Images related to La Nina and Pacific Decadal Oscillation Cool the Pacific

Weak El Niño, but Hints of Pacific Change
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Weak El Niño, but Hints of Pacific Change

Ocean conditions are not likely to help drought-stressed regions this spring. However, some broader changes might be coming in the Pacific.

Published Mar 25, 2015

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Pacific Decadal Oscillation
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Pacific Decadal Oscillation

Published Jun 26, 2001

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El Nino Conditions Set in Across Pacific Ocean
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El Nino Conditions Set in Across Pacific Ocean

A patch of warmer than average ocean temperatures in the eastern Pacific on July 26, 2009, revealed the onset of El Niño conditions.

Published Jul 28, 2009

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Warm Water and Strange Weather May Be Connected
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Warm Water and Strange Weather May Be Connected

Temperature anomalies in the eastern Pacific Ocean are both influencing and being influenced by unusual weather patterns. The effects are rippling through the marine environment.

Published Apr 18, 2015

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El Niño Strengthens in November 2009
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El Niño Strengthens in November 2009

These color-coded images show the strengthening of El Niño between October and November 2009. In the November image, warm waters (indicated in red) have spread across the Pacific.

Published Dec 11, 2009

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No Nino Anytime Soon
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No Nino Anytime Soon

Published Sep 1, 2001

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Muted La Niña Follows Potent El Niño
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Muted La Niña Follows Potent El Niño

The near-record water temperatures of 2015-16 has been followed by a modest, quiet appearance of La Niña.

Published Jan 6, 2017

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Under the Surface of El Niño
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Under the Surface of El Niño

With its own forms of underwater weather, the ocean has fronts and circulation patterns that move heat and nutrients around its basins. Changes near the surface often start with changes in the depths.

Published Mar 21, 2017

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El Niño Conditions Are Growing Stronger
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El Niño Conditions Are Growing Stronger

Weakening trade winds are allowing warm water to move east across the Pacific in a telltale pattern.

Published Aug 5, 2015

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La Nina in progress
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La Nina in progress

Acquired September 6, 2010, this map shows cooling in the central Pacific Ocean consistent with La Niña conditions.

Published Sep 19, 2010

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Still Waiting for El Niño
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Still Waiting for El Niño

Published Jun 29, 2002

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La Niña Makes a Quiet Return
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La Niña Makes a Quiet Return

Cooler than normal conditions prevail in the central and eastern Pacific, but the event is so far considered weak.

Published Dec 22, 2017

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New Study: Heat is Being Stored Beneath the Ocean Surface
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New Study: Heat is Being Stored Beneath the Ocean Surface

Examining temperatures from the depths of the ocean, JPL scientists have found that lower layers of the Western Pacific and Indian Oceans grew much warmer during a decade when surface temperatures cooled.

Published Jul 10, 2015

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Is El Niño Developing?
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Is El Niño Developing?

Conditions in May 2014 look similar to those in May 1997, a year that brought one of the most potent El Niño events of the 20th century.

Published May 14, 2014

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El Niño Should Be Near Its Peak
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El Niño Should Be Near Its Peak

Past events suggest the phenomenon winds down after December and January. But will this year follow the pattern?

Published Jan 22, 2016

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