SeaETA
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How it works

  • Sea routes. Approximate port-to-port distance and transit time from your vessel speed. Planning only—not for navigation.
  • Weather-adjusted ETA. Unlimited: marine forecasts along the route with calm-water fallback when data is missing or beyond the forecast window.
  • Multi-port stops. Unlimited: up to five intermediate ports with stay hours included in total voyage time.
  • Export. Unlimited: CSV waypoints or a PDF summary from the result panel after you calculate.

Free users get a limited number of route calculations per day; weather, stops, export, and saved routes need Unlimited (pricing).