Weather report France had placed this Friday, September 3 the department of Hérault in orange vigilance for the risks ” thunderstorms ”And“ rain-flood ”. The alert is currently valid until Saturday, September 4 at 6 a.m. The alert was finally lifted in the afternoon.
“Heavy stormy rains started at the end of the morning on the plains of eastern Hérault. These heavy rains will last for several more hours in the same areas, with accumulations that can reach a total of 100 to 120 mm over the episode, or even locally exceed them ”, thus specified the meteorological institute in its bulletin of vigilance.
#vigilanceOrange : Heavy thunderstorm rains in progress over eastern#Hérault. It fell 93 mm the last 2 hours (50 mm / 1 hour) on the airport of #Montpellier, more than the monthly average. This risk of heavy rains continues this afternoon in the same areas. pic.twitter.com/H6Ahs6AcZs
– VigiMétéoFrance (@VigiMeteoFrance) September 3, 2021
At the start of the afternoon, Météo France indicated that “The precipitations, sometimes intense, continue” in the Hérault.
The “Heavy rains will last for several more hours in the same areas, with accumulations that can reach a total of 100 to 120 mm over the episode, or even exceed them”, continues the meteorological institute on Twitter.
– Languedoc weather (@MeteoLanguedoc) September 3, 2021
Potentially significant damage
Météo France nevertheless specifies that this “Mediterranean rain-storm situation is not exceptional for the season”, although it requires “Special monitoring due to the stationarity of precipitation in highly urbanized areas”.
?? Patrice Intention pic.twitter.com/1IWWXVT2t2
– Weather Gard (@MeteoGard) September 3, 2021
The meteorological institute thus warns that these “Severe thunderstorms” are “Likely to cause significant damage” and that “Lives and property can be locally endangered”.
The inhabitants of the department were advised to stay away from trees and streams, to avoid moving, to protect property exposed to the wind or which may be flooded or not to go down into the basements. .
The rest of the southern half of France is placed on yellow vigilance.