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
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
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
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
The near-record water temperatures of 2015-16 has been followed by a modest, quiet appearance of La Niña.
Published Jan 6, 2017
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
Weakening trade winds are allowing warm water to move east across the Pacific in a telltale pattern.
Published Aug 5, 2015
Acquired September 6, 2010, this map shows cooling in the central Pacific Ocean consistent with La Niña conditions.
Published Sep 19, 2010
Cooler than normal conditions prevail in the central and eastern Pacific, but the event is so far considered weak.
Published Dec 22, 2017
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
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
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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