Built 2026-10-14 (14 October 2026)

Storm Seasons by Basin

Named storms, hurricane strength storms, major storms and accumulated cyclone energy (ACE) by season in 6 ocean basins, 1945 to 2026.

Data as of . Last revised (2026-10-12).

Key Facts

  • The Eastern North Pacific season with the highest ACE in the data is 1992: 392.4 ACE, 31 named storms, 20 hurricane strength and 13 major, peak wind 158 kt (293 km/h, 182 mph).
  • The latest Eastern North Pacific season in the data, 2026, has 21 named storms, 11 at hurricane strength and 9 major, with 314.9 ACE.
  • The North Atlantic season with the highest ACE in the data is 2005: 249.7 ACE, 27 named storms, 15 hurricane strength and 7 major, peak wind 160 kt (296 km/h, 184 mph).
  • The latest North Atlantic season in the data, 2026, has 9 named storms, 1 at hurricane strength and 1 major, with 18.0 ACE.
  • The North Indian season with the highest ACE in the data is 2019: 68.0 ACE, 6 named storms, 5 hurricane strength and 3 major, peak wind 130 kt (241 km/h, 150 mph).
  • The latest North Indian season in the data, 2025, has 4 named storms, 0 at hurricane strength and 0 major, with 7.6 ACE.
  • The South Indian season with the highest ACE in the data is 1980: 202.9 ACE, 19 named storms, 12 hurricane strength and 10 major, peak wind 115 kt (213 km/h, 132 mph).
  • The latest South Indian season in the data, 2026, has 17 named storms, 10 at hurricane strength and 6 major, with 119.3 ACE.
  • The South Pacific season with the highest ACE in the data is 1983: 156.1 ACE, 16 named storms, 11 hurricane strength and 6 major, peak wind 110 kt (204 km/h, 127 mph).
  • The latest South Pacific season in the data, 2026, has 6 named storms, 5 at hurricane strength and 3 major, with 41.7 ACE.
  • The Western North Pacific season with the highest ACE in the data is 1958: 437.9 ACE, 22 named storms, 20 hurricane strength and 15 major, peak wind 175 kt (324 km/h, 201 mph).
  • The latest Western North Pacific season in the data, 2026, has 26 named storms, 12 at hurricane strength and 8 major, with 3.8 ACE.
  • Hurricane strength means a peak wind of 64 kt (119 km/h, 74 mph) or more and major means 96 kt (178 km/h, 110 mph) or more, in every basin whatever the local name.

Definitions and Limits

Named storms are tropical cyclones that reached storm strength and were given a name. A storm counts as hurricane strength when its peak wind reached 64 kt (119 km/h, 74 mph) and as major when it reached 96 kt (178 km/h, 110 mph), in every basin, whatever the basin calls such a storm. ACE (accumulated cyclone energy) adds the squares of a storm's wind speed in knots at six hourly readings while it was at least storm strength, in units of 10,000 kt squared, so it rewards strength and duration together.

Basins are counted separately and use different season boundaries. Storms were observed less completely before satellites, so counts in the early seasons are probably too low and should not be compared directly with recent seasons. Values come from best tracks, which agencies revise.

Eastern North Pacific

1950 to 2026, 70 seasons
Named storms, hurricane strength storms and major storms by season, Eastern North Pacific Storms per season in the Eastern North Pacific basin from 1950 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more). 0 10 20 30 40 19501966197519841993200220112020
Storms per season in the Eastern North Pacific basin from 1950 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more).
Named storms, hurricane strength storms and major storms by season, Eastern North Pacific
SeasonNamed stormsHurricane strengthMajor
1950110
1957331
1959322
1960750
19611020
1962620
1963740
1964510
19651010
19661370
19671772
19682160
19691040
19702050
197118125
19721595
19731273
197417103
19751684
19761595
1977840
197819148
19791064
19801584
19811581
198223125
198322139
198421137
198524148
198617103
198721116
19881473
19891894
199022177
199115115
1992312013
199316119
199422105
19951173
1996963
199720119
19981396
19991072
20001962
20011582
20021686
20031770
20041263
20051572
200619116
20071241
20081772
20092085
2010832
201111106
201217105
201320101
201422169
2015261711
201622147
20171894
2018231310
20192084
20201643
20212082
20221793
202317108
20241353
202520115
202621119
Accumulated cyclone energy by season, Eastern North Pacific ACE for each season in the Eastern North Pacific basin, from 1950 to 2026, in units of 10,000 kt squared. 0 100 200 300 400 1950196419711978198519921999200620132020
ACE for each season in the Eastern North Pacific basin, from 1950 to 2026, in units of 10,000 kt squared.
Accumulated cyclone energy by season, Eastern North Pacific
SeasonACE
195012.1
195783.9
195947.7
196064.3
196125.2
196226.7
196334.2
196419.2
196537.8
196661.0
1967114.8
196865.8
196932.7
197078.3
1971123.2
1972151.3
1973114.6
197487.4
1975108.8
1976121.0
197722.3
1978238.7
197957.4
198086.7
198172.8
1982161.2
1983225.5
1984193.7
1985200.9
1986113.7
1987169.0
1988122.0
1989114.7
1990274.1
1991185.8
1992392.4
1993220.0
1994201.0
1995100.5
199672.2
1997230.6
1998134.0
199995.1
200095.3
200190.5
2002153.6
200358.5
200471.1
200596.6
2006189.5
200754.2
200883.8
2009127.2
201051.5
2011120.9
201298.5
201378.8
2014216.7
2015325.5
2016194.0
2017100.7
2018318.8
2019107.2
202077.0
202197.4
202298.8
2023169.0
202483.9
2025127.3
2026314.9
The 12 latest seasons in the Eastern North Pacific basin
SeasonNamed stormsHurricane strengthMajorACEPeak wind
202621119314.9 ACE155 kt (287 km/h, 178 mph)
202520115127.3 ACE125 kt (232 km/h, 144 mph)
2024135383.9 ACE140 kt (259 km/h, 161 mph)
202317108169.0 ACE145 kt (269 km/h, 167 mph)
2022179398.8 ACE120 kt (222 km/h, 138 mph)
2021208297.4 ACE125 kt (232 km/h, 144 mph)
2020164377.0 ACE120 kt (222 km/h, 138 mph)
20192084107.2 ACE135 kt (250 km/h, 155 mph)
2018231310318.8 ACE140 kt (259 km/h, 161 mph)
20171894100.7 ACE125 kt (232 km/h, 144 mph)
201622147194.0 ACE130 kt (241 km/h, 150 mph)
2015261711325.5 ACE185 kt (343 km/h, 213 mph)

North Atlantic

1950 to 2026, 77 seasons
Named storms, hurricane strength storms and major storms by season, North Atlantic Storms per season in the North Atlantic basin from 1950 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more). 0 8 15 23 30 19501960197019801990200020102020
Storms per season in the North Atlantic basin from 1950 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more).
Named storms, hurricane strength storms and major storms by season, North Atlantic
SeasonNamed stormsHurricane strengthMajor
195013116
19511073
1952652
1953873
1954963
19551094
1956741
1957632
19581073
19591062
1960642
19611095
1962530
1963863
1964965
1965541
19661273
1967861
1968740
196913103
1970732
19711253
1972730
1973851
1974742
1975874
1976862
1977651
19781152
1979852
19801192
19811173
1982521
1983431
19841251
19851173
1986640
1987631
19881163
19891172
19901481
1991732
1992641
1993841
1994730
199519115
19961396
1997731
199814103
19991285
20001483
20011594
20021242
20031673
20041596
200527157
2006952
20071572
20081695
2009932
201018125
20111874
201219102
20131320
2014862
20151142
20161574
201717106
20181582
20191873
202030147
20212174
20221493
20231973
202418115
20251364
2026911
Accumulated cyclone energy by season, North Atlantic ACE for each season in the North Atlantic basin, from 1950 to 2026, in units of 10,000 kt squared. 0 63 125 188 250 1950195819661974198219901998200620142022
ACE for each season in the North Atlantic basin, from 1950 to 2026, in units of 10,000 kt squared.
Accumulated cyclone energy by season, North Atlantic
SeasonACE
1950201.6
1951115.6
195260.8
195389.0
195487.5
1955151.9
195649.2
195773.8
1958107.7
195966.6
196071.2
1961186.4
196238.3
1963105.9
1964141.2
196578.9
1966128.1
1967118.5
196837.4
1969123.4
197025.4
1971109.5
197228.4
197348.0
197463.7
197571.9
197681.5
197725.3
197864.9
197991.3
1980148.9
198194.2
198228.5
198317.4
198482.8
198588.0
198635.8
198733.8
1988103.9
1989134.9
199096.8
199133.0
199275.1
199338.4
199432.0
1995227.4
1996166.2
199740.1
1998181.2
1999176.6
2000116.1
2001110.1
200267.5
2003176.3
2004226.9
2005249.7
200677.9
200773.9
2008145.7
200952.6
2010163.9
2011125.5
2012132.7
201334.6
201466.7
201562.7
2016142.6
2017224.9
2018132.6
2019132.2
2020180.4
2021145.6
2022110.5
2023146.8
2024161.6
2025130.8
202618.0
The 12 latest seasons in the North Atlantic basin
SeasonNamed stormsHurricane strengthMajorACEPeak wind
202691118.0 ACE105 kt (194 km/h, 121 mph)
20251364130.8 ACE165 kt (306 km/h, 190 mph)
202418115161.6 ACE155 kt (287 km/h, 178 mph)
20231973146.8 ACE145 kt (269 km/h, 167 mph)
20221493110.5 ACE140 kt (259 km/h, 161 mph)
20212174145.6 ACE135 kt (250 km/h, 155 mph)
202030147180.4 ACE135 kt (250 km/h, 155 mph)
20191873132.2 ACE160 kt (296 km/h, 184 mph)
20181582132.6 ACE140 kt (259 km/h, 161 mph)
201717106224.9 ACE155 kt (287 km/h, 178 mph)
20161574142.6 ACE145 kt (269 km/h, 167 mph)
2015114262.7 ACE135 kt (250 km/h, 155 mph)

North Indian

1983 to 2025, 22 seasons
Named storms, hurricane strength storms and major storms by season, North Indian Storms per season in the North Indian basin from 1983 to 2025: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more). 0 2 4 6 8 19832007201020132016201920222025
Storms per season in the North Indian basin from 1983 to 2025: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more).
Named storms, hurricane strength storms and major storms by season, North Indian
SeasonNamed stormsHurricane strengthMajor
1983100
2005200
2006211
2007332
2008410
2009400
2010421
2011210
2012200
2013421
2014322
2015421
2016410
2017310
2018740
2019653
2020531
2021421
2022300
2023641
2024400
2025400
Accumulated cyclone energy by season, North Indian ACE for each season in the North Indian basin, from 1983 to 2025, in units of 10,000 kt squared. 0 20 40 60 80 19832007201020132016201920222025
ACE for each season in the North Indian basin, from 1983 to 2025, in units of 10,000 kt squared.
Accumulated cyclone energy by season, North Indian
SeasonACE
19830.5
20054.4
20069.8
200727.1
200811.3
20094.0
201013.9
20115.0
20121.5
201325.0
201420.8
201528.7
20169.9
201711.9
201828.0
201968.0
202022.2
202117.0
20226.4
202345.9
20246.7
20257.6
The 12 latest seasons in the North Indian basin
SeasonNamed stormsHurricane strengthMajorACEPeak wind
20254007.6 ACE60 kt (111 km/h, 69 mph)
20244006.7 ACE60 kt (111 km/h, 69 mph)
202364145.9 ACE115 kt (213 km/h, 132 mph)
20223006.4 ACE55 kt (102 km/h, 63 mph)
202142117.0 ACE100 kt (185 km/h, 115 mph)
202053122.2 ACE130 kt (241 km/h, 150 mph)
201965368.0 ACE130 kt (241 km/h, 150 mph)
201874028.0 ACE95 kt (176 km/h, 109 mph)
201731011.9 ACE85 kt (157 km/h, 98 mph)
20164109.9 ACE70 kt (130 km/h, 81 mph)
201542128.7 ACE115 kt (213 km/h, 132 mph)
201432220.8 ACE110 kt (204 km/h, 127 mph)

South Indian

1963 to 2026, 63 seasons
Named storms, hurricane strength storms and major storms by season, South Indian Storms per season in the South Indian basin from 1963 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more). 0 6 13 19 25 19631972198019881996200420122020
Storms per season in the South Indian basin from 1963 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more).
Named storms, hurricane strength storms and major storms by season, South Indian
SeasonNamed stormsHurricane strengthMajor
1963310
1964410
1965310
1966510
1967500
1968200
1969200
1971310
1972520
1973840
19741070
19751242
1976841
1977650
19782062
19791351
1980191210
19811797
19821772
19831180
198422113
198518112
198620115
1987851
19881253
198919136
199017114
19911283
19921577
19931462
199422146
199515107
199618138
199715105
1998952
19991384
200017117
2001863
200214107
200319115
200414105
20051664
20061165
200713107
20081995
20091754
20101364
2011961
20121592
201315105
20141485
20151485
2016853
20171042
20181494
2019181311
20201595
20211493
20221884
20231074
202414114
2025201310
202617106
Accumulated cyclone energy by season, South Indian ACE for each season in the South Indian basin, from 1963 to 2026, in units of 10,000 kt squared. 0 63 125 188 250 196319711978198519921999200620132020
ACE for each season in the South Indian basin, from 1963 to 2026, in units of 10,000 kt squared.
Accumulated cyclone energy by season, South Indian
SeasonACE
19636.4
19642.5
19653.1
19662.9
19670.9
19681.4
19690.4
19715.0
19725.4
197318.4
197421.1
197543.4
197638.0
197735.3
197876.4
197945.6
1980202.9
1981123.3
1982115.8
198350.2
1984139.5
1985110.1
1986118.7
198741.3
198852.0
1989137.3
1990117.6
199186.8
1992116.4
199356.8
1994164.0
1995111.2
1996124.8
1997116.9
199832.8
199997.5
2000161.4
200167.9
2002133.4
2003129.8
2004106.8
200587.5
200682.0
2007108.5
2008107.9
200962.7
201060.5
201139.3
201287.9
201385.0
201486.4
201588.6
201665.6
201741.7
201893.8
2019168.2
202062.5
2021111.3
202294.4
2023146.3
202497.0
2025171.4
2026119.3
The 12 latest seasons in the South Indian basin
SeasonNamed stormsHurricane strengthMajorACEPeak wind
202617106119.3 ACE133 kt (246 km/h, 153 mph)
2025201310171.4 ACE134 kt (248 km/h, 154 mph)
20241411497.0 ACE140 kt (259 km/h, 161 mph)
20231074146.3 ACE135 kt (250 km/h, 155 mph)
2022188494.4 ACE125 kt (232 km/h, 144 mph)
20211493111.3 ACE138 kt (256 km/h, 159 mph)
2020159562.5 ACE135 kt (250 km/h, 155 mph)
2019181311168.2 ACE135 kt (250 km/h, 155 mph)
2018149493.8 ACE145 kt (269 km/h, 167 mph)
2017104241.7 ACE140 kt (259 km/h, 161 mph)
201685365.6 ACE155 kt (287 km/h, 178 mph)
2015148588.6 ACE140 kt (259 km/h, 161 mph)

South Pacific

1967 to 2026, 60 seasons
Named storms, hurricane strength storms and major storms by season, South Pacific Storms per season in the South Pacific basin from 1967 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more). 0 5 10 15 20 19671975198319911999200720152023
Storms per season in the South Pacific basin from 1967 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more).
Named storms, hurricane strength storms and major storms by season, South Pacific
SeasonNamed stormsHurricane strengthMajor
1967310
1968110
1969200
1970930
1971810
197215101
19731360
19741231
1975840
19761150
19771341
19781151
19791052
19801031
19811151
19821063
198316116
19841051
19851375
19861050
19871481
1988762
19891363
1990841
1991531
19921394
19931295
1994644
1995541
1996931
199716113
199820134
19991062
2000961
2001952
2002621
20031176
2004743
20051175
2006852
2007952
2008543
2009911
20101285
2011954
2012311
2013853
20141043
2015954
2016852
2017852
2018843
2019942
2020951
2021832
2022730
2023643
2024742
2025521
2026653
Accumulated cyclone energy by season, South Pacific ACE for each season in the South Pacific basin, from 1967 to 2026, in units of 10,000 kt squared. 0 50 100 150 200 1967197319791985199119972003200920152021
ACE for each season in the South Pacific basin, from 1967 to 2026, in units of 10,000 kt squared.
Accumulated cyclone energy by season, South Pacific
SeasonACE
196712.5
19684.0
19690.7
197020.1
197114.9
197254.3
197324.2
197414.9
197528.9
197612.3
197738.1
197857.5
197980.1
198037.7
198146.6
198254.3
1983156.1
198437.7
198578.5
198650.6
198785.6
198853.0
198988.7
199042.6
199140.2
1992123.1
1993139.5
199484.8
199526.1
199632.6
1997117.3
1998152.9
199966.8
200037.1
200143.1
200218.6
200385.9
200467.7
2005119.2
200658.8
200733.3
200837.7
200931.1
201084.9
201155.1
201222.4
201354.1
201455.6
201564.0
201696.2
201741.5
201854.7
201952.1
202051.1
202146.5
202223.5
202342.1
202437.5
202524.1
202641.7
The 12 latest seasons in the South Pacific basin
SeasonNamed stormsHurricane strengthMajorACEPeak wind
202665341.7 ACE124 kt (230 km/h, 143 mph)
202552124.1 ACE112 kt (207 km/h, 129 mph)
202474237.5 ACE118 kt (219 km/h, 136 mph)
202364342.1 ACE140 kt (259 km/h, 161 mph)
202273023.5 ACE95 kt (176 km/h, 109 mph)
202183246.5 ACE138 kt (256 km/h, 159 mph)
202095151.1 ACE143 kt (265 km/h, 165 mph)
201994252.1 ACE108 kt (200 km/h, 124 mph)
201884354.7 ACE123 kt (228 km/h, 142 mph)
201785241.5 ACE123 kt (228 km/h, 142 mph)
201685296.2 ACE150 kt (278 km/h, 173 mph)
201595464.0 ACE150 kt (278 km/h, 173 mph)

Western North Pacific

1945 to 2026, 82 seasons
Named storms, hurricane strength storms and major storms by season, Western North Pacific Storms per season in the Western North Pacific basin from 1945 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more). 0 10 20 30 40 19451956196719781989200020112022
Storms per season in the Western North Pacific basin from 1945 to 2026: named storms, those that reached hurricane strength (64 kt or more) and major storms (96 kt or more).
Named storms, hurricane strength storms and major storms by season, Western North Pacific
SeasonNamed stormsHurricane strengthMajor
194526131
1946151310
1947271911
194824155
194918147
195017126
1951171611
1952262011
1953171714
1954151510
1955191910
195618189
1957171714
1958222015
1959221613
196027199
196127209
1962302312
1963251914
1964382613
1965342115
196630208
1967341910
1968272013
196919137
1970231211
1971342411
1972292113
197321124
197432163
197520145
197625149
197719114
197827142
197923148
198023148
198128156
1982251912
198322125
198427178
198525166
198626188
198722169
198825137
198930219
199029207
1991281810
199227179
199328178
1994332010
199524146
199631209
1997282010
19981694
19992093
200023157
200126209
2002231611
200320178
2004292013
200523179
200622149
200723168
200822128
200922147
20101683
20112196
2012251510
2013301710
201422117
2015251916
201625159
201727125
201829159
2019271810
202023126
202121105
202226135
202316117
202426146
202527155
202626128
Accumulated cyclone energy by season, Western North Pacific ACE for each season in the Western North Pacific basin, from 1945 to 2026, in units of 10,000 kt squared. 0 125 250 375 500 1945195419631972198119901999200820172026
ACE for each season in the Western North Pacific basin, from 1945 to 2026, in units of 10,000 kt squared.
Accumulated cyclone energy by season, Western North Pacific
SeasonACE
1945122.4
1946277.5
1947228.0
1948203.9
1949204.9
1950156.1
1951269.8
1952330.4
1953348.6
1954296.9
1955241.9
1956299.6
1957393.0
1958437.9
1959375.4
1960319.1
1961361.2
1962415.5
1963376.6
1964398.8
1965425.8
1966299.6
1967361.9
1968357.7
1969200.7
1970286.9
1971371.3
1972386.4
1973146.8
1974194.5
1975161.0
1976293.6
1977157.8
1978185.9
1979234.4
1980195.5
1981197.3
1982300.5
1983159.9
1984209.7
1985180.1
1986271.9
1987253.2
1988159.3
1989268.2
1990244.0
1991306.7
1992228.8
1993175.6
1994305.5
1995141.6
1996216.6
1997274.6
199891.9
199970.5
2000174.8
2001193.1
2002227.2
2003206.3
2004316.1
2005220.4
2006208.2
2007154.7
2008133.3
2009200.0
201092.3
2011152.1
2012223.1
2013200.7
2014184.6
2015315.9
2016176.9
2017138.8
2018255.7
2019202.1
2020118.3
2021168.4
2022129.3
2023188.6
2024166.4
2025158.6
20263.8
The 12 latest seasons in the Western North Pacific basin
SeasonNamed stormsHurricane strengthMajorACEPeak wind
2026261283.8 ACE154 kt (285 km/h, 177 mph)
202527155158.6 ACE144 kt (267 km/h, 166 mph)
202426146166.4 ACE140 kt (259 km/h, 161 mph)
202316117188.6 ACE163 kt (302 km/h, 188 mph)
202226135129.3 ACE145 kt (269 km/h, 167 mph)
202121105168.4 ACE168 kt (311 km/h, 193 mph)
202023126118.3 ACE168 kt (311 km/h, 193 mph)
2019271810202.1 ACE165 kt (306 km/h, 190 mph)
201829159255.7 ACE155 kt (287 km/h, 178 mph)
201727125138.8 ACE133 kt (246 km/h, 153 mph)
201625159176.9 ACE168 kt (311 km/h, 193 mph)
2015251916315.9 ACE153 kt (283 km/h, 176 mph)

Download the Data

Source: International Best Track Archive for Climate Stewardship (IBTrACS) v04r01, NOAA National Centers for Environmental Information, doi:10.25921/82ty-9e16. Some agency values come from third parties such as JMA, IMD and BoM. (NOAA NCEI terms (citation requested)) Data as of 2026-10-12. Season totals are computed by this site from best track data.