Heavy rainfalls and hail brought by severe thunderstorm swept northern Italy on September 13 and September 14, 2015. Torrential rains caused floods and landslides, and left at least one person dead and 2 more missing.

Severe flooding heavily affected areas along the Po river to the south of Piacenza and across the Genoa port.The traffic near Cortina motorway was stopped by a violent 30 m (98 feet) landslide, the local media reported.

Flooding across Genoa, September 13, 2015. Image credit: Ansa Agency

Strong rainfalls and violent thunderstorms triggered devastating floods causing traffic chaos across the streets of Genova on September 13.

24-hr rainfall accumulation as observed by GPM. Image credit: Google Earth/GPM(NASA/JAXA)

77 mm (3 inches) of rainfall was measured in only 3 hours across the Cuneo province on the border with Liguria, according to the local media report.

Video credit: The Storm

The side of the disruption has also affected the eastern Piedmont and the province of Cuneo, on the border with Liguria, where it fell 77 mm in 3 hours.

One person was found dead near Piacenza town on the river Po, close to his vehicle, while the other 2 people went missing on an adjacent road overwhelmed by the flood waters.

Hail ball size of up to 10 cm in diameter reported in Veneto, September 14, 2015. Image credit: Rete Meteo Amatori

Strong hailstorm ravaged Veneto, leaving behind hail balls of up to 10 cm (3.9 inches) in diameter.

Flood & landslides in many parts of northern #Italy. Man found dead. 2 still missing @RaiNews http://t.co/xNYgbnPXyN pic.twitter.com/pE5BstCp7Y — Valeria Pannuti (@VPannuti) September 14, 2015

In the last couple of years, the northern Italy was especially prone to heavy flooding and landslide accidents which left numerous people injured or dead across the affected areas.

Featured image: Watersprout off the coast of Genoa, Italy, September 13, 2015. Image credit: Dean Gill