The Cessna light aircraft that ditched in the sea off Jersey was due to fly back to Perranporth on Wednesday afternoon.
A search and rescue operation is underway to find what is believed to be two people onboard.
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The youngsters - known as kits - are living with their parents at the Woodland Valley Farm in Ladstock near Truro.
Some sunny spells as we go into this evening, with some low cloud coming in from the coast.
Ending the day with some pleasant sunny spells, however coastal low cloud will spread inland later, with some mist and low cloud.