This video shows the sections of the roof of a Kent supermarket collapse under the weight of the heavy rain.
Morrisons in Maidstone was evacuated and had to close after sections of the roofing gave way in the store.
It comes after Asda in Sittingbourne, Kent, also had to close its doors because of rain coming through the ceiling.
More top news
Philippa has Sunday's weather forecast for the east
Philippa has Sunday's weather for the west
Saturday's weather update for the east