The remnants of Hurricane Erin will contribute to torrential rain across the Swiss Alps over the next two days, raising the risk of dangerous flooding and landslides.
Switzerland’s state forecaster has issued the highest red alerts for parts of Ticino and Graubunden, which border northern Italy. Rainfall totals could exceed 260 mm (10 inches) in some areas, potentially triggering mudslides and causing rivers and streams to flood.
The destructive conditions are fueled, in part, by the remnants of Hurricane Erin, which is influencing European weather patterns after degrading into a low-pressure system. Named Storm Augustin