Sea Ice Extent
WorldPhysical EnvironmentMean extent of Arctic and Antarctic sea ice between 1981 and 2010
NSIDCA world map shows the sea ice extent at the beginning of 2022, with the highest coverage in the Arctic region around Canada, Greenland, and Russia, and some presence in the Antarctic region. These regions are highlighted in light blue.
Sea Ice Extent | Less than 20°F | 20–29°F | 30–39°F | 40–49°F | 50–54°F | 55–59°F | |
|---|---|---|---|---|---|---|---|
Nunavut | 0.158% | ||||||
Prince Edward Island | 1.54% | ||||||
Newfoundland and Labrador | 0.162% | ||||||
Arizona | 32.8% | 60.8% | 2.30% | ||||
Utah | 93.9% | 5.41% | |||||
District of Columbia | 100% | ||||||
Florida | 14.7% | 56.6% | 21.0% | 7.07% | |||
Idaho | 84.3% | 6.93% | |||||
New Hampshire | 100% | ||||||
Rhode Island | 3.92% | ||||||
Vermont | 99.7% | ||||||
Washington | 29.2% | 45.9% | 22.8% | ||||
Wyoming | 100% | ||||||
Montana | 99.9% | ||||||
Maine | 99.5% | ||||||
North Dakota | 100% | ||||||
Kentucky | 3.74% | 91.2% | |||||
Virginia | 20.5% | 1.66% | |||||
Delaware | 99.1% | ||||||
Mississippi | 21.7% | 78.0% | |||||
West Virginia | 67.8% | 31.4% | |||||
Nebraska | 100% | ||||||
Texas | 10.9% | 44.9% | 29.3% | 14.1% | |||
Missouri | 80.4% | 18.4% | |||||
Louisiana | 61.7% | 37.9% | |||||
North Carolina | 84.2% | 3.43% | |||||
Oregon | 27.3% | 19.8% | 23.7% | ||||
Alabama | 29.3% | 1.30% | |||||
New Mexico | 81.8% | 1.03% | |||||
Kansas | 96.6% | 3.36% | |||||
Wisconsin | 99.5% | ||||||
New Jersey | 73.8% | 25.8% | |||||
South Carolina | 41.6% | 58.3% | |||||
Michigan | 98.1% | ||||||
Connecticut | 99.9% | ||||||
Pennsylvania | 99.4% | ||||||
Colorado | 100% | ||||||
Nevada | 73.6% | 6.36% | |||||
Massachusetts | 98.2% | ||||||
Georgia | 26.7% | 54.5% | 18.7% | ||||
New York | 96.9% | ||||||
Maryland | 34.3% | 32.0% | |||||
Oklahoma | 17.8% | 81.3% | |||||
Tennessee | 100% | ||||||
California | 10.8% | 23.3% | 1.46% | ||||
Arkansas | 79.0% | 21.0% | |||||
South Dakota | 100% | ||||||
Ohio | 96.3% | 3.50% | |||||
Indiana | 92.1% | 7.40% | |||||
Minnesota | 100% | ||||||
Iowa | 100% | ||||||
Illinois | 94.0% | 5.95% | |||||
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