January 11, 2018 Weak La Nina: The 2017-18 La Nina remains weak although likely maturing now as subsurface cool water to sustain La Nina is diminishing. According to multivariate ENSO index the […]
It looks like we’re in for another La Niña winter. What does that mean?
A quick refresher on what “the little girl” actually is. By Sara Chodosh 10-16-2017 Are we in for snow, or just rain? It seems like every year there’s some talk of El Niño or La […]
Understanding La Niña (Video)
L. ARIAS, AUGUST During August of 2016, the Central Valley, Northern Zone and central Caribbean have received 37 to 72 percent less rain than normal, IMN’s Meteorologist Luis Fernando Alvarado said. The driest […]
As heat records pile up, La Niña may usher in cooler 2017
Scott Sutherland Meteorologist/Science Writer Thursday, July 21, 2016, 6:03 PM – Soaring global temperatures. Months of record low Arctic sea ice extent. Unusual weather patterns. 2016 has been racking up some incredible […]
U.S. forecaster sees likelihood of La Niña August-October (Video)
Tuesday, July 19, 2016, 6:00 – Following a damaging El Niño weather period, a U.S. government weather forecaster on Thursday said the La Niña weather phenomenon is favored to develop during August […]
What Is a “La Niña Ready Nation”?
A Nation whose government takes La Niña occurrences as serious quasi-periodic threats and seeks to enact policies to protect its citizens, their livelihoods, and properties—both public and private–can be considered a […]
The Walker Circulation: ENSO’s atmospheric buddy
Author: Tom Di Liberto Friday, August 1, 2014 Reading back over the many excellent (if I do say so myself) posts here at the ENSO blog, there have been several re-occurring themes—the […]
ENSO – What is it?
The three phases of the El Niño–Southern Oscillation (ENSO) In this section we will cover: The Neutral Phase El Niño La Niña Convection Upwelling Below the Surface The Neutral phase In the […]
What Is La Niña?
by Steve Graham La Niña The Southern Oscillation The coupled atmosphere-ocean phenomenon known as El Niño is frequently followed by a period of normal conditions in the equatorial Pacific Ocean. Sometimes, but […]