Strong and gusty winds could disrupt parts of Northern Ireland on Thursday.
The Met Office has issued a severe weather warning.Issued from 15:00 GMT on Thursday to 06:00 on Friday.
A number of outdoor festival events have been affected in Northern Ireland ahead of strong winds forecast.
The Meteorological Department has warned of large waves and possible flooding along sea fronts and coastal routes.
Road, rail, ferry and air services
It is expecting some disruption to road, rail, air and ferry services as well as some temporary loss of services including power supply.
Some heavy rain is expected along with the winds.
Westerly or northwesterly winds are forecast to bring gusts of between 60-70mph to coastal areas, particularly around the North Channel and Irish Sea.
Winds of 40-50 mph are possible inland, with conditions expected to persist into the evening.
What events are affected?
Falling debris and branches.
In the Republic of Ireland, wind warnings have been issued for six counties on the west coast.
A status yellow warning for Clare, Galway, Mayo, Sligo, Leitrim and Donegal will be in place from 13:00 GMT until 21:00 on Thursday.
Met Éireann is issuing warnings of difficult travel conditions as well as falling debris and branches.