Rossmere Bay is a Bay located in Thunder Bay, Ontario and has an elevation of 440 meters.

• Latitude: 48° 37' 41'' North   (decimal: 48.6280555)
• Longitude: 90° 11' 12'' West   (decimal: -90.1866666)
• Topography Feature Category: Bay
• Geographical Feature: Bay
• Canadian Province/Territory: Ontario
• Elevation: 440 meters
• Location: Thunder Bay
• Atlas of Canada Locator Map: Rossmere Bay
• GPS Coordinate Locator Map: Rossmere Bay Lat/Long