Comparison of Historical Peaks to (ONI) Oceanic Index
Water Year, Observed Date, Observed Stage, ONI
51, 1951-02-10, 8.64, -0.60
52, 1951-10-19, 8.20, 1.04
53, 1953-01-23, 7.77, 0.04
54, 1954-02-21, 8.08, 0.84
55, 1954-11-19, 9.99, -0.73
56, 1955-11-04, 10.45, -1.67
57, 1956-12-09, 7.47, -0.43
58, 1958-02-25, 6.65, 1.53
59, 1959-04-29, 7.80, 0.50
60, 1959-11-20, 6.63, 0.05
61, 1961-01-15, 8.32, 0.12
62, 1961-12-01, 4.22, -0.19
63, 1962-12-16, 7.50, -0.31
64, 1964-01-01, 4.13, 1.37
65, 1964-11-30, 4.95, -0.82
66, 1966-01-13, 5.47, 1.97
67, 1966-12-13, 5.66, -0.18
68, 1968-01-19, 5.70, -0.34
69, 1969-06-10, 6.76, 0.73
70, 1970-04-09, 4.23, 0.81
71, 1971-06-27, 5.67, -0.86
72, 1972-03-05, 5.93, -0.96
73, 1972-12-26, 5.86, 2.09
74, 1974-01-16, 7.95, -1.95
75, 1974-12-21, 4.94, -0.75
76, 1975-12-04, 8.77, -1.55
77, 1977-03-07, 4.23, 0.86
78, 1977-11-01, 4.55, 0.81
79, 1979-03-04, 4.69, -0.08
80, 1979-12-19, 7.50, 0.52
81, 1980-12-26, 5.85, 0.11
82, 1981-12-05, 4.77, -0.15
83, 1982-12-03, 4.82, 2.18
84, 1983-11-15, 5.52, -1.00
85, 1984-11-28, 4.48, -0.92
86, 1986-01-18, 6.08, -0.27
87, 1986-11-23, 5.51, 1.14
88, 1988-01-14, 4.99, 1.25
89, 1989-04-05, 4.26, -1.80
91, 1990-11-24, 8.40, 0.40
92, 1991-12-05, 5.50, 1.21
93, 1993-01-25, 10.45, -0.28
95, 1994-12-20, 7.87, 1.01
96, 1995-12-14, 8.09, -1.00
97, 1997-03-19, 7.54, -0.45
98, 1997-10-30, 5.68, 2.40
99, 1999-02-24, 6.69, -1.48
00, 1999-12-15, 6.24, -1.46
01, 2000-12-16, 3.91, -0.75
02, 2001-12-16, 7.10, -0.35
03, 2003-01-02, 5.17, 1.31
04, 2003-10-20, 7.37, 0.35
05, 2004-12-10, 5.79, 0.66
06, 2006-01-13, 7.34, -0.57
07, 2006-11-06, 5.75, 0.94
08, 2007-12-03, 8.71, -1.50
09, 2009-01-08, 7.28, -0.55
10, 2009-11-22, 8.32, 1.36
11, 2010-12-12, 8.00, -1.64
12, 2011-11-23, 6.13, -1.09
13, 2012-11-19, 7.28, 0.05
14, 2014-03-06, 5.48, -0.17
15, 2015-02-06, 6.06, 0.64
16, 2015-12-08, 8.39, 2.57
17, 2016-11-24, 5.81, -0.67
18, 2017-11-22, 7.41, -0.84
19, 2018-11-27, 5.95, 0.90