How is a tsunami different from a wind-generated wave?
Wind-generated waves usually have periods (time between crests) between 5 and 15 seconds.Tsunami periods normally range from 5 to 60 minutes. Wind-generated waves break as they shoal and lose energy offshore.Tsunamis act more like a flooding wave.A twenty foot tsunami is a twenty foot rise in sea level.
• Wind-generated waves usually have periods (time between crests) between 5 and 15 seconds. Tsunami periods normally range from 5 to 60 minutes. • Wind-generated waves break as they shoal and lose energy offshore. Tsunamis act more like a flooding wave. A twenty foot tsunami is a twenty foot rise in sea level.
