25 March 2017 - bulletin 148

Updated at 2105 GMT
Latest warnings for 12S and 13P
Disturbance update


SOUTHERN INDIAN OCEAN
Tropical cyclone Caleb / 12S
Warning 06 from JTWC at 2100 GMT
Position 16.3S 99.6E
Location 290 miles SSE of Cocos Island
Movement 215° (SW) at 5 knots
Maximum sustained winds 45 knots gusting to 55 knots
Comparative strength Tropical storm
Winds of 34 knots or higher occur within 60 to 80 miles of the centre
Threatened landmasses NONE
Maximum significant wave height 14 feet
Next warning from JTWC at 0900 GMT

Caleb will move southwest, later west and is expected to strengthen to about 50 knots. After two days, the storm will weaken and is expected to dissipate after 2-3 days.

SOUTHWESTERN PACIFIC OCEAN
Tropical cyclone Debbie / 13S
Warning 03 from JTWC at 2100 GMT
Position 17.9S 151.7E
Location 343 miles E of Cairns, Australia
Movement 240° (SW) at 2 knots
Maximum sustained winds 65 knots gusting to 80 knots
Comparative strength HURRICANE
Winds of 34 knots or higher occur within 125 to 165 miles of the centre
Winds of 64 knots or higher occur within 35 miles of the centre
Threatened landmasses Queensland, Australia
Maximum significant wave height 16 feet
Next warning from JTWC at 0900 GMT

Debbie will move southwest and is expected to intensify further. The storm will peak at 115 knots before making landfall in Queensland on Monday (GMT). 

Australian warnings
A tropical cyclone WARNING is in force from Ayr to St Lawrence, including Bowen, Mackay and Whitsunday Islands.
A tropical cyclone watch is in force for remaining coastal areas from Cairns to Ayr including Innisfail and Townsville, extending inland to Charters Towers and Mount Coolon.

TROPICAL DISTURBANCE UPDATE
SOUTHERN INDIAN OCEAN
Update from JTWC at 1800 GMT
System 92S
Position 15.8S 122.2E
Location 129 miles N of Broome, Australia
Likelihood of tropical cyclone formation within 24 hours is LOW

No comments: