Yes, it can certainly get rough on a cruise ship, although modern engineering in 2026 has significantly mitigated the sensation of motion. Large cruise liners are equipped with advanced hydrodynamic stabilizers—retractable fins that act like airplane wings under the water—to reduce rolling (side-to-side motion) by up to 90%. However, these stabilizers do not prevent "pitching" (up-and-down motion), which occurs when the ship sails directly into large swells. Roughness is most common when crossing open oceans, such as the North Atlantic or the Drake Passage, or during the peak of hurricane and typhoon seasons. In 2026, weather-routing technology is so precise that captains often steer hundreds of miles out of the way to avoid storms, but "choppy" water is still a reality of sea travel. For those prone to seasickness, booking a cabin on a lower deck in the center of the ship (the "pivot point") remains the best strategy to minimize the physical impact of rougher seas.