|Primary inflows||River Derwent|
|Primary outflows||Tasman Sea|
|Ocean/sea sources||South Pacific Ocean|
The bay is bordered by Bruny Island to the west, the South Arm Peninsula to the north, and the Tasman Peninsula to the east; with its outflow to the Tasman Sea, and thereafter to the South Pacific Ocean.
The first European to reach Storm Bay was Abel Tasman in 1642.