Author : Francis

From 2009 independent IT trainer and consultant for boating. Translator of several navigation apps on iOS and MacOS. Professional in boating for over 30 years old, I dispense from training to applications as well as advice and assistance for the integration of mobile devices (tablets, smartphones) on board pleasure boats.

El Niño’s big comeback

Posted onLeave a comment

For several weeks the general public press has been raving about the occurrence of a “Super” El Niño, which could be “the most intense in the last ten years”, could “make 2027 the hottest year on record », or even “the scenario that is emerging for 2026 could be the most violent ever seen ».
I know the press loves sensationalism and disaster scenarios, but let's keep a cool head in this media heat-up. While predicting the rapid return of an El Niño episode in the second half of the year 2026, some scientists are more measured in their assessment of the probabilities of development of the phenomenon while others, on the other hand, are worried about it. Read more …

SHOM 1Q2026 Map Update at Geogarage

Posted on

Catalog update SHOM charts France / DOM-TOM and dependencies by Geogarage for Weather4D Routage & Navigation and SailGrib WR

  • 222 charts updated (dont 7 news editions).
  • 6 new charts added.
  • 3 deleted charts dont 2 Replaced.

The catalog includes 866 charts (1432 with the inserts)

All international cards have been removed and will not be replaced by SHOM (See the information of the GeoGarage blog). However, they continue to be present in the database (but will no longer be updated from their last version).
–––

GPS turmented

Posted on

An exponential number of cases of jamming and spoofing of GPS signals has been observed throughout the world in recent years. Whether due to conflicting states, to terrorism, or simply by using a jammer accessible to anyone on eBay or the Dark Web for less than €100 ! Our modern world is based on a frighteningly fragile system, extremely vulnerable to jamming, signal spoofing and the threat posed by anti-satellite weapons. Simply consult the site in real time gpsjam.org to convince yourself (¹). Read more …

NavimetriX update 1.9

Posted on

New features

•⁠ ⁠GEFS overall routing : Routing uses 30 weather scenarios of the GEFS model in addition to the control run. This makes it possible to visualize the reliability of the routings and the dispersion of wind and pressure along the route.. Resolution 0.5°, 30 forecast days.
•⁠ ⁠⁠Real-time rain radar : Five radar sources are available : Météo-France, DWD (Germany), DPC (Italy), MET Norway (Scandinavia) and NOAA (UNITED STATES). Each source includes the nowcast (nowcasting). The timeline allows you to view past observations and future forecasts.
•⁠ ⁠Automatic reading of routes : play/pause button to start automatic scrolling of routes
•⁠ ⁠⁠Interface PIXEL EXOCET : Pixel sur Mer interface support – EXOCET for NMEA data exchange 0183 with on-board instruments.

Improvements

•⁠ ⁠Central and side handles for area selection on the map.
•⁠ ⁠Built-in image viewer for weather maps on all platforms.
•⁠ ⁠Linux : reducing the size of the AppImage (deleting debug files).
•⁠ ⁠Removed land mask artifacts along coastlines.
•⁠ ⁠Interaction in weather graphics : changing the display time directly in the graph.

–––

Get Weather Forecast with Satphone at Sea V.2.4

Posted on

Update 2.4 (01/2026) of the guide Get Weather Forecast with Satphone at Sea version French and English.

  • Update of Starlink conditions and services until 30 January 2025.

The version number is no longer implemented on Apple Books, I now add it to the description of the book. It is also present on all page footers.

If the update doesn't appear in Apple Books, delete the book from your device and reload it from AppStore, you will not have to pay it again.
–––