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MapMaster 3

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MapMaster 3

Sea Ice Extent

WorldPhysical Environment

Mean extent of Arctic and Antarctic sea ice between 1981 and 2010

NSIDC

A 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.

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Sea Ice Extent

Mean Sea-Surface Temperature

Average Number of Hail Storms

Sea Ice Extent

-2.0 to 0.0

0.0 to 1.9

2.0 to 3.9

4.0 to 5.9

6.0 to 7.9

8.0 to 9.9

10.0 to 11.9

12.0 to 13.9

14.0 to 15.9

18.0 to 19.9

20.0 to 21.9

22.0 to 23.9

24.0 to 25.9

26.0 to 27.9

28.0 to 29.9

0–0.9

1.0–1.9

2.0–3.9

4.0–5.9

6.0–8.0

More than 8

Alaska
0.243%0.756%0.368%
Northwest Territories
0.540%
Nunavut
0.158%2.12%
Nova Scotia
1.84%0.489%0.275%0.472%
Prince Edward Island
1.54%5.18%
Hawaii
10.0%0.778%4.46%
New Brunswick
0.647%0.219%
British Columbia
1.06%
Newfoundland and Labrador
0.162%1.04%0.607%
Québec
0.165%
Ontario
0.375%
Arizona
33.9%37.9%28.2%
Utah
65.7%34.0%
District of Columbia
100%
Florida
0.797%0.110%0.317%0.665%99.1%
Idaho
8.79%45.9%42.5%2.27%
New Hampshire
5.08%66.9%15.4%12.6%
Rhode Island
4.89%95.0%
Vermont
10.1%74.0%13.9%1.88%
Washington
0.825%19.6%39.1%1.25%
Wyoming
68.1%11.4%4.28%
Montana
42.5%57.3%
Maine
0.534%13.8%77.4%6.92%
North Dakota
60.5%39.5%
Kentucky
100%
Virginia
0.725%3.18%73.0%20.6%
Delaware
1.06%4.13%5.64%
Mississippi
6.06%52.9%41.0%
West Virginia
8.28%91.7%
Nebraska
24.2%71.8%3.54%
Texas
0.214%11.8%30.6%38.0%18.7%
Missouri
100%
Louisiana
1.00%1.80%60.8%7.42%
North Carolina
0.239%0.183%0.286%27.9%56.8%14.7%
Oregon
1.12%61.6%8.66%
Alabama
0.114%21.0%59.7%19.2%
New Mexico
16.8%64.8%18.4%
Kansas
4.32%55.5%
Wisconsin
0.545%45.3%54.2%
New Jersey
0.163%1.14%72.0%27.2%
South Carolina
60.2%39.7%
Michigan
1.89%69.8%
Connecticut
0.194%67.7%32.3%
Pennsylvania
1.31%43.1%55.6%
Colorado
5.22%54.1%11.9%3.60%
Nevada
26.4%33.2%40.2%
Massachusetts
1.32%2.66%0.220%51.1%46.3%
Georgia
0.230%58.3%41.5%
New York
0.265%0.344%2.70%83.9%11.4%
Maryland
2.09%21.9%1.21%9.55%
Oklahoma
49.7%50.3%
Tennessee
4.73%95.3%
California
0.120%0.206%15.0%69.7%9.11%
Arkansas
100%
South Dakota
75.1%24.9%
Ohio
2.15%97.8%
Indiana
20.1%79.9%
Minnesota
29.8%70.1%
Iowa
100%
Illinois
2.58%97.4%
0.16.0