Sea-Surface Temperature Anomalies: El Niño
OceansPhysical EnvironmentA composite of sea-surface temperature anomalies during El Niño from November to March during the following years: 1958, 1966, 1973, 1983, 1987, 1992, 1996, and 1998. When sea-surface temperatures in the tropical eastern Pacific rise well above normal, it is known as an El Niño event.
NOAASea-surface temperature anomalies during El Niño. The most intense warming (2 to 2.25 degrees Celsius, dark brown) occurs off the coast of South America. Cooler areas (negative 2.25 to negative 2 degrees Celsius, dark blue) are in the Arctic Ocean.
-0.25 to 0.25 | 0.75 to 1.0 | 1.0 to 1.25 | 1.25 to 1.5 | 1.5 to 1.75 | Class | Rank | Acres | 80 and over | 60–79 | 40–59 | 20–39 | 10–19 | Under 10 | Class | Rank | Percent households with TV | Class | Rank | Percent | Class | Rank | Global Index Score | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0.311% | 1.20% | 0.159% | 0.444% | 2.10% | 3.14% | 5.14% | 5.38% | 18.2% | 41.6% | 24.4% | |||||||||||||
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