9 May 2017 - bulletin 249

Updated at 1000 GMT
Latest warning for 18P
Disturbance updates


SOUTHWESTERN PACIFIC OCEAN
Tropical cyclone Donna / 18P
Warning 23 from JTWC at 0900 GMT
Position 20.1S 167.3E
Location 138 miles NNE of Noumea, New Caledonia
Movement 130° (SE) at 9 knots
Maximum sustained winds 90 knots gusting to 110 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 40 to 55 miles of the centre
Threatened landmasses New Caledonia
Maximum significant wave height 28 feet
Next warning from JTWC at 1500 GMT

Donna is moving southeast 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 a day or so.

New Caledonian warnings
Cyclonic alert level 2 is in force for the communities of Houaïlou, Kouaoua, Canala, Thio, Yaté, Ouvéa, Lifou and Maré, with alert level 1 in force on communities of Boulouparis, Païta, Dumbéa, Nouméa, du Mont-Dore, and the Île des Pins. Alerts elsewhere are CANCELLED.
Please continue to monitor the Meteo France output.

Tropical cyclone Ella / 19P
Warning 01 from JTWC at 0300 GMT
Position 15.3S 172.9W
Location 141 miles WSW of Pago Pago, American Samoa
Movement 290° (WNW) at 5 knots
Maximum sustained winds 35 knots gusting to 45 knots
Comparative strength Tropical storm
Winds of 34 knots or higher occur within 30 to 35 miles of the centre
Threatened landmasses Fiji
Maximum significant wave height 12 feet
Next warning from JTWC at 1500 GMT

19P has formed and will move west, towards Fiji. The storm will not intensify much, and will dissipate over Fiji.

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from NHC at 1800 GMT
System 90E
Position 8.1N 90.0W
Likelihood of tropical cyclone formation within 48 hours is HIGH (70%)
Likelihood of tropical cyclone formation within 5 days is HIGH (90%)

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