ESB's powercheck page suggests some households will be without power until this evening.
Hundreds of customers in Offaly and Laois may still be without power this morning.
193 customers in Aglish are being told they can expect reconnection at 11.45 this morning, 42 will be without power until approximately 11.30 in Mountrath, while 37 customers in Kilcormac are being told they can expect power back around 5pm this evening,
ESB crews are working towards restoring power to customers impacted by outages last night due to lightening.
The Midlands, West and Mid-West were impacted after lightning strikes caused further damage to the network yesterday.