Statistics for South Shore Surf Heights (H1/10, Hawaii Scale): DECEMBER 1978 - 2021 Background Small Medium Large X-Large (<=2 Hs) (3 Hs) (4 Hs) ( 5 Hs) ( 6+ Hs) year # days % # days % # days % # days % # days % ----- ------ --- ------ --- ------ --- ------ --- ------ --- 1978 20 65 10 32 1 3 0 0 0 0 1979 19 61 11 35 1 3 0 0 0 0 1980 5 16 23 74 3 10 0 0 0 0 1981 16 52 15 48 0 0 0 0 0 0 1982 25 81 6 19 0 0 0 0 0 0 1983 19 61 12 39 0 0 0 0 0 0 1984 29 94 2 6 0 0 0 0 0 0 1985 22 71 9 29 0 0 0 0 0 0 1986 23 74 7 23 1 3 0 0 0 0 1987 23 74 5 16 3 10 0 0 0 0 1988 30 97 1 3 0 0 0 0 0 0 1989 26 84 5 16 0 0 0 0 0 0 1990 31 100 0 0 0 0 0 0 0 0 1991 18 58 13 42 0 0 0 0 0 0 1992 29 94 2 6 0 0 0 0 0 0 1993 28 90 0 0 1 3 2 6 0 0 1994 30 97 1 3 0 0 0 0 0 0 1995 28 90 2 6 1 3 0 0 0 0 1996 27 87 4 13 0 0 0 0 0 0 1997 29 94 2 6 0 0 0 0 0 0 1998 28 90 3 10 0 0 0 0 0 0 1999 26 84 3 10 2 6 0 0 0 0 2000 29 94 2 6 0 0 0 0 0 0 2001 27 87 4 13 0 0 0 0 0 0 2002 28 90 3 10 0 0 0 0 0 0 2003 21 68 10 32 0 0 0 0 0 0 2004 17 55 11 35 2 6 1 3 0 0 2005 26 84 5 16 0 0 0 0 0 0 2006 27 87 1 3 2 6 1 3 0 0 2007 22 71 5 16 2 6 1 3 1 3 2008 29 94 1 3 0 0 1 3 0 0 2009 23 74 6 19 2 6 0 0 0 0 2010 22 71 9 29 0 0 0 0 0 0 2011 29 94 2 6 0 0 0 0 0 0 2012 21 68 9 29 1 3 0 0 0 0 2013 25 81 5 16 0 0 1 3 0 0 2014 24 77 6 19 1 3 0 0 0 0 2015 27 87 3 10 1 3 0 0 0 0 2016 31 100 0 0 0 0 0 0 0 0 2017 31 100 0 0 0 0 0 0 0 0 2018 31 100 0 0 0 0 0 0 0 0 2019 27 87 4 13 0 0 0 0 0 0 2020 25 81 5 16 1 3 0 0 0 0 2021 28 90 2 6 1 3 0 0 0 0 MEAN 25 81 5 17 1 2 0 1 0 0 SD 5 5 1 0 0