"Please avoid the area", the police wrote on X early on Wednesday.
Shortly thereafter, the danger to the public was reported to be over. According to the public service company Bayerischer Rundfunk, it was a fire in a single-family house that triggered the operation. At least one person is reported to have been found dead.
The police have cordoned off a large area in northern Munich. For Bayerischer Rundfunk, eyewitnesses described circling helicopters and dozens of police cars.