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The Loire-Atlantique in red rain-flood vigilance

Update 02/10/2021

Météo France has placed the department on red rain flooding vigilance from Saturday October 2 at 6 p.m. Heavy amounts of rain are expected. For your safety, follow the instructions of the authorities.

Check out the first situation update here:

Weather situation at 6 p.m.

After a lull of a few hours at the end of the day, the disturbance regains in intensity from the evening. It is then maintained throughout the night in the departments placed in vigilance, where the accumulations will become significant. The expected values ​​are globally from 40 to 60 millimeters in less than 24 hours, up to locally 50 to 70 mm in Upper Normandy, and up to 60 to 80 millimeters in Pays de la Loire.

RED vigilance on Loire-Atlantique: the forecast values ​​are in the order of 80 to 100 mm over the central half of the department, and could locally reach 110 mm.

The disturbance ends up being evacuated by the east at the end of Sunday morning.

It should be noted that this degradation is accompanied by a strengthening of south to southwest winds, with strong gusts of the order of 70 to 90 km / h, or even 100 to 110 km / h on exposed areas of the coast. .

Follow the evolution of the weather situation on France weather site

What are the instructions?

The prefect expressly asks the populations to stay safe at home, not to take their vehicle except in cases ofabsolute necessity.

Particular vigilance must be observed near watercourses or bodies of water liable to overflow. Rainwater networks can also experience overflows in towns or along roads due to the volume of rain to be absorbed.

To ensure the safety of people, the prefect of Loire-Atlantique activated the departmental operational center on Saturday, October 2, 2021 at 6:45 p.m., responsible for coordinating information feedback from communities, meteorological and emergency services.

The prefect asked the municipalities of the department to activate their municipal safeguard plan.