It is hoped that power will be restored nationwide by this evening. The ESB are working hard this morning to restore power to homes across the country. A number of customers were left without supply last night after gale force winds brought down trees on top of transmission lines.

We had 45k customers out we now have circa 25k it does look that most of these customers will be out overnight see powercheck.ie Apologies

— ESB Networks (@ESBNetworks) November 17, 2015

Almost 45,000 people were left without power, with the ESB restoring power to 20,000 of these late last night. It is hoped that the majority of customers will have power once more by this evening. According to their website the worst affected areas last night were Portlaoise, Mullingar, Ennis, Athlone, Naas, Tullamore, Celbridge, Kilkenny, North Wexford and Wicklow. As of this morning, areas affected include: Thurles, Ennistymon, Ennis, Scarriff, Newcastlewest, Gorey, Enniscorthy, Baltinglas, Kilcullen, Mountrath, Kilmartin, Delvin. A statement on their website reads: "ESB Networks are deploying all available resources and crews from less affected areas will assist technicians in the West, South, South East, where the majority of outages remain. Timber contractors will also be working with ESB Networks to clear away fallen trees and timber."

To report faults and emergencies ring 1850372999 Apologies to those out overnight and thank you for your patience we go again tomorrow — ESB Networks (@ESBNetworks) November 18, 2015

Round of applause for the many hands of @ESBNetworks out there tonight in pretty dangerous conditions.After 6hrs of darkness, light is back!

— Sabrina (@TheChaosOf3) November 18, 2015

Thanks to all the councils & their staff plus @ESBNetworks for their efforts during #StormBarney #dublin #treesdown pic.twitter.com/T4Fyghe302 — Dublin Fire Brigade (@DubFireBrigade) November 18, 2015

Update on power restoration in the aftermath of Storm Barney 8.00am https://t.co/VddOesR4Gf

— ESB Networks (@ESBNetworks) November 18, 2015

Well Barney is not loving dublin right now feck me #StormBarney #dublin pic.twitter.com/lJZKk9zBg0 — anastacia C (@lilmizzirish) November 17, 2015

Though this may be our favourite tweet of them all...

@ESBNetworks my heroes! We have power now! Who needs a diet coke break when we have you guys braving storms for us! pic.twitter.com/YwmXa9BVOV

— The Creative Yoke (@Creativeyoke) November 17, 2015