Overview
- The Seveso flooded the Niguarda–Pratocentenaro area of Milan after the Senago retention basin filled to capacity, according to city officials.
- Fire crews reported 22 interventions as searches by helicopter continued for a missing woman in Spigno Monferrato, where about 15 people were isolated at a campsite.
- Autorigenerating storms dumped more than 265 mm in the Alta valle Bormida and over 100 mm between Ovadese and Acquese, Protezione Civile reported.
- A landslide closed the SP 583 Lariana near the Como–Blevio border and debris shut the SS 340 Regina at Colonno, with no injuries reported.
- Civil-protection warnings included orange alerts for Liguria and northern Lombardy, prompting school closures across much of Liguria and transport disruptions such as SS 29 shutdowns and an Alessandria–Savona rail interruption at San Giuseppe di Cairo.