Met Eireann has upgraded its wind warning to a status orange for 13 counties tomorrow - including Mayo, Galway, Sligo, Leitrim, Donegal, Cavan, Monaghan, Clare, Kerry, Dublin, Kildare, Louth and Meath.
Storm Ali will track closed to the west and northwest coast from the early hours of tomorrow morning until late afternoon, with south to southwest winds veering westerly and gusts of 110-120 km/hour for a time in some areas.
Winds will be strongest along Atlantic coasts and first, and will extend further east later in the morning.
The status orange wind warning is in place from 5am tomorrow morning until 1pm.
A yellow wind warning is in place for the rest of the country.