A last Sunday for water. This is what awaits many areas of the Peninsula, according to experts’ predictions. The reason is on the arrival of a storm and an associated atmospheric river, a couple that has crossed the Atlantic to bring us the tropical moisture of the Caribbean to the doors of Europe.
The return of the rain. Meteorological models advance the arrival of an atmospheric river to the western coast of the Peninsula. The forecasts of Meteored They point out that the arrival would occur between the last hours of Saturday and the beginning of Sunday. The river will come accompanied by a storm That, although it moves in higher latitudes, it will leave its mark on our meteorology due to the arrival of an associated front.
An atmospheric river. But what exactly is this of the Atmospheric River? Atmospheric rivers, or moisture rivers, are meteorological structures that are characterized by covering elongated extensions in low troposphereloading them with moisture that is dragged between humid tropical areas and subrtropical latitudes.
This implies that these events are of great route, both in space and in time: this humidity can travel thousands of kilometers over several days. Atmospheric rivers not only occur between the American tropics and Europe: a phenomenon like this He is also recurringfor example, in the Eastern Pacific, and is responsible for carrying rainfall from the center of the ocean to the west coast of North America.
A current in intense jet. The arrival of these transoceanic events is driven by a strengthened stream current. This fortune of atmospheric current facilitates the transit of this type of phenomena throughout the Atlantic Ocean, bringing them direct to our neighborhoods.
The calm before the storm. Until then, the forecasts indicate that rainfall will remain in the east of the peninsula, and that we could even see a rebound in the temperatures associated with the proximity of The storm and his associated front.
The forecasts of the State Meteorology Agency (Aemet) also talk about the passage of the Atlantic Front during the last day of the week, with “rainfall in the northwest third that, less likely, can be accompanied by storms and can affect the rest of the northwest half.”
Uncertainty, for now. We will have to wait to know how the passage of this front will evolve. The predictions of the European Center for Middle Term weather forecasts (ECMWF) They point that the rains could be maintained in some areas of the Peninsula, especially in the northern third. Aemet monthly predictions indicate A somewhat more humid week than usual in some isolated areas of the country, something that could be reversed in the middle of September.
Image | ECMWF
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