"Expected accumulations [from precipitation] over the entire episode: Bouches-du-Rhone: 80 to 120 generalised, up to 150 to 180 mm on the east and locally up to 200/240 mm. Other departments: 80 to 120 mm generalised locally 150 mm", the agency said in a situation report.
An orange alert over the rainstorm has been declared in neighbouring Vaucluse, Alpes-de-Haute-Provence, Alpes-Maritimes, Var, and the Haute-Corse departments, the agency stated.