Storm Elias reached the Attica region early on Wednesday, bringing very heavy rain and thunderstorms with intense lightning activity.
Fire Brigade spokesperson Vassilis Vathrakoyannis, in statements to state broadcaster ERT, reported that the storm had not caused serious problems in Thessaly so far, while heavy rain and thunderstorms had been recorded in Fokida, Evia and Evritania.
Scattered showers fell in the Peloponnese, with the heaviest rainfall in the mountainous areas of Corinth. The rain in the eastern parts of Achaia and the Ionian island was not especially intense.
Vathrakoyannis said that the rainfall in Attica had not created serious problems thus far, adding: "We are monitoring the progress of the adverse weather phenomena in order to address any problems immediately. Regardless, great caution is needed throughout the day."