iPadOS 26.2 and multi-window management.

From iOS 11 until iPadOS 18.7.x you could use the “SplitView” function (¹) to view two apps running simultaneously on an iPad. It was particularly interesting in “landscape” mode for, in example, use Weather4D at the same time as consulting the User Manual and watching its videos, or even activate two different applications. Since version 26.x has arrived the multi-tasking mode (²), or multiwindow, macOS style, which consigns SplitView to oblivion. Latest update 26.2 further improves operation by correcting some minor flaws. Read more …

Get Weather Forecast with Satphone at Sea [MAY V.2.3]

Update 2.3 (November 2025) of the guide Get Weather Forecast with Satphone at Sea French version.

  • Removing Iridium Mail&Web app (*)
  • Alternative apps
  • Updated Starlink conditions and services as of November 1 2025.

 

[ADDENDUM] After a long and bitter battle with Apple, the process of updating works has finally been corrected in iTunes Connect and the version 2.3 is finally available for download. However the version number is still not implemented (except on the pages of the book).

Read more …

Tutorial : Weather in the Mediterranean Update V.1.2

March, the volume 2 from Introduction to Marine WeatherWeather in the Mediterranean, is updated on the iBook Store (Apple Books)

Version 1.2 – Layout improvements and link fixes.

  • 88 pages
  • 48 screenshots
  • 14 videos

Warning : A severe bug still unfixed affects the new process for uploading book updates. The version number is no longer replaced on the iBook Store and remains "Original". On the other hand, the description of the modifications is present. Once again : thank you Apple !
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Updating Weather4D User Guides

Changes have been made to the available ocean GRIB models :

    • MFWAM Global : Météo-France's global wave model has been upgraded to a resolution of 0,1° (6 NM) in addition to the 0.5° (30 NM) current. As a result, the MFWAM Europe is withdrawn.
    • HYCOM : the American global currents model, which has become unreachable, is discontinued.
    • Various additions and improvements.

Read more …

Météo-France in the storm

After NOAA, which has just suffered the wrath of the Trump administration (1), here is the Météo-France institute in turn pinned by the national press. After the newspaper La Dépêche on March 24 th, Le Monde adds on April the 20 th (2) by taking stock of the situation and studying the causes of the recent errors that have occurred several times in the weather forecasts of recent months Read more …

Météo-France strengthens its observations in the Mediterranean [Update]

Following the catastrophic weather phenomenon that hit Corsica on 18 August 2022, causing considerable damage, Météo-France has undertaken to deploy additional resources in the western Mediterranean to better predict the occurrence of such phenomenon.

March, the 5 th 2025, Météo-France has launched the fifth in a series of weather buoys anchored off the coast of France northwest of Corsica. This deployment is part of the reinforcement of the sea observation system, initiated in June 2023, and aims to improve local capacity to anticipate extreme weather events before they reach land. Read more …