25 March 2018 - bulletin 221

Updated at 0910 GMT
Final warning for 16P
Latest warnings for 17P and 03W
Disturbance updates


NORTHWESTERN PACIFIC OCEAN
Tropical depression 03W
Warning 03 from JTWC at 0900 GMT
Position 6.4N 140.3E
Location 227 miles SE of Yap
Movement 295° (WNW) at 10 knots
Maximum sustained winds 30 knots gusting to 40 knots
Threatened landmasses Micronesia
Maximum significant wave height 9 feet
Next warning from JTWC at 1500 GMT

03W will gradually veer from west to northwest, later north and northeast. The system will intensify to 65 knots before starting to weaken.

Regional warnings
A tropical storm warning remains in effect for Kayangel and Koror in
the Republic of Palau, and for Yap Island and Ngulu in Yap State.

A tropical storm watch is in effect for Ulithi and Fais in Yap State.

SOUTHWESTERN PACIFIC OCEAN
Tropical cyclone Nora / 16P
Warning 12 from JTWC at 0300 GMT
Position 16.8S 142.1E
Location 245 miles WNW of Cairns, Australia
Movement 170° (S) at 13 knots
Maximum sustained winds 50 knots gusting to 65 knots
Winds of 34 knots or higher occur within 70 to 85 miles of the centre
Threatened landmasses Queensland, Australia
Maximum significant wave height N/A
FINAL WARNING

Nora is weakening overland in the Cape York peninsula and will dissipate soon. However, BOM Australia projects the cyclone to move back into the Gulf of Carpentaria within 24 hours, which could prompt regeneration.

Australian warnings

A tropical cyclone watch applies from NT/Qld Border to Karumba, including Mornington Island and Sweers Island

Tropical cyclone Iris / 17P
Warning 03 from JTWC at 0900 GMT
Position 15.2S 158.7E
Location 572 miles WNW of Port Vila, Vanuatu
Movement 200° (SSW) at 6 knots
Maximum sustained winds 35 knots gusting to 45 knots
Winds of 34 knots or higher occur within 35 to 120 miles of the centre
Threatened landmasses NONE
Maximum significant wave height 14 feet
Next warning from JTWC at 1500 GMT

Iris has formed and will track south through the Coral Sea. The system will intensify to 55 knots.

TROPICAL DISTURBANCE UPDATE

SOUTHERN INDIAN OCEAN
Update from JTWC at 1800 GMT
System 96S
Position 18.2S 99.5E
Location 390 miles SE of Cocos Island
Likelihood of tropical cyclone formation within 24 hours is LOW

No comments: