Police have been searching for a man believed to be armed with a bow, arrows, a pistol and a knife near Oppenau in the Black Forest, on Monday.
Security forces were alerted by a witness who spotted the man on Sunday morning.
Police spokesman Yannik Hilger said: “The control was routine at first, the man was cooperative and then suddenly he pulled out a gun and pointed in the direction of the officers.”
«There are several helicopters being used, with thermal imaging cameras, we have different police crews deployed, from different police headquarters, special forces and also the dog squadron,” he added.
Local resident have been told to remain indoors during the operation.