when the german task force detailed to capture bergen arrived at the lerøyosen approaches around 02:00, the advancing warships were illuminated by searchlights at the outlying lerøy fort. at 02:20 "storm" fired her bow torpedo at the last of the intruding ships, most likely the e-boat support ship , at a range of . the torpedo fired by "storm" missed and failed to detonate. lieutenant pettersen overestimated the speed of the incoming german ships, and the torpedo passed in front of the target. the torpedo was found by "storm" later in the day and destroyed. the german task force pushed on towards bergen, seizing the city after a battle with the coastal artillery batteries there. following the attack, the german e-boats "s-21" and "s-24" attempted to intercept "storm", but the norwegian torpedo boat managed to evade them. in the opinion of lieutenant pettersen, expressed in a post-war report, the torpedo had hit its target, but failed to explode.