Storm Barra is set to hit Ireland on Tuesday and Wednesday.
Met Eireann has issued a yellow weather warning for Tuesday.
Strong winds and heavy rain have been forecast.
Winds will be strongest in western coastal counties, with severe or damaging gusts possible.
Heavy rain will bring localised flooding, with high waves at sea and a significant possibility of coastal flooding.
The weather warning is in place from 6am Tuesday until 6am Wed morning.