The German cities of Passau and Rosenheim have declared a state of emergency.
In Austria, the meteorological service said two months of rain had fallen in just two days.
Millions of people in England and Wales have been warned to prepare for heavy rain and hurricane-force winds on Sunday night and Monday. Gusts of up to 80mph (130km/h) are predicted as the storm hits the South West then moves north and eastwards. There are fears of flooding and damage.
Severe flood warnings carried out.
"A huge clean-up operation is under way in the Philippines after Typhoon Nesat battered the capital Manila and the main island, Luzon. The death toll rose to 18 with 35 still missing after heavy rain and powerful winds triggered storm surges. Most deaths occurred in and around Manila, officials said."