First European geostationary sounder enters service

First European geostationary sounder enters service Craig MacDonald Tue, 13/10/2026 - 14:00 Europe’s first geostationary sounder enters service to track storms in four dimensions Data from Meteosat Third Generation’s Infrared Sounder are now operational, strengthening forecasts and severe weather warnings Data from the Infrared Sounder on the first Meteosat Third Generation (MTG) Sounder spacecraft enter operational service today, as the satellite takes its new name, Meteosat-13. Last Updated Published on The sounder’s observations of temperature, humidity and trace gases down through the atmosphere will support earlier and more precise warnings of severe weather and support air quality forecasts across Europe, helping to protect lives, livelihoods and economies. One of two instruments on Meteosat-13, launched on 1 July 2025, the Infrared Sounder is the first of its kind that Europe has placed in geostationary orbit. It is also a first for any global operational weather observation programme, reflecting Europe’s leadership in this field. Every 30 minutes its measurements can be used to detail how warm and humid the air is at different heights over Europe, and to track ozone, dust a

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