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Sunday, August 30, 2009

TSR Storm Alert - Tropical Storm KROVANH

Tropical Storm Krovanh will be slamming into Japan's southern coast during the day and evening today local time. The extent of Krovanh's crossing over land is based on when the turn to the east takes place. The longer the time before the turn, the further on shore this storm will drive.

Storm Alert issued at 30 Aug, 2009 6:00 GMT

Tropical Storm KROVANH is forecast to strike land to the following likelihood(s) at the given lead time(s):

Yellow Alert Country(s) or Province(s)
probability for TS is 85% in about 24 hours
Yellow Alert City(s) and Town(s)
Tokyo (35.7 N, 139.8 E)
probability for TS is 85% in about 24 hours
Iwaki (37.0 N, 140.8 E)
probability for TS is 75% in about 36 hours
Sendai (38.3 N, 140.9 E)
probability for TS is 70% in about 36 hours
Miyako (39.7 N, 141.9 E)
probability for TS is 60% in about 36 hours
Shizuoka (35.0 N, 138.5 E)
probability for TS is 55% in about 24 hours

Green Alert City(s) and Town(s)
Kushiro (43.0 N, 144.4 E)
probability for TS is 45% in about 48 hours
Sakata (39.0 N, 140.0 E)
probability for TS is 35% in about 36 hours
Niigata (37.8 N, 139.2 E)
probability for TS is 35% in about 36 hours

Note that
Yellow Alert (Elevated) is CAT 1 or above to between 10% and 30% probability, or TS to above 50% probability.
Green Alert (Low) is TS to between 31% and 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

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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