| Start: Saturday April 13, 1940 |
| Allied | Axis | |
| Forces | Whitworth: 9 destroyers, 1 battleship. | Bonte (Remainings of the invasion force of Narvik): 1 submarine, 8 destroyers. |
| Losses | 3 destroyers damaged. | 8 destroyers, 1 submarine lost. (the U-Boot is sunk by the seaplane of the Warspite). |