Storm Barra has seen severe winds and heavy rain continue to batter the country overnight.
Orange wind warnings are in place for Donegal, Leitrim and Sligo this morning, while a yellow alert will remain for the country until this evening.
The storm has led to the widespread disruption of hospital services and public transport.
Last night, the Department of Education advised schools in 12 counties, including Dublin, to remain closed today as a precaution.
Tens of thousands of homes and businesses also remain without power.
Spokesperson for ESB Networks, Siobhan Wynne, says crews are resuming work this morning to restore services: