Start Date: End Date: Published Date Data Date
Sea Surface Temperatures at the Start of 2010 Hurricane Season
720 x 480 PNG
Published June 3, 2010
This color-coded image from June 1, 2010, shows which equatorial ocean waters are warm enough to promote hurricane formation.
Related images:
4 MB - KML/KMZ
Arctic Sea Ice Extent, 2009-2010
Published April 23, 2010
These images show Arctic sea ice extent for the September 2009 summer minimum and the March 2010 winter maximum. Ice extents were greater than they had been in many recent years, but were still below the long-term average.
El Niño Strengthens in November 2009
720 x 360 PNG
Published December 11, 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.
1440 x 720 500 KB - PNG
1440 x 720 496 KB - PNG
10 MB - MOV
North Pole Sea Ice Minimum 2009
Published September 19, 2009
On September 12, 2009, sea ice reached its annual minimum extent, covering 5.10 million square kilometers (2.97 million square miles) of the Arctic Ocean. This image shows the 2009 ice extent compared to the 1979-2000 average.
896 x 607 153 KB - PNG
720 x 321 PNG
El Nino Conditions Set in Across Pacific Ocean
Published July 28, 2009
A patch of warmer than average ocean temperatures in the eastern Pacific on July 26, 2009, revealed the onset of El Niño conditions.
4096 x 2048 3 MB - PNG
South Pole Sea Ice at 2008 Maximum and 2009 Minimum
720 x 348 PNG
Published May 23, 2009
This pair of images shows Antarctic sea ice concentrations at the 2008 winter maximum and the 2009 summer minimum compared to the median ice extent from 1979–2000.
Arctic Sea Ice, 2002-2003
Published May 16, 2009
Compiled from passive microwave sensor data, these images show Arctic sea ice extent for September 2002 and March 2003.
Sea Ice Ebbs and Flows
720 x 342 JPEG
Published April 21, 2009
These satellite-based maps show sea ice concentration in the Arctic and Antarctic during September 2008 and February 2009, the months of the sea ice maximums and minimums in the respective hemispheres.