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External Kelvin Wave (Hydroform Type)

Component: Hydroform

Unique Identifier: 699

Hydroform Class Wave
Hydroform Coastally Trapped Wave
Hydroform Type External Kelvin Wave

Definition Surface gravity wave with a rotational component propagated along the sea surface against a vertical barrier such as a coast or the wall of a basin. Such Kelvin waves are important at the Equator in determining the presence and strength of El NiƱo/ENSO events.