26 March 2017 - bulletin 149

Updated at 1045 GMT
Latest warnings for 12S and 13P


SOUTHERN INDIAN OCEAN
Tropical cyclone Caleb / 12S
Warning 07 from JTWC at 0900 GMT
Position 16.0S 99.3E
Location 919 miles WNW of Learmonth, Australia
Movement 270° (W) at 3 knots
Maximum sustained winds 40 knots gusting to 50 knots
Comparative strength Tropical storm
Winds of 34 knots or higher occur within 50 to 90 miles of the centre
Threatened landmasses NONE
Maximum significant wave height 13 feet
Next warning from JTWC at 2100 GMT

Caleb will move west and is expected very gradually weaken. The storm will weaken and dissipate after 2-3 days.

SOUTHWESTERN PACIFIC OCEAN
Tropical cyclone Debbie / 13S
Warning 04 from JTWC at 0900 GMT
Position 18.3S 151.2E
Location 320 miles ESE of Cairns, Australia
Movement 250° (WSW) at 3 knots
Maximum sustained winds 70 knots gusting to 85 knots
Comparative strength HURRICANE
Winds of 34 knots or higher occur within 125 to 180 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 18 feet
Next warning from JTWC at 2100 GMT

Debbie will move westsouthwest and is expected to intensify to 100 knots before making landfall in Queensland on Tuesday (GMT). 

Australian warnings
A tropical cyclone WARNING is in force from Lucinda to St Lawrence including Townsville, Mackay, and the Whitsunday Islands.
A tropical cyclone watch is in force from Innisfail to Lucinda, 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

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