Armed police swooped on a Parkvale home this morning.
A police spokeswoman said officers were conducting pre-planned search warrants and the Armed Offenders Squad was assisting uniformed officers "as a precaution".
A reporter at the scene said armed uniformed officers were manning cordons on Fraser St, near the intersections with Wembury Grove and Harrier St, and traffic was being turned away.
Police concentrated their efforts on a property near the intersection of Esk St and Fraser St.