Upcoming Cyclone Season Update Inside this issue - South West Pacific Region Foreword 2
The Pacific cyclone season runs from 1 November to 30 April. On average, there are 9 tropical cyclones per season.
Pacific tropical cyclones are grouped into categories ranging from 1 to 5, with 5 being the most dangerous. Category 1 cyclones have wind speeds of 63 - 88 km/h, while category 5 cyclones have wind speeds of 200 km/h plus. Cyclones can also produce a storm surge - a large mound of water that accompanies the cyclone as it comes ashore, which can have similar effects as a tsunami. The storm surge during Typhoon Haiyan that ran ashore in Tacloban was over 5m high...
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