7 May 2017 - bulletin 242

Updated at 0530 GMT
Latest warning for 18P


SOUTHWESTERN PACIFIC OCEAN
Tropical cyclone Donna / 18P
Warning 14 from JTWC at 0300 GMT
Position 13.8S 164.1E
Location 337 miles NW of Port Vila, Vanuatu
Movement 180° (S) at 4 knots
Maximum sustained winds 85 knots gusting to 105 knots
Comparative strength HURRICANE
Winds of 34 knots or higher occur within 125 to 160 miles of the centre
Winds of 64 knots or higher occur within 25 miles of the centre
Threatened landmasses Vanuatu, New Caledonia
Maximum significant wave height 24 feet
Next warning from JTWC at 0300 GMT

Donna is moving south, and will slowly curve round onto a southeasterly course. This will take the storm past Vanuatu, whilst intensifying to 95 knots by tomorrow. The storm will then weaken and become extra-tropical after 4 days.

Vanuatu warnings
A tropical cyclone warning is current for Torres group
A RED alert is in force for the Torres group
A YELLOW alert is in force for the Banks group and Sanma province
A blue alert is in force for Malampa and Penama provinces

New Caledonian warnings
A cyclonic pre-alert is in force for the entire territory.

TROPICAL DISTURBANCE UPDATE
EASTERN PACIFIC OCEAN
Update from 0600 GMT
System No Invest Assigned (NIA-E)
Position 10N 90W
Likelihood of tropical cyclone formation within 48 hours is LOW (0%)
Likelihood of tropical cyclone formation within 5 days is MEDIUM (50%)

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