N Atlantic: Storm Alert issued at 18 Aug, 2017 15:00 GMT
Tropical Storm HARVEY is currently located near 13.1 N 61.3 W with maximum 1-min sustained winds of 35kts (40 mph). HARVEY is forecast to affect land to the following likelihood(s) at the given lead time(s):
Yellow Alert Country(s) or Province(s)
St. Lucia
probability for TS is 85% currently
St. Vincent and the Grenadines
probability for TS is 85% currently
Note that
Yellow Alert (Elevated) is CAT 1 or above to between 10% and 30% probability, or TS to above 50% probability.
CAT 1 means Hurricane 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.
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This alert is provided by Tropical Storm Risk (TSR) which is sponsored by UCL, Crawford & Company and the Aon Benfield UCL Hazard Research Centre.
