The 13 firearms were stolen yesterday and all were stored correctly.

No ammunition was taken.

Launceston CIB and Northern Forensic are investigating the crime.

The public is also being asked for its assistance.

Anyone who may have seen any people or cars in the Newnham-Mayfield area acting suspiciously is asked to come forward.

Any information can be reported to Launceston CIB on 6336 3911 or Crime Stoppers on 1800 333 000.