SW Pacific: Storm Alert issued at 22 Apr, 2016 0:00 GMT
Tropical Cyclone AMOS is currently located near 12.4 S 177.4 W with maximum 1-min sustained winds of 65 kts (75 mph). AMOS is a category 1 storm on the Saffir Simpson Hurricane Wind Scale. AMOS is forecast to affect land to the following likelihood(s) at the given lead time(s):
Red Alert City(s) and Town(s)
Mata-Utu (13.3 S, 176.2 W)
probability for CAT 1 or above is 75% within 12 hours
probability for TS is 85% within 12 hours
Asau (13.4 S, 172.5 W)
probability for CAT 1 or above is 40% in about 48 hours
probability for TS is 60% in about 36 hours
Yellow Alert City(s) and Town(s)
Apia (13.8 S, 171.7 W)
probability for CAT 1 or above is 30% in about 72 hours
probability for TS is 50% in about 48 hours
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 Tropical Cyclone 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.