Break News – Navigation Mac

Updating Weather4D User Guides

Posted on28 th 202528 th 20254 comments

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 As a result, the MFWAM Europe is withdrawn.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.

Update of the UKHO charts catalogue at Geogarage

Posted on5 th 2025

Update of the British charts catalogue from UKHO for Weather4D Routage & Navigation and SailGrib WR by Geogarage.

825 updated charts, dont 20 new editions
3 deleted charts

In total the UKHO catalog includes 885 charts (1637 with insets)
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Update of the SHOM map catalog at geogarage

Posted on26 th 2025

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

170 updated charts (dont 1 New edition)

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).

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Tutorial : Weather in the Mediterranean Update V.1.1

Posted on11 th 202511 th 2025One comment

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

Version 1.1 – Addition of a paragraph on Advanced thunderstorm forecasting data.

88 pages
48 screenshots
14 videos

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New tutorial : Weather in the Mediterranean

Posted on18 February 202518 February 20253 comments

March, the volume 2 from Introduction to Marine Weather has been published on the iBook Store (Apple Books)

The Mediterranean Sea has a unique configuration in the world. An enclosed maritime area of nearly two thousand nautical miles from west to east, it is only open to the Atlantic by a strait of eight nautical miles. Read more …