iPad Screenshots


Our weather forecasts have been the professional mariners choice for over two decades. Today, the Theyr brand has become synonymous with accuracy.

Using the most advanced weather modelling to produce the most accurate forecasts available today, GRIBview by Theyr provides you with:

- The highest resolution weather forecasts built on super high-precision data from 10km down to 1km resolution on an hourly time step
- Free global forecast data for a highly compressed and very efficient overview of the oncoming weather
- One-click access to unrivalled granular and detailed forecast accuracy for your favourite sailing areas
- GRIB download functionality for further offline use during your maritime activities
- Free offline charts which don't require an Internet connection to view.

Our forecasts are used by many of the world’s best known maritime organisations, businesses and professionals. From the most successful Olympic sailing teams and Americas cup teams to the biggest commercial names in the industry.

Save and name your favourite areas for single click downloads of multiple parameters, view files offline at any time. Visit our home page www.theyr.com for more information.

What’s New

Version 2.2

- Added super-high precision forecast area for Round the Island Race event: 800x800m spatial resolution 48h forecast, nearly 1 million sq. km coverage.


Theyr ltd
124.7 MB

Requires iOS 8.0 or later. Compatible with iPad.



Age Rating
Rated 4+
© All the products, services, data, software and information accessible via our application and the Site, including their design and arrangement, are exclusively owned or controlled by Theyr Ltd
In-App Purchases
  1. Theyr Map Free


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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