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Marine Weather Forecast for Sailing

Explore wind, gusts and waves hour by hour at a selected location. Compare upcoming conditions before a cruise, training session or race.

  • Wind, gusts and available wave information
  • Location search and an hour-by-hour timeline
  • Provider choice and previously cached forecasts
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SailAlign marine weather forecast with wind and wave timeline
SailAlign: sailing app - Marine Weather Forecast

Marine Forecast - Plan Routes with Accurate Wind & Wave Data

Access detailed marine weather predictions for safer route planning

Stay ahead of changing conditions with detailed wind and sea forecasts.

  • Wind & marine data: wind speed, gusts, waves, and sea state
  • Hour-by-hour forecast data for short-term planning
  • Quickly switch locations on the map or search by name
  • Recenter and refresh controls for your selected location
  • Lightweight and responsive interface
Your location. Your forecast.

Choose where to look, then move through time

Use your phone's location, select a point on the map, or search for a place by name. Recenter the view when you need a new reference point. The interactive timeline lets you review upcoming hours, with a forecast view of up to 72 hours where data is available.

Wind and gusts

Compare wind direction, wind speed and gusts at the selected hour to understand how conditions may change during your planned sail.

Waves and sea state

Review available wave height, period and direction. Marine data availability varies by provider and location.

The wider weather picture

Check precipitation, cloud cover and other available weather values alongside the wind and marine forecast.

Provider choice and previously saved forecasts

The app offers Open-Meteo and MET Norway provider options. Change the provider to explore its available forecast for your location; coverage and marine values can differ.

Previously fetched forecasts are cached on the device by provider and location. If a network request fails and saved data exists, SailAlign can show that cached forecast with a network warning. A saved forecast describes the data downloaded earlier; it is not a new offline weather update.

The interface presents hour-by-hour predictions. Refreshing checks the stored data's freshness and fetches new data when needed and online. This does not guarantee a new provider forecast every hour.

Use the forecast before your next departure

For a coastal passage, compare departure and later hours at the places you plan to visit. For training or racing, check wind direction, gusts and waves alongside the latest available maritime warnings. Save your completed sail in the logbook and review the route afterwards.

Get started in three steps

1

Choose a location

Search for a place, select a map point or use your current position.

2

Explore the timeline

Review wind, gusts and available wave data across the upcoming hours. Change the provider when useful.

3

Check freshness before sailing

Refresh while connected and distinguish live fetches from previously cached data.

Ready to Sail Smarter?

Set the perfect start, track your races, and stay prepared with one powerful app made for sailors - download SailAlign and experience the difference.

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