Millions of people in Ireland and northern parts of the U.K. are being urged to stay at home as hurricane-force winds disabled power networks and brought widespread travel disruptions.

Record high winds from Storm Eowyn battered Ireland and Northern Ireland on Friday, leaving almost one-third of Irish homes and businesses without power and forcing cancellation of hundreds of flights and the closure of schools and public transport.

The storm brought record-breaking winds as it battered Ireland, Scotland and northern England on Friday. Hundreds of thousands of electricity customers were in the dark.