ECMWF weather data soon open to public [1st part]

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Created in 1975 at the initiative of members of the European Union, the European Center for Medium-Range Weather Forecast is an independent intergovernmental organization whose headquarters, until this day, is located in Reading, England. ECMWF is funded by 22 Member States and 12 Associated states. It employs nearly 350 persons, and its supercomputer equipment is one of the largest in Europe. For the past fifteen years or so, ECMWF forecasts tend to be among the most accurate in the world, according to verification data from the World Meteorological Organization (WMO). ECMWF is currently headed by French meteorologist Florence Rabier, who worked at the local meteorological office of Météo-France.

But, since the advent of Brexit, The situation has changed. The United Kingdom is no longer part of the EU, ECMWF must move to a European country, and this could lead to, For weather data users, consequences rather… Positive ! Read more …

Simultaneous Wi-Fi and cellular connection

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In coastal navigation, so often within range of a cellular network, you can download GRIB files, weather maps, or simply communicate with friends. But what if your smartphone or tablet is already connected to a multiplexer via Wi-Fi, or an NMEA gateway, without cutting off the data that powers our favorite navigation app ? This is the tip of the summer…

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Cyberattacks and boating

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Garmin was the victim of a cyber attack that began on 23 last July and lasted several days. The resulting outage disrupted many of its online services.

Navionics customers could no longer access the Navionics server via their login credentials. L’application Navionics Boating, the Navionics chart installer and chart viewer have all been impacted. products could no longer be purchased directly from the Navionics website. Chartplotters could still be used as standalone devices during this Garmin outage, but the maps could no longer be downloaded or updated. Read more …

Weather4D Routage & Navigation supports Imray charts

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With the delivery yesterday of the version 2.0.54, Weather4D add Imray (¹) to the Routing & Navigation, recently available in Geogarage. Five layers cover the Atlantic facade (²) , from the North Sea and Shetlands to the Canary Islands and the Azores, and one layer covers the Greater and Lesser Antilles.

But the most important are the three layers covering the western, central and eastern Mediterranean, which now provide detailed coverage from the Ionian Sea to the Aegean Sea. An excellent complement to the international SHOM layer. Read more …

Smart navigation – From paper charts to augmented reality

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I relay here, in French, an article published in the British magazine Yachting Monthly (¹) the 30 th. The subject deals with the debate between paper charts and electronic navigation, by stating many truths, but also sometimes one or two untruths. The remarks have the merit of presenting contrasting arguments, and to obtain the opinion of recognized UK's professional boaters. Since the confinement imposes time constraints on us, let's take this opportunity to enjoy this instructive reading.… Read more …

Receive facsimile weather maps with an iPad [Update]

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Un récepteur BLU plaisance

An SSB receiver for leasure boating

HF Weather Fax to Black Cat Systems is an application allowing you to decode facsimile weather maps on an iPad, an iPhone or Android device. The analysis and forecast maps are provided by radio stations around the World. Broadcast on shortwave, they can easily be received by BLU receivers as found in boating catalogs.
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Receive graphic weather maps on iPad [Update-2]

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Weather analysis and forecasting maps developed by the NOAA (USA) and the Met Office (UK) cover vast areas over the Wold. They can be obtained sending a request by email to the weather server of british company MailaSail. With the latter, many maps are available in a listing (¹) in which it suffices to click on the links to load the request in a message ready to send.

[Update September 13 th 2025]

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