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After a sunny Saturday here it is the clouds begin to gather in the northern regions and the first rains. Am the signal of a new change in circulation, we already told you yesterday and everything is confirmed. Over the next few hours the low pressure vortex present in Ireland will be biased towards the Iberian sector and the currents over italy They will be strengthened from the southern quadrants. cirocus winds that will precede the arrival of an intense Atlantic disturbance that will begin to bring the first heavy rains in the Ligurian Sea and the high Tyrrhenian Sea starting tonight. will be all temporarynourished by strong humidity of the air and temperatures that are still very mild. So the front will go into action real that will flow over the northern regions and part of the Center during the the following night and throughout the day on Monday.
At risk storms and critical problems hydrogeological Central Eastern LiguriaWestern Emilia, Lombardy, Veneto, Trentino Alto Adige and Friuli Venezia Giulia along with Tuscany. The bulk of the phenomena will be concentrated in these areas until the afternoon. Then, between the afternoon and early evening it could be Umbria and Lazio also participate.
Total accumulations predicted by mathematical models are remarkable. By midnight Monday they could fall even further. 150/200mm of rain between Liguria eastern and tall tuscany. Similar or even greater amounts up to 200/250mm in medium high VenetoLow trentino is high Friuli. Beyond 100/150 mm in Emilia Western and southeastern Lombardy. They are important reference values whose maximum threshold cannot be neglected. The greatest risk will be for river basins from eastern Liguria, western Emilia, Veneto and Friuli, which will receive large and widespread quantities of water with the risk of waterways may exceed the warning level or exceed it locally overflowing. The other important aspect will be the strong sirocco ventilation that will affect all of Italy with the possibility of storm surge AND high water in the lagoon Venice. a peak of 120/125cm expected around mid-morning on Monday, but high tide conditions may also repeat on Monday afternoon and Tuesday morning. In the rest of the Peninsula time will have diametrically opposite characteristics, except the wind which will be common to all. The sky will only be crossed by medium-high clouds with predominant sun in the southern regions of the peninsula and Sicily. The thermal aspect will be of importance which will cause a new increase in thermometers in the southern regions and part of the Center with the possibility that in some areas maximums of 28/30°C will be recorded. These include the interior of the Adriatic, northern Sicily and Sardinia.
To know the expected thermal trend in the coming days, consult our thermal maps for up to 10 days >> Here.
Italy is also a country affected by tornadoes of the same violence as its American ‘cousins’. There is no shortage of EF5 cases either. Here are the regions with the highest risk and what is the period of greatest activity >> Here.