N Atlantic: Storm Alert issued at 11 Aug, 2021 3:00 GMT
Tropical Storm FRED is currently located near 17.4 N 66.8 W with maximum 1-min sustained winds of 35kts (40 mph). FRED is forecast to affect land to the following likelihood(s) at the given lead time(s):
Yellow Alert Country(s) or Province(s)
Puerto Rico
probability for TS is 55% 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).