Schools, creches and colleges in Waterford and Wexford will remain closed today.
Storm Barra has seen severe winds and heavy rain continue to batter the country overnight.
A yellow wind warning is in place for the entire South East until this evening.
Tens of thousands of homes and businesses also remain without power, including thousands in the South East.
Wexford appears to be the worst affected county in the region in terms of power outages, with a cluster of faults in the county.
You can check the full list of outages and expected restoration times here
Spokesperson for ESB Networks, Siobhan Wynne, says crews are resuming work this morning to restore services:
"All of our available crews will be heading out at first light, to attend [where it's safe to do so] to power outages and restore supply."