Seine-et-Marne is a department in the Île-de-France region in Northern France. Named after the rivers Seine and Marne, it is the region's largest department with an area of 5,915 square kilometres; it roughly covers its eastern half. From Wikipedia
A slow-moving ‘goutte froide’ is forecast to drench the Paris basin with up to 80 mm of rain, raising urban runoff risks through Thursday afternoon.
