Statistics for South Shore Surf Heights (H1/10, Hawaii Scale): MAY 1972 - 2021 Background Small Medium Large X-Large (<=2 Hs) (3 Hs) (4 Hs) ( 5 Hs) ( 6+ Hs) year # days % # days % # days % # days % # days % ----- ------ --- ------ --- ------ --- ------ --- ------ --- 1972 5 16 10 32 10 32 2 6 4 13 1973 6 19 13 42 9 29 2 6 1 3 1974 0 0 14 45 10 32 3 10 4 13 1975 2 6 17 55 6 19 2 6 4 13 1976 8 26 10 32 6 19 4 13 3 10 1977 11 35 11 35 8 26 1 3 0 0 1978 6 19 14 45 5 16 2 6 4 13 1979 4 13 20 65 5 16 1 3 1 3 1980 6 19 17 55 5 16 2 6 1 3 1981 5 16 21 68 4 13 1 3 0 0 1982 1 3 21 68 8 26 0 0 1 3 1983 5 16 17 55 8 26 1 3 0 0 1984 13 42 14 45 4 13 0 0 0 0 1985 6 19 21 68 4 13 0 0 0 0 1986 10 32 18 58 3 10 0 0 0 0 1987 5 16 15 48 8 26 2 6 1 3 1988 18 58 3 10 3 10 3 10 4 13 1989 20 65 5 16 4 13 0 0 2 6 1990 24 77 5 16 2 6 0 0 0 0 1991 14 45 5 16 8 26 3 10 1 3 1992 16 52 8 26 3 10 3 10 1 3 1993 25 81 5 16 1 3 0 0 0 0 1994 26 84 5 16 0 0 0 0 0 0 1995 20 65 9 29 2 6 0 0 0 0 1996 18 58 8 26 3 10 2 6 0 0 1997 13 42 13 42 4 13 1 3 0 0 1998 17 55 8 26 5 16 0 0 1 3 1999 12 39 14 45 4 13 1 3 0 0 2000 7 23 13 42 9 29 1 3 1 3 2001 21 68 6 19 3 10 1 3 0 0 2002 16 52 8 26 4 13 1 3 2 6 2003 2 6 20 65 6 19 1 3 2 6 2004 18 58 9 29 4 13 0 0 0 0 2005 18 58 7 23 5 16 0 0 1 3 2006 14 45 10 32 6 19 1 3 0 0 2007 18 58 10 32 3 10 0 0 0 0 2008 22 71 5 16 3 10 1 3 0 0 2009 16 52 14 45 1 3 0 0 0 0 2010 20 65 11 35 0 0 0 0 0 0 2011 6 19 17 55 8 26 0 0 0 0 2012 24 77 6 19 1 3 0 0 0 0 2013 18 58 5 16 0 0 2 6 6 19 2014 15 48 10 32 4 13 2 6 0 0 2015 8 26 16 52 3 10 2 6 2 6 2016 15 48 13 42 1 3 1 3 1 3 2017 8 26 17 55 2 6 3 10 1 3 2018 19 61 9 29 3 10 0 0 0 0 2019 6 19 16 52 5 16 2 6 2 6 2020 10 32 17 55 2 6 1 3 1 3 2021 17 55 11 35 3 10 0 0 0 0 MEAN 13 41 12 38 4 14 1 4 1 3 SD 7 5 3 1 1