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The real time lightning alert project from The Weather Network (TWN), provides location specific alerts and details for the safety and wellbeing of the Canadian public. This presentation aims to review the key technology and infrastructure that enables real time public lightning alerts from TWN. How the lightning data is collected via TWN’s Lightning Detection Network sensors. How real time spatial data is processed via FME Server, what transformers were used, what were tried etc… How the lightning alerts are disseminated across a variety of platforms via Apache ActiveMQ. And finally, how this data is presented to the Canadian public via a variety of web, mobile and TV products.