S Indian Ocean: Storm Alert issued at 12 Apr, 2023 0:00 GMT
Tropical Cyclone ILSA is currently located near 15.7 S 119.9 E with maximum 1-min sustained winds of 80 kts (92 mph). ILSA is a category 1 storm on the Saffir Simpson Hurricane Wind Scale. ILSA is forecast to affect land to the following likelihood(s) at the given lead time(s):
Yellow Alert Country(s) or Province(s)
Australia
probability for CAT 1 or above is 25% in about 48 hours
probability for TS is 70% in about 48 hours
Yellow Alert City(s) and Town(s)
Anna Plains (19.3 S, 121.5 E)
probability for CAT 1 or above is 20% in about 48 hours
probability for TS is 70% in about 48 hours
Wallal Downs (19.8 S, 120.8 E)
probability for CAT 1 or above is 25% in about 48 hours
probability for TS is 70% in about 48 hours
Lagrange (18.7 S, 121.8 E)
probability for CAT 1 or above is 10% in about 48 hours
probability for TS is 60% in about 48 hours
Telfer (21.7 S, 122.2 E)
probability for CAT 1 or above is 10% in about 48 hours
probability for TS is 30% in about 48 hours
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 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).