National Emergency Coordination group advised:
People are urged to keep in mind their personal safety which is of utmost importance as Hurricane Ophelia approaches.
People are urged to stay indoors and not to make unnecessary journeys.
A Red Weather Alert is in force for the entire country tomorrow.
Met Éireann has warned of a possible risk to life.
All schools, colleges and childcare facilities will be closed.
Airlines have announced flight cancellations and customers are advised to check online.
The HSE has cancelled all outpatient appointments.
Dunnes Stores close its stores nationwide today due to national Status Red weather warning.
People are advised to stay indoors and make no unnecessary journies.
People should secure any garden furniture, bins and other outdoor equipment before the storm hits.
Heavy rain and storm surges along some coasts will result in flooding.
ESB has warned of potential power outages of up to three days in some areas.
Bus Éireann has cancelled all services nationwide from 5am to 2pm.
An Post have cancelled mail services in Cork, Kerry, Waterford, Galway Clare and Limerick.