8 April 2017 - bulletin 173

Updated at 1510 GMT
Latest warning for 16P

Tropical cyclone Ernie / 15S
Warning 05 from JTWC at 0900 GMT
Position 16.6S 110.0E
Location 413 miles NW of Learmonth, Australia
Movement 215° (SW) at 5 knots
Maximum sustained winds 95 knots gusting to 115 knots
Comparative strength HURRICANE
Winds of 34 knots or higher occur within 95 to 120 miles of the centre
Winds of 64 knots or higher occur within 25 to 35 miles of the centre
Threatened landmasses NONE
Maximum significant wave height 25 feet
Next warning from JTWC at 2100 GMT

Ernie is weakening as fast as it previously intensified. The storm will continue to move southwest, until it  dissipates within three days.

Tropical cyclone 16P
Warning 02 from JTWC at 1500 GMT
Position 16.4S 167.6E
Location 441 miles NNE of Noumea, New Caledonia
Movement 200° (SSW) at 6 knots
Maximum sustained winds 50 knots gusting to 65 knots
Comparative strength Tropical storm
Winds of 34 knots or higher occur within 60 to 120 miles of the centre
Threatened landmasses Vanuatu, New Caledonia
Maximum significant wave height 15 feet
Next warning from JTWC at 2100 GMT

16P will move south, through Vanuatu, whilst intensifying rapidly to 100 knots. The storm will veer southwest, later southeast and pass close to New Caledonia's Grande Terre island, before becoming extra-tropical.

Regional warnings
The Vanuatu Met Office  advises that a Blue Alert is in force for Malampa, Penama, Sanma and Shefa provinces. Damaging winds, very rough seas, heavy swells, heavy rainfall and flooding can be expected. Please monitor local government output, as linked from the VMO site.

Meteo France advises that the entire territory of New Caledonia is on a pre-alert for a tropical cyclone. Please note: site in French.

Update from JTWC at 1000 GMT
System 96P
Position 7.4S 132.4E
Location 320 miles NNE of Darwin, Australia
Likelihood of tropical cyclone formation within 24 hours is now MEDIUM

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