Droves of Scotland supporters made their way to the west Germany city ahead of the game against Switzerland tomorrow. on big screens are closed.
A ferry service connecting the two fan sites on either side of the Rhine river has also stopped running.
Heavy rain has been falling in Cologne, with hail and storm gusts forecast ahead of Scotland’s second match of the tournament, against Switzerland, on Wednesday.
But German officials insist the city is well prepared for an estimated 60,000 Tartan Army supporters now arriving from Munich following the disappointing 5-1 defeat to the hosts on Friday.
