Tropical cyclone scales barometric pressure is low compared with its surroundings. Other classifications historically used include: cyclonic storm where the winds did not exceed force 10 on the Beaufort scale and a Cyclone where the winds are either force 11 and 12 on the Beaufort scale. Between 1924 and 1988, tropical cyclones were classified into four categories: depression, deep depression, cyclonic storms and severe cyclonic storms. However, a change was made during 1988 to introduce the category "severe cyclonic storm with core of hurricane winds" for tropical cyclones, with wind speeds of more than . During 1999 the categories Very Severe Cyclonic Storm
The Storm Warriors the cliff that collapses. However, Cloud jumps off the cliff as well, manages to fall faster than the Wind and Second Dream, and exerts a force to push Wind and Second Dream back to safety. In doing so, Cloud plummets into the depths, but there is no scene of him dying. Sitting safely on the stable part of the cliff, Wind laments about why Cloud did not kill him earlier when Cloud had the chance. The movie ends abruptly at this stage. "The Storm Warriors" is based on artist Ma Wing-shing's manhua "Fung Wan", a comic book series created in