Tag Archives: El Niño Southern Oscillation

Weak El Niño eases drought fears

The US government forecaster has issued its most definitive report since first raising the El Niño alert three months ago, forecasting a weak phenomenon that will last until the Northern Hemisphere spring.

Hmm… maybe. Time will tell what forecasters can’t but we are still not very good at predicting ENSO phases and events. Continue reading

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John McLean – ENSO drives sea surface temperatures on the Great Barrier Reef

Ove Hoegh-Guldberg wants us to consider putting sun shades over the Great Barrier Reef, but it begs the question — how much is the reef heating up, and how sure are we that it’s man-made and not natural? Continue reading

El Niño exerts a deadly effect

Lighter rains mean more fires — and more pollution. Continue reading

2012 Hurricane Forecast, Coming This Week, Is Even Trickier Than Usual

A couple of productive storms could go a long way to lessen the impacts of the historic drought. But the outlook remains uncertain, officials say. Continue reading

Big wet may take back seat as El Nino looms high and dry on horizon

AUSTRALIA’S big wet could finally be over, with a potentially drought-inducing El Nino weather pattern likely to descend on Australia’s east later this year. Continue reading

El Niño Risk Rises Heralding More Commodity Price Volatility

Yeah, it’s risen to a definite “maybe”, with a chance of “perhaps”. Then again it could stay ENSO neutral or even drift back to La Niña. Continue reading

Andrew Freedman: El Niño May Be On the Way, Altering Weather Patterns

If you thought the first six months of the year were chock full of weird weather events, just wait — according to climate scientists there is an increasing likelihood that El Niño conditions will soon develop in the tropical Pacific Ocean. El Niño events, which are characterized by an area of unusually warm sea surface temperatures in the tropical Pacific Ocean, can have a huge influence on global weather patterns.

“Unusually warm” Andrew? Not really, just the upper phase of a cycle that occurs every 2-7 years, which makes it kind of “usual” really. Continue reading

David Whitehouse: El Niño And Global Warming

The El Nino phenomena is among the most fascinating yet least understood topics of climate science. Continue reading

Waaaaiiitaminute! Climate change suspended reef growth for 2 millennia

The paper shows how natural climatic shifts stopped reef growth in the eastern Pacific for 2,500 years. The reef shutdown, which began 4,000 years ago…

What were CO2 levels supposed to be then in definite pre-industrial times? The IPCC says 278 ppmv, right? I’ve seen a lot of coral in the GBR and it is thriving with levels nearing 400 ppmv. Corals didn’t fare so well in the ice age with levels down around the 200 ppmv mark. Corals evolved in the Ordovician with CO2 in the multiple thousand parts per million.

I’m seeing a pattern here – low CO2 bad, higher CO2, good. Continue reading

Rising ocean temperatures have tide turning in favour of scorching sibling El Nino

OUR dams are full, the lambs are fat and the sprinklers are running again. But weather experts are warning Australia’s east coast to brace for a return to dry conditions, perhaps even drought, as another El Nino event looms. Continue reading

Scientists discover early source of El Nino

Tell-tale signs that an El Niño climate event is looming are detectable up to 18 months beforehand, scientists have found, nine months earlier than current models can predict. Continue reading

Weather Insider: What Tomorrow’s Shift in the La Niña-El Niño Cycle Means

Eye-roller: “A shift away from this year’s La Niña to El Niño could dramatically alter temperature and extreme weather patterns—and global warming may play a role.Continue reading

Andrew Bolt: One dry year is worth more than two wet

One dry year was evidence enough of man-made warming for David Karoly in 2003: Continue reading

More warm makes cold: Record La Niña linked to climate change

THREE of the nation’s leading climate scientists have linked the past two years of record wet weather to climate change in their strongest findings yet on the impact of global warming on the nation’s climate. Continue reading

Stewart Franks: Wet behind the ears on climate

TIM Flannery, Australia’s Chief Climate Commissioner, once declared that “even the rain that falls will not fill up the dams”. Continue reading

No Tricks Zone: Norwegeian Climate Scientist Tore Furevik Says Cooling “La Niña Will Not Be Going Away”

It wasn’t all that long ago when a number of climate scientists were projecting the Earth would soon fall into an almost permanent, increasing El Niño mode, where the surface temperatures of the equatorial Pacific would always be like what we saw in 1998 – all man-made. Continue reading