Over 300 homes and businesses in the Shannonside region have now spent two nights without power following Storm Ashley.
Arigna and Crossna in north Roscommon have over 250 premises without electricity while parts of Kilnagross in Co Leitrim are also impacted.
Meanwhile, there has been a major power outage reported in the Gorvagh area of Co Leitrim this morning.
There are currently over 1,100 homes and businesses without power.
According to the ESB's powercheck website, they hope to have electricity restored to all affected in the region by the end of the day.