The Ann and James Ritchie II arrived on Saturday morning.
The £2.2 million Shannon lifeboat is the most advanced in the RNLI fleet.
A spokesman said it's safer and faster and designed to keep crew safer on shouts.
A formal naming ceremony and service of dedication will take place in early summer.
Filipino festival planned for Laxey
Glen Maye requisition meeting scheduled
Viking longboat races today
Postal vote applications have to be in soon
Mum launches petition over university support
Bus services north and south face disruption later
Wildlife Trust unveils woodland plans