From Canada to New Zealand, sites lighting up this year include the CN Tower in Canada, the Sky Tower in Auckland and Niagara Falls.

Local authorities, transport agencies, operators and critical service providers are coordinating response and clean-up operations following difficult conditions overnight.

After several days of persistent rainfall, the River Suir has risen, with overtopping in several areas.

The incident happened on the Old Tramore Road at Greenfields, at approximately 3pm.