Why has the Mediterranean Sea suddenly cooled down?

Why has the Mediterranean Sea suddenly cooled down?

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Vacationers who arrived on the beaches of the Mediterranean Sea in early August were faced with a real heat stroke. In late July, the sea temperature near the French coasts reached almost 30 °C, and in recent days it has dropped to less than 15 °C, i.e. 5 to 8 °C below normal. seasonseason ,

It was in La Ciotat that the coastal waters were the coldest: only 13.5 °C was recorded last Sunday; In Toulon (14°C) and Marseille (14.5°C)! How to explain such a decline? it is the event ofto rise, very common in the Mediterranean Sea, but rarely so strong as in the recent past. l’to rise occurs when ventsvents Of teretere Blowing out to sea: Warm surface water is pushed seaward by the mistral, causing cold water to rise.

A collectivelycollectively One water replaces the other, which is why the water temperature can drop in a matter of hours. Surface water is actually very sensitive to weather conditions, which is not the case for water located several tens of meters deep. This Wednesday, the water warmed up a bit in Bouches-du-Rhône, 15 to 16 °C. On the Côte d’Azur coast, temperatures are barely normal for the season: 22 to 23 °C, after Nice recorded 29 °C three weeks ago.


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