Palmanova – The Civil Protection of Friuli Venezia Giulia has issued a“yellow” critical weather alert for heavy rain, locally very heavy rain, strong and locally very strong thunderstorms, from 13:00 on 06/30/2024 to 23:59 on 07/01/2024.
Between Sunday 30 June and Monday 1 July there were heavy rains on the upper Pordenone and Udine plains. The maximum rainfall values recorded were 40-50 mm in one hour (Alesso, Vivaro, Tricesimo, Venzone, Musi) and over 60 mm in three hours (Alesso, Venzone).
In light of these phenomena, hydrogeological criticalities are occurring in the local hydraulic network, slope instability, flooding with local interruptions to traffic and fallen trees.
Since 12.00 on Sunday 30 June, SOR has received reports of fallen trees in Pinzano al Tagliamento and Nimis and 20 calls to NUE 112 for requests relating to the weather event.
A violent storm hit Sacile (Pn) on the afternoon of Monday 1st July: on the cycle/pedestrian walkway of Prà Castelvecchio, following strong gusts of wind, an imposing tree was uprooted, falling and completely obstructing the passage.
Since 18:00, SOR has received further calls regarding the weather event. In particular, multiple reports are related to activities of removal of fallen trees and management of floods, some with interruptions of traffic, others involving basements, which are related to the Municipalities of San Floriano del Collio, Mariano del Friuli, Pradamano, Codroipo, Manzano and monitoring in the Municipalities of Buttrio, Udine, Ragogna, Pasian di Prato, Gradisca, Lestizza, Sagrado, Premariacco, Santa Maria la Longa, S. Pietro al Natisone and Palmanova.
NUE 112 received 10 additional calls for requests for assistance related to the weather event.
Civil Protection invites citizens to be vigilant and cautious in sports and camping areas and during outdoor events.
Situation
Humid and unstable south-westerly currents are flowing into the region. On the morning of July 1, thunderstorms broke out on the high plains, which then moved to the pre-Alpine area. Starting at 5:30 p.m., with the entry of the front at high altitude, some storm cells arranged themselves linearly from west-southwest to east-northeast, then moving towards the south-east. Subsequently, the storm cells were less organized and of lower intensity, leading only to widespread showers.
The most significant accumulations of rain after 6 pm were: 61 mm in Pantianicco, 60 mm in Buttrio (of which 39 in one hour), 50 mm in Bicinicco. The strongest wind gusts recorded were 108 km/h in Gradisca d’Isonzo, about 80 km/h in Rifugio Marinelli and Col della gallina, about 75 km/h in Gorizia airport, Rest and on M.te San Simeone.
Forecast
Monday 1st July: unstable weather. Probable showers and widespread thunderstorms with heavy rain, more frequent in the plains and mountains. Possible some strong thunderstorms with locally heavy rain.
In the next few hours, thunderstorms will still occur from the high plains to the Prealps. From the afternoon, a linear storm front will affect the entire region, moving from the northwest to the southeast. The thunderstorms could be strong with possible gusts of wind, locally intense rain and hail.
Tuesday 2nd July: in the morning partly cloudy sky towards the coast, variable elsewhere. From the afternoon increase in cloudiness with scattered showers and isolated thunderstorms, more likely between the Prealps and the plain.
