Page 15 - PR Mag Feb18

BUREAU OF METEOROLOGY PREDICTS

Wetter than Average February

Unveiled The Bureau of Meteorology has released their Climate outlook for SPOTTING LA NIÑA TYPICAL IMPACTS OTHER IMPACTS
February and it’s looking to be a wetter and cooler month, thanks
O N O U R CLI M AT E
to the current La Nina.
MORE TROPICAL CYCLONES
In fact, it appears the it will likely be a wetter than average three in the tropical Pacific Ocean cool, RAINFALL INCREASES INCREASED CHANCE OF WIDESPREAD FLOODING
both at the surface and below
IN EASTERN, CENTRAL
AND NORTHERN AUSTRALIA
months for parts of western and eastern Australia, including Far TEMPERATURE LONGER DURATION HEATWAVES IN SOUTHEAST,
BUT LESS INTENSE
North Queensland, which has had a very dry start to its wet season. changes across the Pacific; DECREASES SOUTH OF THE TROPICS EARLIER FIRST RAINS ACROSS
NORTHERN AUSTRALIA
higher in the east, lower in the west
(DAYTIME TEMPERATURES)
Weak La Niña conditions are currently present in the tropical INCREASED CHANCE OF INDIAN OCEAN HEATWAVES
Pacific Ocean. Models suggest this event will end by mid-Autumn. are much stronger than normal EVERY LA NIÑA IS DIFFERENT
February’s median rainfall as recorded at the Redcliffe station is LA NIÑA WINTER AND SPRING RAINFALL
109.8mm. decreases near LA NIÑA
the Date Line
Historical outlook accuracy for February to April rainfall is of IN AUSTRALIA 1938
moderate accuracy for our region but is still used as part of the WHEN DO THEY OCCUR?
calculation for determining the climate outlooks. USUALLY LA NIÑA DEVELOPS IN
AND FINISHES THE FOLLOWING AUTUMN
For more information on climate outlooks and more,visit 1973
www.bom.gov.au HALF OF ALL LA NIÑA
EVENTS HAVE LASTED FOR
2 3YEARS RED = DRIER THAN NORMAL
BLUE = WETTER THAN NORMAL
ON AVERAGE THERE HAVE BEEN
THEY OCCUR EVERY OF EL NIÑO THE 2010–12 LA NIÑA SAW A LA NIÑA EVENTS HAVE LED TO
5 MM DROP IN
WIDESPREAD
SINCE 1900
WET CONDITIONS
3 7 YEARS EVENTS ARE GLOBAL SEA LEVEL
FOLLOWED BY AS MORE EVAPORATED SEA WATER
LA NIÑA RAINED OVER LAND THAN NORMAL
www.bom.gov.au
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