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PredictWind Offshore App

Free GRIB Viewer

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The simplest way to download and view GRIB forecast files

This free app from PredictWind allows the seamless downloading of multiple GRIB files for your coastal or offshore passage. The intuitive interface allows you to download and immediately view GRIB files, weather routes, GMDSS Text forecasts and Satellite Imagery.

Universal Integration

The Offshore App has seamless integration with most Satellite and SSB systems.

Forecast Confidence

Be safe and confident of your offshore forecasts with access to the PredictWind PWG/PWE forecasts in addition to the ECMWF/Spire/UKMO and GFS forecasts.

Powerful Tools

Get the most powerful forecast tools that are simple and easy to operate - Weather Routing & Departure Planning.

Download the Offshore App Now!

To get GRIB files on a Satellite/SSB Connection, and to use the Weather Routing/Departure Planning tools you will need to have the Standard or Professional Package.

GRIB Files

  • GRIB files are a special binary format of weather data.
  • It is the same forecast as available on the weather forecast site, but as the files are highly compressed, it is ideal for downloading across wireless communication devices.

How It Works

Select Your Route
Click and drag the start and finish waypoints for your trip. The app will automatically select the relevant high resolution and offshore GRIB files for your trip. High resolution GRIB files are only available with Standard/Professional account.
Download GRIB Files
Click on the download button to download your GRIB files. You have the option to select your parameters such as Wind, Rain, Wave, Cloud, Temperature, Sea Surface Temperature and Current.
View GRIB Files
The GRIB files from your latest download are automatically displayed, and can be animated by the control menus.
Trip Tools
The app includes a collection of incredible tools for trip planning and forecasting including PredictWind's powerful Weather Routing, Departure Planning, Destination forecast, GMDSS text forecasts & Satellite imagery.
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Learn more about how to use the Offshore App for your Satellite or SSB connection with our comprehensive tutorials.

Find out how
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PredictWind Offshore App with Iridium GO!

The Offshore app has built in Iridium GO! connectivity and optimization. You can connect directly with the Iridium GO! to access GRIB files anywhere in the world via satellite with the incredible unlimited data plan.

Learn More About Iridium GO!

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DataHub GPS Tracker

Track, blog, connect and save all your onboard data sources with the DataHub by PredictWind. In Additional to highly accurate GPS tracking, it’s packed full of extra features including wind data, GPS & internet sharing, boat polars, data logging and remote support.

Learn More About the DataHub

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The lowest cost global GPS tracking device

View your boats GPS track, your friends GPS track, or your local cruising rally in the Offshore App.

Learn More about YB3i

Download the Offshore App Now!

To get GRIB files on a Satellite/SSB Connection, and to use the Weather Routing/Departure Planning tools you will need to have the Standard or Professional Package.