8 May 2017 - bulletin 247

Updated at 2100 GMT
Latest warning for 18P
Disturbance updates

Tropical cyclone Donna / 18P
Warning 21 from JTWC at 2100 GMT
Position 18.7S 166.1E
Location 139 miles WSW of Port Vila, Vanuatu
Movement 150° (SSE) at 8 knots
Maximum sustained winds 100 knots gusting to 125 knots
Comparative strength HURRICANE
Winds of 34 knots or higher occur within 105 to 175 miles of the centre
Winds of 64 knots or higher occur within 35 to 70 miles of the centre
Threatened landmasses Vanuatu, New Caledonia
Maximum significant wave height 30 feet
Next warning from JTWC at 0300 GMT

Donna is curving round onto a southeasterly course whilst weakening. The storm is now approaching New Caledonia from the north, passing east of the territory whilst weakening. Donna will become extra-tropical after about two days.

Vanuatu warnings
All alerts and warnings are now CANCELLED.

New Caledonian warnings
Cyclonic alert level 2 is in force for the provinces Nord (in particular the following communities on the east coast: Hienghène, Touho, Poindimié, Ponérihouen, Houaïlou, Kouaoua et Canala), as well as Ouvéa and Lifou, with alert level 1 in force on the west coast communities of the Sud province: Mont-Dore, Nouméa, Dumbéa, Païta, Boulouparis, La Foa, Sarraméa, Farino, Moindou et Bourail, as well as for the Île des Pins. Alerts elsewhere are CANCELLED.
Please continue to monitor the Meteo France output.

Update from NHC at 1800 GMT
System 90E
Position 7.9N 89.5W
Likelihood of tropical cyclone formation within 48 hours is MEDIUM (50%)
Likelihood of tropical cyclone formation within 5 days is HIGH (80%)   

Update from JTWC at 1500 GMT
System 91P
Position 15.9S 172.5W
Location 145 miles SW of Pago Pago
Likelihood of tropical cyclone formation within 24 hours is now HIGH

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