Threat to Christmas travel plans as fog hits flights and storm warning hits ferry sailings

Ferry sailings tomorrow from the UK have been cancelled and flights from three London airports were hit by delays after fog shrouded the UK capital this morning.
Irish Ferries is operating as normal until Friday when Swift services from Dublin to Holyhead have been cancelled along with the planned service on the Oscar Wilde at 10.45am. The same ferries operating back to Ireland from Holyhead have also been cancelled.