Met Éireann have issued a Status Orange weather warning for counties Wexford, Dublin, Louth, Wicklow, Meath, Donegal, Galway, Mayo, Cork, Kerry and Waterford.
Between 6PM on Sunday, the 5th of October (today) and Monday, the 6th of October (tomorrow), south-easterly winds are expected to reach an average speed of about 50 to 70 km/h.
The national meteorological service has also warned that gusts of wind may reach up to 120 km/h.
Orange weather warnings are typically issued when it is likely that the weather will have a significant impact on people.
Coastal areas such as Wexford Town, Kilmore, Courtown, Curracloe, Fethard, Bannow and Rosslare will be among the worst-effected.
Between 20-40mm of rain is also expected to fall.