company said its latest sailing information would be updated on its travel information and weatherline on 0845 832 8888.
Northern Ireland Railways (Translink) said debris on the line had led to delays and cancellations on its Londonderry and Larne services.
John Wylie from the Met Office said: “It’s completely normal for the time of year. We’ve got to expect a few stormy periods every winter.
“We should expect winds that are capable of causing disruption, especially across the north.”