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 | Equatorial | Tropical | Subtropical | Temperate | Subpolar | Amerindian and Indo-European | Eskimo-Aleut | Indo-European | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Alaska | 0.318% | 2.05% | 0.827% | 27.6% | 0.108% | 0.153% | |||||||
Arizona | 19.5% | 80.5% | |||||||||||
Utah | 0.663% | 99.3% | |||||||||||
Yukon | 88.3% | 11.6% | 0.107% | ||||||||||
Northwest Territories | 1.67% | 52.2% | 7.85% | 4.66% | |||||||||
District of Columbia | 100% | ||||||||||||
Florida | 0.596% | 2.09% | 98.8% | ||||||||||
Idaho | 100% | ||||||||||||
New Hampshire | 100% | ||||||||||||
Rhode Island | 4.64% | 8.19% | 94.9% | ||||||||||
Vermont | 100% | ||||||||||||
Washington | 0.513% | 0.763% | 0.121% | ||||||||||
Wyoming | 100% | ||||||||||||
Nunavut | 0.352% | 4.30% | 8.72% | 0.383% | 0.977% | ||||||||
Montana | 100% | ||||||||||||
Maine | 0.133% | 1.22% | 0.167% | ||||||||||
North Dakota | 100% | ||||||||||||
Kentucky | 100% | ||||||||||||
Nova Scotia | 0.847% | 8.68% | 18.3% | ||||||||||
Virginia | 0.126% | 0.104% | 1.74% | 99.7% | |||||||||
Delaware | 0.762% | 4.66% | 99.2% | ||||||||||
Prince Edward Island | 1.25% | 0.264% | 54.8% | 94.3% | |||||||||
Saskatchewan | 12.5% | 87.5% | |||||||||||
Mississippi | 100% | ||||||||||||
West Virginia | 100% | ||||||||||||
Nebraska | 100% | ||||||||||||
Texas | 0.183% | 0.188% | 99.8% | ||||||||||
Missouri | 100% | ||||||||||||
Louisiana | 0.184% | 3.62% | 0.147% | ||||||||||
Hawaii | 1.74% | 1.20% | 0.113% | 0.444% | 2.10% | 2.56% | 35.3% | 1.39% | |||||
North Carolina | 0.319% | 2.25% | 99.4% | ||||||||||
Oregon | 0.245% | 99.9% | |||||||||||
New Brunswick | 0.522% | 2.16% | 99.2% | ||||||||||
Alabama | 0.128% | 99.9% | |||||||||||
New Mexico | 100% | ||||||||||||
Kansas | 100% | ||||||||||||
Wisconsin | 100% | ||||||||||||
British Columbia | 0.126% | 1.39% | 63.0% | 0.157% | |||||||||
Newfoundland and Labrador | 0.392% | 1.85% | 0.552% | 34.1% | 14.7% | 24.7% | |||||||
New Jersey | 0.329% | 3.26% | 99.1% | ||||||||||
South Carolina | 99.8% | ||||||||||||
Michigan | 100% | ||||||||||||
Alberta | 55.4% | 0.298% | |||||||||||
Connecticut | 0.661% | 99.9% | |||||||||||
Pennsylvania | 100% | ||||||||||||
Colorado | 100% | ||||||||||||
Nevada | 100% | ||||||||||||
Massachusetts | 1.78% | 0.220% | 7.89% | 0.557% | |||||||||
Georgia | 99.9% | ||||||||||||
New York | 0.105% | 1.81% | 2.63% | ||||||||||
Maryland | 0.874% | 3.11% | 98.1% | ||||||||||
Québec | 0.264% | 0.352% | 24.9% | 34.9% | 0.469% | ||||||||
Manitoba | 4.25% | 66.4% | |||||||||||
Oklahoma | 100% | ||||||||||||
Tennessee | 100% | ||||||||||||
Ontario | 0.107% | 49.9% | 50.0% | ||||||||||
California | 0.110% | 0.550% | 0.247% | 99.7% | |||||||||
Arkansas | 100% | ||||||||||||
South Dakota | 100% | ||||||||||||
Ohio | 100% | ||||||||||||
Indiana | 100% | ||||||||||||
Minnesota | 100% | ||||||||||||
Iowa | 100% | ||||||||||||
Illinois | 100% | ||||||||||||
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