Storm Brendan latest 6:45pm
Derek Hynes from the ESB says by 9pm tonight, a clearer picture will emerge as to the number of people who will be without power overnight.
Mr Hynes says at the storm's peak, more than 50,000 customers were without power.
Derek Hynes says there are now 30,000 customers without power, mainly in southern areas
The ESB said it has restored power to over 100,000 homes, farms and businesses so far today.
It expects the majority of those without power to have supply restored tonight, though some families will be without power overnight.
Latest power outages this evening
High wind and heavy rain has hampered the emergency services in the midlands as they tackled a major fire on a farm.
Two units of the fire brigade are still dealing with a blaze where substantial damage has been caused in buildings near a derelict farmhouse in Roscommon.
Locals say the blaze broke out on the farm near Strokestown after damage was caused to part of a building during high winds this morning and the fire units have been there all day trying to get control of the blaze in the severe gusts.
It's understood three buildings which are near the N5 Westport to Dublin road have now been destroyed but the buildings were derelict and nobody was injured.There is still significant smoke damage in the area.
Fire units from Strokestown and Elphin were at the scene of the fire all day.
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The Irish Coast Guard has said it is investigating reports of "people putting themselves at risk" on the Dublin coast during Storm Brendan.
They have advised that people do not approach breaking waves during storm conditions while they reiterated their message to "stay back, stay high and stay dry".
They also said that if people see anyone in difficulty on the coast or in water to call 112 or 999 and ask for the Coast Guard
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