The south-east of France is currently facing the first Mediterranean episode of the season: an event that occurs in mid-August, when the phenomenon is rather characteristic of autumn! Is it unprecedented?
A depression is setting up over the Bay of Biscay this Tuesday afternoon and it is propellingcharges on a C on the French coasts. A situation typical of autumn which arrives this year very early and which each time generates violent storms, stationary, and very rainy. High water temperatures will likely have more rain.
Gard, Hérault, Aude, Tarn and Aveyron will be swept away by impressive accumulations of rain by Wednesday evening: 90 to 130 mm, possibly 200 mm in the Cévennes, with a major risk ofbecause dry soils will be unable to absorb water. The sea will also be rough and it is not impossible that swirling phenomena such as tornadoes or form in thunderstorms.
Strongly stormy situation ⛈️ | In 4⃣ time.
1⃣ | From this afternoon: locally strong thunderstorms can occur over a large western half of the country. The strongest will concern the south of the Massif-Central. They will then shift to the east.
????️Simulation AROME pic.twitter.com/FOjd4isNCY
— Meteo-France (@meteofrance) August 16, 2022
A rare event in August, but not unprecedented
This type of Mediterranean episode, like thecall it, can happen at any . However, autumn remains the most favorable period, while summer is much less so. July and August are generally the two driest months of the year, and a Mediterranean episode at this time is very rare. However, the situation is not unprecedented: similar phenomena have already occurred in recent years, particularly in August 2006 and August 2018, also after a heat wave.
After oneearly in June, a remarkable succession of of and an historic, this Mediterranean episode in August is part of a