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Thursday, July 22, 2010

TSR Storm Alert - Typhoon CHANTHU

Typhoon Chanthu has come ashore in south China in the western corner of Guangdong province. The storm is heading west into Guangxi province. This area has been inundated with very heavy rains and bad flooding for the past several weeks.
 

 
NW Pacific: Storm Alert issued at 22 Jul, 2010 6:00 GMT
 
Typhoon CHANTHU (04W) is forecast to strike land to the following likelihood(s) at the given lead time(s):
 
Red Alert Country(s) or Province(s)
    China
        probability for CAT 1 or above is 100% currently
        probability for TS is 100% currently
Red Alert City(s) and Town(s)
    Zhanjiang (21.2 N, 110.3 E)
        probability for CAT 1 or above is 100% currently
        probability for TS is 100% currently
    Maoming (21.9 N, 110.9 E)
        probability for CAT 1 or above is 65% currently
        probability for TS is 100% currently

Yellow Alert Country(s) or Province(s)
    Vietnam
        probability for TS is 65% in about 24 hours
Yellow Alert City(s) and Town(s)
    Beihai (21.6 N, 109.2 E)
        probability for CAT 1 or above is 30% within 12 hours
        probability for TS is 85% currently
    Nanning (22.8 N, 108.3 E)
        probability for TS is 80% within 12 hours
    Haikou (20.0 N, 110.4 E)
        probability for TS is 70% currently

Note that
    Red Alert (Severe) is CAT 1 or above to between 31% and 100% probability.
    Yellow Alert (Elevated) is CAT 1 or above to between 10% and 30% probability, or TS to above 50% probability.
    CAT 1 means Typhoon strength winds of at least 74 mph, 119 km/h or 64 knots 1-min sustained.
    TS means Tropical Storm strength winds of at least 39 mph, 63 km/h or 34 knots 1-min sustained.

For graphical forecast information and further details please visit http://www.tropicalstormrisk.com/

This alert is provided by Tropical Storm Risk (TSR) which is sponsored by UCL, Aon Benfield, Royal & SunAlliance, Crawford & Company and Aon Benfield UCL Hazard Research Centre. TSR acknowledges the support of the UK Met Office.

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