Security sources told Graphic Online correspondent, Donald Ato Dapatem that bad weather may have caused the emergency situation.
According to eye witness, the helicopter nearly crushed into the hospital and some residential buildings but it landed on the field around 3.30 pm yesterday.
Many curious residents ignored heavy rains to try and catch a glimpse of the situation.
The area, which the people call Apatrapa Airport, had no light at the time of the incident.
It has been raining in kumasi since 5.pm. The rain was preceded by very strong winds.