The prefecture of Morbihan announces that the department has been placed in yellow vigilance, especially for the wave-submersion phenomenon, from Wednesday, November 7, 2018 at 2 am until Thursday, November 8, 2018 at 3 am.

The prefecture of Morbihan announces that the department has been placed in yellow vigilance, especially for the phenomenon waves-submersion, from Wednesday, November 7, 2018 at 2 am, until Thursday, November 8, 2018, at 3 pm.

The first significant event of this end of the year is expected on the night of Tuesday, November 6 to Wednesday, November 7 around 2 am, until Thursday, November 8 at 3 am.

The following values ​​are expected : - Tidal coefficients 99- high tide at 4 h 17 (Etel) - southerly wind 60 km / h with gusts at 80 km / h - maximum weather surge of around 30 to 50 cm - waves from 4 to 5 m south-southwest direction - sustained rain and showers are also expected, becoming stormy at the end of the night: 15 to 20 mm, locally up to 40 mm.

Precautionary advice by the prefecture of Morbihan: click here