03 February 2011

The danger spot of a cyclone

The right top quarter of a tropical cyclone is the most dangerous section of the storm. The wind is at its top speed there and it contains the most debris.

The world is holding its breath as one of the most powerful cyclones on record has started to pound the northeast coast of Australia. What is the most dangerous spot of a cyclone?

If the cyclone is travelling north at 60 km/h, and the internal wind speed is 100 kilometres an hour, the wind speed in the top right quarter of the cyclone will total 160 km/h.


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