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UK storm: How St Jude's storm reached 99mph

28 October 2013 Last updated at 16:53 GMT

As St Jude's storm made its way across southern parts of the UK, the strongest gust of 99mph (159km/h) was recorded on the Isle of Wight.

BBC forecaster Louise Lear explains how the storm picked up speed, and how the Met Office was able to calculate its path so precisely.

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