EL NIÑO'S POWERFUL REACH   What is
El Niņo?
Clues From
the Past
Long Distance
Connections
Winners &
Losers
El Niņo
Lowdown

Left 1 2 Is El Niņo Coming? Right

Surface temperature effects
The current surface temperature of the Pacific Ocean (Aug. 27, 2006 thru Sept. 2, 2006). Can you see any indication of El Niņo or La Niņa effects?

El Niņo episodes occur every three to seven years, with the most recent event in 1997-98. Compare the top satellite image to the two on the right. The top image was taken last week. Where do you think we are in the cycle? Surface temperature of the Pacific Ocean during the El Niño of 1997-98
Surface temperature of the Pacific Ocean during the La Niña of 1998-99
Surface temperature of the Pacific Ocean during the El Niņo of 1997-98 (middle). Look for warmer temperatures (red) off the western coast of South America. Surface temperature of the Pacific Ocean during the La Niņa of 1998-99 (bottom). Look for cooler temperatures (blue) in the central Pacific.