Storm Éowyn live: Strongest wind speed ever recorded in Ireland as thousands without power
- Gusts of 139 and 137 km/h were also recorded in Knock and Shannon respectively.
The record for the maximum speed ever of a gust of wind in Ireland has been broken overnight, as a gust of 183km/h was recorded at Mace Head in Co Galway.
Met Éireann said the previous record of 182 km/h has stood since 1945.
Over half a million homes, farms, and businesses are without power as of 6am on Friday, with ESB Networks saying "significantly more power outages" are expected.
ESB Newtorks said the damage to the electricity network and the impact on customers has been "unprecedented".
Gusts of 139 and 137 km/h were also recorded in Knock and Shannon respectively.
The highest mean wind speed since the storm began was 130 km/h at Mace Head, which is a hurricane force wind.
Have you lost power as a result of the storm? You can check this ESB powercheck map to see what areas of the country are affected by power outages, when they began, and their expected repair time.
You can enter your details under 'keep me updated', and you can be sent updates via text message or email.