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 | Tropical Forests | Salt Marshes | Alaska Territory, United States | Canada | Hawaii, United States | Mexico | United States | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Alaska | 0.318% | 97.8% | ||||||||||
Arizona | 100% | |||||||||||
Utah | 100% | |||||||||||
Yukon | 100% | |||||||||||
Northwest Territories | 98.8% | |||||||||||
District of Columbia | 100% | |||||||||||
Florida | 0.596% | 1.15% | 1.33% | 98.4% | ||||||||
Idaho | 100% | |||||||||||
New Hampshire | 1.37% | 0.210% | 99.8% | |||||||||
Rhode Island | 4.64% | 2.01% | 92.4% | |||||||||
Vermont | 0.222% | 99.8% | ||||||||||
Washington | 0.513% | 0.132% | 98.8% | |||||||||
Wyoming | 100% | |||||||||||
Nunavut | 0.352% | 96.9% | ||||||||||
Montana | 100% | |||||||||||
Maine | 0.133% | 0.322% | 0.730% | 98.1% | ||||||||
North Dakota | 100% | |||||||||||
Kentucky | 100% | |||||||||||
Nova Scotia | 0.847% | 0.591% | 93.9% | |||||||||
Virginia | 0.126% | 0.493% | 99.2% | |||||||||
Delaware | 0.762% | 33.7% | 96.8% | |||||||||
Prince Edward Island | 1.25% | 0.264% | 1.22% | 61.3% | ||||||||
Saskatchewan | 99.9% | |||||||||||
Mississippi | 0.461% | 99.9% | ||||||||||
West Virginia | 100% | |||||||||||
Nebraska | 100% | |||||||||||
Texas | 0.183% | 0.123% | 0.127% | 99.6% | ||||||||
Missouri | 100% | |||||||||||
Louisiana | 0.184% | 0.106% | 98.3% | |||||||||
Hawaii | 1.74% | 1.20% | 0.113% | 0.444% | 2.10% | 76.1% | ||||||
North Carolina | 0.319% | 0.191% | 98.5% | |||||||||
Oregon | 99.9% | |||||||||||
New Brunswick | 0.522% | 0.488% | 98.6% | 0.421% | ||||||||
Alabama | 0.174% | 99.9% | ||||||||||
New Mexico | 100% | |||||||||||
Kansas | 100% | |||||||||||
Wisconsin | 100% | |||||||||||
British Columbia | 0.126% | 0.160% | 98.9% | |||||||||
Newfoundland and Labrador | 0.392% | 98.5% | ||||||||||
New Jersey | 0.329% | 15.3% | 96.7% | |||||||||
South Carolina | 6.81% | 99.9% | ||||||||||
Michigan | 99.9% | |||||||||||
Alberta | 100% | |||||||||||
Connecticut | 0.797% | 99.3% | ||||||||||
Pennsylvania | 100% | |||||||||||
Colorado | 100% | |||||||||||
Nevada | 100% | |||||||||||
Massachusetts | 1.78% | 3.30% | 93.5% | |||||||||
Georgia | 2.72% | 99.8% | ||||||||||
New York | 0.105% | 0.102% | 0.175% | 99.2% | ||||||||
Maryland | 0.874% | 0.178% | 96.0% | |||||||||
Québec | 99.4% | |||||||||||
Manitoba | 99.9% | |||||||||||
Oklahoma | 100% | |||||||||||
Tennessee | 100% | |||||||||||
Ontario | 99.9% | |||||||||||
California | 0.110% | 0.156% | 99.6% | |||||||||
Arkansas | 100% | |||||||||||
South Dakota | 100% | |||||||||||
Ohio | 100% | |||||||||||
Indiana | 100% | |||||||||||
Minnesota | 0.174% | 99.8% | ||||||||||
Iowa | 100% | |||||||||||
Illinois | 100% | |||||||||||
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