Marine Weather Warnings - Tropical Cyclone Advice for System 1

Australian Government Bureau of Meteorology
Tropical Cyclone Warning Centre

Media: The Standard Emergency Warning Signal should NOT be used with this


Issued at 7:29 pm EST on Wednesday 20 March 2019

Tropical cyclone Trevor is currently slow-moving but is expected to move
offshore tonight and rapidly intensify to a category 2 system.

Areas Affected:
Warning zone: Pormpuraaw to Cape York

Watch zone: Nhulunbuy to NT/Qld Border and Kowanyama to Pormpuraaw

Cancelled zone: None

Details of Tropical Cyclone Trevor at 7:00 pm AEST [6:30 pm ACST]:
Intensity: Category 1, sustained winds near the centre of 65 kilometres per
hour with wind gusts to 95 kilometres per hour.
Location: within 30 kilometres of 13.0 degrees South 141.9 degrees East,
estimated to be 40 kilometres south of Weipa and 600 kilometres east of
Movement: slow moving.

Tropical cyclone Trevor remains slow-moving and is located over land near

The cyclone is expected to move offshore over the eastern Gulf of Carpentaria
tonight, where it is expected to rapidly intensify to a category 2 cyclone.

Tropical cyclone Trevor will intensify further as it adopts a more general
west-southwest movement across the Gulf of Carpentaria. It is likely to cross
the Northern Territory coast during Saturday as a category 4 severe tropical

GALES, with gusts in excess of 90 km/h, are occurring near the centre of the
cyclone. GALES are expected to extend to areas between Cape York and Pormpuraaw
tonight, including Aurukun and Weipa, as the cyclone moves offshore and

DESTRUCTIVE WINDS, with gusts in excess of 130 km/h may develop between Weipa
and Aurukun during tonight as the cyclone intensifies.

GALES may further extend south to Kowanyama on the western Cape York Peninsula
coast during Thursday night as the cyclone intensifies.

As the cyclone intensifies, a STORM TIDE may occur between Mapoon and Aurukun
on tomorrow morning's high tide. Large waves may produce minor flooding along
the foreshore. People living in areas likely to be affected by this flooding
should take measures to protect their property as much as possible and be
prepared to help their neighbours.

HEAVY RAINFALL, which may lead to flash flooding, and DAMAGING to LOCALLY
DESTRUCTIVE winds are occurring across parts of the Cape York Peninsula
district. A separate Severe Weather Warning is current for areas between
Lockhart River and Laura.

A Flood Warning is current for the Daintree and Mossman rivers as well as a
broader Flood Watch for catchments north of Innisfail to Kowanyama.

GALES, with gusts to 120 km/h are expected to develop on Groote Eylandt from
Friday morning and extend to the mainland coast between Cape Shield and the
Northern Territory Border later on Friday. GALES could also extend further
north to Nhulunbuy on Friday if the cyclone takes a more northerly track.

The VERY DESTRUCTIVE core of Severe Tropical Cyclone Trevor is forecast to
cross the southern coast of the Gulf of Carpentaria between Groote Eylandt and
Borroloola during Saturday.

DANGEROUS STORM TIDE are expected near the cyclone centre as it approaches and
crosses the coast.

Tides are expected to rise significantly above the normal high tide, with
DAMAGING WAVES and VERY DANGEROUS FLOODING near the cyclone centre from Friday
night into Saturday.

Recommended Action:
People in the path of the cyclone, in particular in the areas between Weipa and
Aurukun, should remain inside until the cyclone has passed and listen to the
next advice at 11:00 pm AEST Wednesday 20 March [10:30 pm ACST Wednesday 20

People elsewhere in western Cape York Peninsula, between Cape York and
Pormpuraaw, should take precautions and listen to the next advice at 11:00 pm
AEST Wednesday 20 March [10:30 pm ACST Wednesday 20 March].

People between Pormpuraaw and Kowanyama should consider what action they will
need to take if the cyclone threat increases.

- Information is available from your local government.

- For cyclone preparedness and safety advice, visit Queensland's Disaster
Management Services website (

- For emergency assistance call the Queensland State Emergency Service (SES) on
132 500 (for assistance with storm damage, rising flood water, fallen trees on
buildings or roof damage).

NTES advises communities under Watch:

- Prepare your home and yard for a severe cyclone.

- Follow direction and advice of local emergency services.

Next Advice:
The next advice will be issued by 11:00 pm AEST Wednesday 20 March [10:30 pm
ACST Wednesday 20 March].

This warning is also available through TV and Radio Broadcasts; the Bureau's
website at or call 1300 659 212. The Bureau and the State
Emergency Service would appreciate this warning being broadcast regularly.

A map showing the track of the cyclone is available at:
Display Your Local Weather

Weather News

Mass evacuations for NT coastal communities as Cyclone Trevor approaches

00:20 EDT

Mass evacuations have been triggered for communities from Groote Eylandt down the Gulf of Carpentaria, as Tropical Cyclone Trevor looks to turn into a category four system.

Cyclone Veronica forms off WA coast, with warning 'strong system' set to reach Pilbara

23:27 EDT

A low-pressure system to the north of Western Australia has rapidly intensified into a category two cyclone, with a blue alert issued for a stretch of the Pilbara coast.

Gulf fisherman thought he 'was going to die' in Cyclone Trevor nightmare at sea

19:59 EDT

A commercial fisherman in the Gulf of Carpentaria says he feared for his life, when he was caught in rough seas as Cyclone Trevor crossed Cape York Peninsula on Tuesday night.