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Tag: La Niña

It’s official – La Niña is here

The Bureau of Meteorology has confirmed that a La Niña has formed in the tropical Pacific, with climate models suggesting it's likely to remain until at least the end of 2020.

La Niña typically brings a wetter-than-average spring and summer to northern and eastern Australia as well as increased tropical cyclone numbers.

The last La Niña event, in 2010-2012, resulted in one of Australia’s wettest two-year periods on record and saw many areas experience flooding.

The Bureau says tropical cyclone activity in the 2010-2011 season was considered near normal.

However, five of the. . .

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La Niña alert status raises flooding, cyclone risk

Australia is likely to be facing a wet year with increased tropical cyclones as the Bureau of Meteorology raises its El Niño-Southern Oscillation Outlook to La Niña alert status.

This status means the chance of a La Niña occurring this year has increased to 70 per cent, roughly three times the normal likelihood. 

Bureau manager of climate operations Dr Andrew Watkins said La Niña typically resulted in above-average winter-spring rainfall for Australia, particularly across eastern, central and northern regions.  

"It typically also brings cooler and cloudier days, more tropical cyclones, and an earlier onset of. . .

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