海氷統計情報

沿岸観測点

流氷初日

海氷年稚内紋別網走羅臼根室花咲知人鼻
1996-2/71/312/52/113/18-
1997-1/281/241/312/33/243/22
1998-1/261/252/72/123/7-
1999-2/41/171/242/144/73/19
2000-1/221/262/52/103/8-
20011/81/81/71/181/231/282/2
2002-1/301/161/182/2--
2003-1/241/111/211/232/192/28
2004-2/12/12/92/17--
2005-1/231/282/82/17--
20064/52/31/301/302/72/20-
2007-1/201/272/25---
20082/251/211/21(2/25)2/223/4×
2009-2/102/7(3/2)2/24-×
2010-2/81/22(2/1)--×
2011-1/271/20(1/31)2/132/17×
20123/92/11/20(1/27)1/31-×
20132/151/171/15(1/24)2/12/14×
20142/211/271/28(2/10)2/223/3×
2015-1/161/16(2/17)2/72/18×
2016-2/92/2(3/25)--×
20171/251/261/31(2/15)2/25-×
平年値(過去30年)2/141/281/242/72/133/42/24

流氷終日

海氷年稚内紋別網走羅臼根室花咲知人鼻
1996-3/244/224/213/283/22-
1997-3/173/203/313/243/243/22
1998-3/213/224/93/253/17-
1999-4/124/174/304/144/73/19
2000-3/244/43/284/33/30-
20013/83/214/74/174/22/223/15
2002-3/83/163/243/2--
2003-4/144/234/274/134/63/14
2004-3/93/114/13/11--
2005-3/153/194/53/12--
20064/54/82/162/262/232/20-
2007-3/233/62/26---
20082/254/84/13(4/11)4/143/9×
2009-3/43/8(3/4)2/24-×
2010-3/113/12(3/4)--×
2011-2/193/10(3/25)3/92/27×
20123/173/314/5(4/4)4/1-×
20133/73/103/21(3/12)3/103/8×
20142/234/74/30(4/30)4/134/9×
2015-3/153/7(3/20)3/73/18×
2016-3/83/18(3/29)--×
2017------×
平年値(過去30年)3/93/284/14/53/243/203/19