Australian Bureau of Meteorology

The Bureau of Meteorology is Australia’s national weather, climate and water agency. Its expertise and services assist Australians in dealing with the harsh realities of their natural environment, including drought, floods, fires, storms, tsunami and tropical cyclones. Through regular forecasts, warnings, monitoring and advice spanning the Australian region and Antarctic territory, the Bureau provides one of the most fundamental and widely used services of government.

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The long-term warming trend has not changed. Guillaume Brialon

State of the Climate 2012

Rob Vertessy, Australian Bureau of Meteorology and Megan Clark, CSIRO

Australia’s land and oceans have continued to warm in response to rising CO2 emissions from the burning of fossil fuels. This is the headline finding in the State of the Climate 2012, an updated summary…
A precise weather forecast, months in advance, will never be possible. Matt Smith

A chaotic beast, probably: wacky weather and climate forecasting

Andrew B. Watkins, Australian Bureau of Meteorology

“Prediction is very difficult. Especially about the future” – so said Neils Bohr, the Danish physicist and 1922 Nobel Prize winner. And you know what? I think the bloke was onto something there, especially…
2011’s Cyclone Yasi was one of the strongest. dsleeter

Australia expecting an active cyclone season, but future cyclones still hard to predict

Yuri Kuleshov, Australian Bureau of Meteorology; David Jones, Australian Bureau of Meteorology, and Karl Braganza, Australian Bureau of Meteorology

Tropical cyclones are one of the most destructive types of weather system on the planet. The obvious human interest in tropical cyclones is in their sheer power. Historically tropical cyclones have had…
CERN’s work casts light on cloud formation, but might not have much to say about climate change. Taivasalla

Do cosmic rays influence climate? Some new results from CERN

Karl Braganza, Australian Bureau of Meteorology and Justin Peter, Australian Bureau of Meteorology

Physicists at CERN (the European Organization for Nuclear Research) created something of an online kerfuffle last month when they sought to improve our understanding of cosmic rays and clouds. While their…
The East African drought is one of the area’s worst in 60 years. AAP

From Kenya to Texas: recent climate extremes around the world

Blair Trewin, Australian Bureau of Meteorology

2010 was the world’s hottest year on record, with global temperatures 0.53°C above the long-term (1961-1990) average. 2011 started with a strong La Niña (perhaps the strongest since 1917), something which…
All the energy in our climate comes from the sun: it’s bound to have an influence. foxypar/Flickr

There’s always the sun: solar forcing and climate change

Karl Braganza, Australian Bureau of Meteorology

Climate science has now thoroughly outlined the risk associated with increasing greenhouse gases. Significant and rapid warming of the climate system is now expected to occur over the next century and…
The decade ending 2010 was the warmest on record for Australia. AAP

The greenhouse effect is real: here’s why

Karl Braganza, Australian Bureau of Meteorology

CLEARING UP THE CLIMATE DEBATE: Bureau of Meteorology scientist Karl Braganza explains why we know the climate is changing, and what’s causing it. In public discussions of climate change, the full range…

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