Northern Territory
Darwin Regional Forecasting Centre
TOP PRIORITY FOR IMMEDIATE BROADCAST
Media: The Standard Emergency Warning Signal should NOT be used with this
warning.
TROPICAL CYCLONE WARNING
TROPICAL CYCLONE ADVICE NUMBER 41
Issued by the BUREAU OF METEOROLOGY, DARWIN
at 11:00 am CST [11:30 am EST] Friday 29 January 2010
A Cyclone WARNING is now current for coastal and island communities from Port
Roper in the Northern Territory to Pormpuraaw in Queensland, including
Mornington Island.
The Cyclone WARNING from from Cape Shield to Port Roper, including Groote
Eylandt, has been cancelled.
At 9:30 am CST [10:00 am EST] Ex-Tropical Cyclone Olga was estimated to be near
the coast 30 kilometres northeast of Borroloola and
300 kilometres west northwest of Mornington Island, moving east northeast at 10
kilometres per hour towards the southern Gulf of Carpentaria.
Ex-Tropical Cyclone Olga is forecast to move offshore this afternoon where it is
expected to redevelop into a tropical cyclone late today or early Saturday, as
it follows an east southeastward track across the Gulf of Carpentaria.
GALES with gusts to 110 kilometres per hour are expected to develop between Port
Roper and Gilbert River Mouth, including Mornington Island, late today or early
Saturday. Should the track be more northeastward than expected, GALES may extend
as far north as Pormpuraaw during Saturday.
DESTRUCTIVE WINDS with gusts to 130 kilometres per hour may develop between
Mornington Island and Gilbert River Mouth on Saturday morning.
HEAVY RAIN may lead to significant stream rises and flooding of low-lying areas
in the Roper-McArthur and Arnhem Districts in the Northern Territory and Gulf
Country in Queensland.
ABNORMALLY HIGH TIDES could cause SERIOUS FLOODING at the Northern Territory
coast and adjacent islands between Port McArthur and the Queensland Border this
evening.
ABNORMALLY HIGH TIDES are occurring along the Queensland Gulf of Carpentaria
coast and adjacent islands and are expected to exceed the high water mark at
high tide over the next few days.
People between Gilbert River Mouth in Queensland and Cape Shield in the Northern
Territory, including Groote Eylandt and Mornington Island, should take
precautions and listen to the next advice at 2 pm CST [2:30 pm EST]. If you are
unsure about precautions to be taken, information is available from your local
government or local State Emergency Service.
Details of Ex-Tropical Cyclone Olga at 9:30 am CST [10:00 am EST]:
.Centre located near...... 15.9 degrees South 136.5 degrees East
.Location accuracy........ within 35 kilometres
.Recent movement.......... towards the east northeast at 10 kilometres per hour
.Wind gusts near centre... 85 kilometres per hour
.Severity category........ below cyclone intensity
.Central pressure......... 990 hectoPascals
The next advice will be issued by 2:00 pm CST Friday 29 January [2:30 pm EST
Friday 29 January].
This advice is available on telephone NT-1300 659 211 and QLD-1300 659 212
DARWIN Tropical Cyclone Warning Centre
