Tropical storm Errol struck Indonesia at about 00:00 GMT on 17 April.

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Tropical storm Errol struck Indonesia at about 00:00 GMT on 17 April.Data supplied by theUS Navy and Air Force Joint Typhoon Warning Centersuggest that the point of landfallwasnear11.1 S,124.0 E.Errol brought 1-minute maximum sustained winds to the region of around92 km/h (57 mph).Wind gusts in the area mayhave beenconsiderably higher. The information above is provided for guidance only and should not be used to make life or death decisions or decisions relating to property. Anyone in the region who is concerned for their personal safety or property should contact their official national weather agency or warning centre for advice. This alert is provided by TropicalStorm Risk (TSR) which is sponsored by Benfield, Royal & SunAlliance,Crawford & Company and University College London (UCL). TSR acknowledges thesupport of the UK Met Office.