Two months of precipitation in 36 hours in Gironde

Hundreds of interventions by firefighters, dozens of secondary roads cut, flooded, residents put in safety ... Gironde and Landes, in red vigil rain-floods, were scarred this Monday morning 36 hours of exceptional and persistent rain. In the Gironde, the firefighters had carried out since the early afternoon Sunday more than 320 interventions, of which more than half in the night. The interventions mainly concerned flooded premises or houses, but 19 people also had to be put in safety, threatened either in a house, or in their car by the rising waters.

More than 60 municipalities were affected, but firefighters intervened mainly (75%) in the south-east of the Gironde, the municipalities of Noaillan, Origne, Louchats, in particular. Twenty secondary roads were impassable and cut in Sud-Gironde, Entre-Deux-Mers, Libournais and Haute-Gironde, but several dozen others partially flooded and under surveillance, without being cut, according to a report initial of the department Monday morning.

🛑⚠️Vigilance red floods, 19 departmental roads are closed in Gironde: 7 roadblocks in South Gironde, 5 roadblocks in Haute-Gironde, 4 roadblocks in Libournais, 2 roadblocks on the right bank, 1 road closed in Médoc . Be careful! pic.twitter.com/hCB6ApSug7

Floods in south Gironde #innodations #vigilancerouge @sudouest pic.twitter.com/HBDJdrpdPT

Nearly 110 interventions by firefighters in the Landes

In the neighboring Landes, the firefighters had carried out nearly 110 interventions since Sunday, again mainly for the drying up of premises or houses, trees on the road, but two people had to be evacuated and rehoused in the east of the department, in Aire-sur-l'Adour, according to the prefecture. But no victim either.

Between firefighters, gendarmerie, civil security, department, more than 130 people were hired, in rescue or on the road network. A dozen roads were cut in the department, mainly in the Haute Lande, near the Gironde. In the village of Sore, a departmental road was notably cut following the collapse of a bridge.

The heavy rains observed in the last 24 hours show an axis going from the North-East towards the Center and the Charente-Maritime, and from Aquitaine towards the south of Occitania. The rains will persist on these axes all morning Monday Stay informed on https://t.co/KA0Ij27Eea pic.twitter.com/Trd98Vtf7I

One to two months of precipitation in 36 hours

More than the violence of the precipitation, it is the duration of the sustained rains as well as their geographic extension which make the exceptional character of the rainy event, explained Météo France. Forecast quantities could reach one to two months of precipitation in 36 hours in places.

Read our flood brief

At the end of the night, the intensities were still sometimes sustained from the Gironde estuary to Poitou. Since the start of the episode, significant accumulations have been noted in particular in Gironde at Sauternes (87 mm) or Captieux (100 mm) in the Landes at Retjons (100 mm), according to the forecasting organization. Monday morning, the precipitation continued to chain from Poitou to Charente-Maritime, and from Sud-Gironde, towards Gers, Hautes-Pyrénées, intensifying on the Tarn in the extension. According to Météo-France, the red alert could be downgraded to orange for the Gironde and the Landes before midday.

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