2011 Triumph Thunderbird Storm, 100hp/115 ft/lbs torque - THUNDERBIRD STORM Thunderbird Storm. Rolling thunder. New for 2011, meet the Thunderbird's punky cousin. Dechromed. Stripped down. More attitude than before. Distinctive twin headlights. Straight bars. Any colour you like, as long as it's black. This is the Thunderbird Storm, the same great chassis as the award-winning Thunderbird, with more power as standard and a harder edged and more distinctive look.