With a severe storm approaching, Luke makes sure that any vessels in the vicinity of Donaghadoo are aware of the weather warning and helps get them to safe moorings to ride out the storm.
The local Powerboat race is televised from the "eye in the sky" back to the big screen outside the Lifeboat Station where the town is gathered to watch.
After Luke salvages a damaged speedboat, Stanley converts it into a glass bottom boat. On its maiden voyage the Goofreys see McScrotney plundering the coral reef in Chalder's Plunge.
Luke has a day of exercises. Working with Search and Rescue Helicopter Holly, Davy is airlifted from the sea onto Luke's deck and Luke is excited to show off his self-righting capabilities.
While everyone is returning home a sudden squall blows up and the kids - Mucker, Deeko, Long Sally, and Wee Mai, are separated from the main convoy and shipwrecked.
As Luke clears the bay after a storm, George and Stanley take a romantic couple out on one of their snorkeling Eco-tours to swim with Brendan the dolphin.
When a routine rehearsal for the open day goes awry and Davy gets caught up in the 'Spinner', Luke must use all his skill and courage to rescue him from the whirlpool and gets a nasty scrape on his hull for his troubles.
It's Donaghadoo's annual Birdman Day and everyone is dressed up ready to "fly" from the end of the harbor wall, Luke is on standby to help fish everyone out of the water.
Sir Horatio McNemisis is back in Donaghadoo to visit Luke for an inspection of his life saving equipment. But trouble is manifest in the form of Sir Horatio's pint sized nephew, Farquhar.
After George is given the keys to the Rusty Tub and Stanley goes to the local hop, George "pimps his ride" and chugs off to take Clara, Farmer's Clabber's daughter, on his idea of a hot date.
While Luke is having his engine serviced by Cyril Wrench, Mr Goofery the geography teacher takes the kids on a kayaking expedition to Keely Pye weather station.
With heavy weather approaching everyone makes preparations for a possible tidal surge except on one of the islands where two archaeologists are excavating beside the local dolmen.
An Exploration Vessel is using a submersible to find the rare and aggressive Tiger Whelk, which has been decimating the seabed and George and Stanley's livelihood.
After delivering medicine to Heather the Weather on Keely Pye, Luke returns home to make sure that everyone is sheltered ahead of the approaching storm, everyone that is except for the Stormchaser crew.