![Storm Front in Mayo](https://image.chilimovie.com/public/300px/20190701/9XOhGlYuAAvnwqgCNDb1GWhOEH3.jpg)
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Ireland, June 1944. The crucial decision about the right time to start Operation Overlord on D-Day comes to depend on the readings taken by Maureen Flavin, a young girl who works at a post office, used as a weather station, in Blacksod, in County Mayo, the westernmost promontory of Europe, far from the many lands devastated by the iron storms of World War II.