
Strong storms, hydrogeological and hydraulic risk affect the South and part of Central Italy
The Civil Protection has issued orange and yellow weather alerts for hydrogeological and hydraulic risk in several Italian regions, including Campania, Calabria, Sicily and Puglia, due to an autumn disturbance bringing strong thunderstorms.
AI-generated summary
An autumn disturbance is crossing Italy, bringing meteorological instability to much of the southern and central territory.
The warning foresees the persistence of precipitation, ranging from scattered to widespread, with a predominantly downpour or thunderstorm character, over Campania and extending over Calabria. Furthermore, from tomorrow morning, thunderstorms are also expected in Puglia. The phenomena will be accompanied by heavy showers, strong gusts of wind, local hailstorms and frequent electrical activity.
A yellow alert for hydraulic risk is also expected in some areas of Calabria, Campania, Lazio and Sicily; risk of thunderstorms in Abruzzo, Basilicata, Calabria, Molise, Puglia and Umbria; and hydrogeological risk in Abruzzo, Calabria, Campania, Lazio, Molise and Puglia.
The regional civil protection of Calabria has issued an orange alert weather bulletin for much of the region. In particular, the provinces of Reggio Calabria, Vibo Valentia, Catanzaro, the Tyrrhenian areas of Cosentino and the Ionian coast south of Crotone are affected. For the other Ionian areas of the province of Crotone and those of Cosentino, a yellow alert is indicated. In the areas affected by the orange alert, we read in the bulletin, "thunderstorm phenomena are possible which could evolve into even persistent cloudbursts with significant consequences. Furthermore, flooding phenomena are possible in correspondence of rivers with catchment basins of significant dimensions".
“Intense rain is expected in Trapani in the next few hours, including at night, with the risk of sudden flooding,” was the warning for adverse weather conditions issued by the Municipality of Trapani. "Avoid non-essential travel and do not stay in underground rooms. Do not cross areas already submerged by rain or go beyond any barriers or closure signs. In case of flooding, stay in a safe place, reaching the upper floors only if possible without exposing yourself to danger and follow the official updates", concluded the Municipality.
The Civil Protection of the Campania Region has extended and raised the weather warning currently in force. From 3pm today until 3pm tomorrow, Saturday 10 October, in zone 1 (Piana Campana, Naples, Islands, Vesuvian Area) and in zone 3 (Sorrento-Amalfi Peninsula, Sarno Mountains and Picentini Mountains) the alert is at orange level. However, yellow remains in all other areas. The extension, therefore, concerns the entire regional territory. With a raising of the alert for zone 3 where it goes from the yellow currently in force to orange. In fact, heavy showers or thunderstorms are expected which could be very intense. A further deterioration could occur during the night and early morning of tomorrow, October 10th. The meteorological picture will make particularly intense storms possible which could cause widespread hydrogeological instability and a localized hydraulic risk. In particular, in zone 1 and zone 3 the possibility of effects on the ground is highlighted which could lead to superficial landslides and rapid flows of mud and debris as well as even deep slope instability.
In the North there will be a gradual consolidation of high pressure, with mostly dry and clearing conditions alternating with irregular cloud cover. The Dolomites will be an exception, where brief showers cannot be ruled out. The northern winds will be weak and the seas will remain little rough or calm, while temperatures will remain almost unchanged, with maximum values between 20 and 21°C. In the Center and in Sardinia, a low pressure circulation will move towards the southern regions, determining different conditions depending on the areas: Tuscany, Umbria and Sardinia will enjoy more stable weather, with more sunny spaces, while on the Adriatic side and in Lazio, widespread rainfall is expected, locally accompanied by thunderstorms. The Mistral will blow on the island, while elsewhere the ventilation will be variable. The climate will remain mild, with maximum temperatures between 17 and 23°C. In the South and in Sicily, the passage of a disturbance will instead bring a phase of marked instability, with rain expected in all regions and locally intense phenomena in Campania, where they may also take on a thunderstorm character. The moderate winds from Libeccio will contribute to making the seas predominantly rough. Daytime temperatures will decrease, although remaining at mild values, with maximums between 17 and 24°C.
In the North, stable weather conditions will prevail thanks to the expansion of high pressure, with partly cloudy skies or crossed by irregular clouds in all regions. In the early hours of the morning, the appearance of mists on the north-western plains, especially in Piedmont, cannot be ruled out, while during the day temperatures will remain pleasant. Ventilation will be weak and variable, with maximum values between 20 and 22°C. In the Center and in Sardinia, atmospheric pressure will tend to increase from the west, favoring sunnier and calmer conditions over most of the territories, albeit with cloud cover at times extensive. The exceptions will be lower Abruzzo and Molise, where even intense rainfall is expected along the Molise coastal strip. The northern winds will blow with particular vigor on Sardinia, affected by the Mistral, while the climate will remain mild and the highs will fluctuate between 20 and 24°C in most cities. In the South and in Sicily a disturbance will gradually recede, however leaving room for further phenomena in some areas. The rains will mainly affect central-northern Puglia, with greater intensity on the Gargano, and the Tyrrhenian coasts of Calabria and Sicily, where they will generally be weaker. In the remaining areas the weather will be drier, even if the sky will often be cloudy or very cloudy. Maximum temperatures will vary from the 18°C expected in Potenza to the 24°C expected in Naples and Palermo.
AI outlook — possibilities, not facts
Persistence of intense rainfall in Campania and Calabria.
Very likely · Within hours
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