82Storms
Tropical storms and hurricanes of 2011
82 tropical storms formed worldwide in 2011: 39 became hurricanes, typhoons or cyclones and 21 reached category 3 or more. The strongest was Typhoon Songda, with winds of 259 km/h.
82Storms
39Hurricanes, typhoons, cyclones
21Category 3 or more
589.7Accumulated cyclone energy (ACE)
C5 · category 5C4 · category 4C3 · category 3C2 · category 2C1 · category 1TS · tropical stormTD · tropical depression
The strongest storms
C5Typhoon Nanmadol259 km/h · Western PacificC5Typhoon Songda259 km/h · Western PacificC5Typhoon Muifa259 km/h · Western PacificC4Cyclone Yasi250 km/h · South PacificC4Hurricane Dora250 km/h · Eastern PacificC4Typhoon Nalgae241 km/h · Western PacificC4Hurricane Kenneth232 km/h · Eastern PacificC4Hurricane Hilary232 km/h · Eastern Pacific
By ocean basin
Western Pacific21 · 10 · 7
North Atlantic19 · 7 · 4
Eastern Pacific11 · 10 · 6
South Pacific9 · 5 · 3
South Indian Ocean14 · 6 · 1
North Indian Ocean7 · 1 · 0
South Atlantic1 · 0 · 0
Storms · Hurricanes, typhoons, cyclones · Category 3 or more — ACE
Every storm of the year
| Formed | Storms | Peak wind | Lowest pressure | Landfalls | |
|---|---|---|---|---|---|
| 9 Jan – 16 Jan | TS | Tropical Storm VinceSouth Indian Ocean | 83 km/h | 986 hPa | – |
| 9 Jan – 15 Jan | TS | Tropical Storm VaniaSouth Pacific | 102 km/h | 973 hPa | – |
| 12 Jan – 18 Jan | C2 | Cyclone ZeliaSouth Pacific | 176 km/h | 943 hPa | – |
| 20 Jan – 30 Jan | C4 | Cyclone WilmaSouth Pacific | 213 km/h | 937 hPa | – |
| 21 Jan – 30 Jan | C2 | Cyclone BiancaSouth Indian Ocean | 176 km/h | 949 hPa | Australia |
| 22 Jan – 31 Jan | TS | Tropical Storm AnthonySouth Pacific | 102 km/h | 984 hPa | Australia |
| 28 Jan – 6 Feb | C4 | Cyclone YasiSouth Pacific | 250 km/h | 922 hPa | Australia |
| 3 Feb – 8 Feb | TS | Tropical Storm ZakaSouth Pacific | 83 km/h | 985 hPa | – |
| 6 Feb – 21 Feb | C3 | Cyclone BingizaSouth Indian Ocean | 185 km/h | 948 hPa | Madagascar |
| 9 Feb – 13 Feb | TS | Tropical Storm of 9 February 2011South Indian Ocean | 65 km/h | 996 hPa | – |
| 14 Feb – 27 Feb | C1 | Cyclone CarlosSouth Indian Ocean | 120 km/h | 969 hPa | Australia |
| 14 Feb – 23 Feb | C1 | Cyclone DianneSouth Indian Ocean | 148 km/h | 960 hPa | – |
| 16 Feb – 27 Feb | C4 | Cyclone AtuSouth Pacific | 213 km/h | 939 hPa | – |
| 9 Mar – 16 Mar | TS | Tropical Storm of 9 March 2011South Atlantic | 83 km/h | 989 hPa | Brazil |
| 13 Mar – 25 Mar | TS | Tropical Storm CheronoSouth Indian Ocean | 83 km/h | 989 hPa | – |
| 22 Mar – 2 Apr | C1 | Cyclone BuneSouth Pacific | 139 km/h | 967 hPa | – |
| 29 Mar – 5 Apr | TS | Tropical Storm of 29 March 2011South Indian Ocean | 65 km/h | 994 hPa | Australia |
| 11 Apr – 16 Apr | TS | Tropical Storm of 11 April 2011South Indian Ocean | 93 km/h | 985 hPa | – |
| 12 Apr – 18 Apr | TS | Tropical Storm ErrolSouth Indian Ocean | 102 km/h | 984 hPa | Indonesia |
| 5 May – 15 May | TS | Tropical Storm AereWestern Pacific | 93 km/h | 978 hPa | Philippines |
| 19 May – 2 Jun | C5 | Typhoon SongdaWestern Pacific | 259 km/h | 918 hPa | Japan |
| 7 Jun – 14 Jun | C4 | Hurricane AdrianEastern Pacific | 222 km/h | 944 hPa | – |
| 8 Jun – 11 Jun | TD | Tropical Depression SarikaWestern Pacific | 56 km/h | 996 hPa | China, Philippines |
| 9 Jun – 12 Jun | TS | Tropical Storm of 9 June 2011North Indian Ocean | 65 km/h | 996 hPa | – |
| 16 Jun – 22 Jun | TS | Tropical Storm of 16 June 2011North Indian Ocean | 65 km/h | 978 hPa | India |
| 16 Jun – 25 Jun | TS | Tropical Storm HaimaWestern Pacific | 65 km/h | 985 hPa | China, Vietnam |
| 18 Jun – 22 Jun | C1 | Hurricane BeatrizEastern Pacific | 148 km/h | 977 hPa | – |
| 20 Jun – 27 Jun | TS | Tropical Storm MeariWestern Pacific | 102 km/h | 975 hPa | – |
| 28 Jun – 1 Jul | TS | Tropical Storm ArleneNorth Atlantic | 102 km/h | 993 hPa | Mexico |
| 7 Jul – 14 Jul | C1 | Hurricane CalvinEastern Pacific | 130 km/h | 984 hPa | – |
| 10 Jul – 31 Jul | C4 | Typhoon Ma-OnWestern Pacific | 213 km/h | 935 hPa | Japan |
| 13 Jul – 16 Jul | TD | Tropical Depression TokageWestern Pacific | 56 km/h | 1000 hPa | – |
| 16 Jul – 23 Jul | TS | Tropical Storm BretNorth Atlantic | 111 km/h | 995 hPa | – |
| 18 Jul – 26 Jul | C4 | Hurricane DoraEastern Pacific | 250 km/h | 929 hPa | – |
| 20 Jul – 23 Jul | TS | Tropical Storm CindyNorth Atlantic | 111 km/h | 994 hPa | – |
| 24 Jul – 31 Jul | C1 | Typhoon Nock-TenWestern Pacific | 120 km/h | 978 hPa | China, Philippines, Vietnam |
| 26 Jul – 15 Aug | C5 | Typhoon MuifaWestern Pacific | 259 km/h | 920 hPa | China, Russia |
| 27 Jul – 30 Jul | TS | Tropical Storm DonNorth Atlantic | 83 km/h | 997 hPa | United States |
| 30 Jul – 10 Aug | C4 | Hurricane EugeneEastern Pacific | 222 km/h | 942 hPa | – |
| 2 Aug – 7 Aug | TS | Tropical Storm EmilyNorth Atlantic | 83 km/h | 1003 hPa | Bahamas, Cuba, Haiti |
| 2 Aug – 12 Aug | C1 | Typhoon MerbokWestern Pacific | 139 km/h | 967 hPa | – |
| 12 Aug – 16 Aug | TS | Tropical Storm FranklinNorth Atlantic | 74 km/h | 1004 hPa | – |
| 13 Aug – 17 Aug | TS | Tropical Storm GertNorth Atlantic | 102 km/h | 1000 hPa | – |
| 14 Aug – 21 Aug | TS | Tropical Storm FernandaEastern Pacific | 111 km/h | 992 hPa | – |
| 16 Aug – 23 Aug | C1 | Hurricane GregEastern Pacific | 139 km/h | 979 hPa | – |
| 19 Aug – 22 Aug | TS | Tropical Storm HarveyNorth Atlantic | 102 km/h | 994 hPa | Belize, Mexico |
| 21 Aug – 30 Aug | C3 | Hurricane IreneNorth Atlantic | 194 km/h | 942 hPa | Bahamas, Canada, Puerto Rico, United States, U.S. Virgin Islands |
| 21 Aug – 31 Aug | C5 | Typhoon NanmadolWestern Pacific | 259 km/h | 918 hPa | China, Philippines, Taiwan |
| 23 Aug – 7 Sept | TS | Tropical Storm TalasWestern Pacific | 102 km/h | 970 hPa | Japan, Russia |
| 26 Aug – 29 Aug | TS | Tropical Storm JoseNorth Atlantic | 74 km/h | 1006 hPa | – |
| 28 Aug – 12 Sept | C4 | Hurricane KatiaNorth Atlantic | 222 km/h | 942 hPa | United Kingdom |
| 31 Aug – 3 Sept | TS | Tropical Storm of 31 August 2011North Atlantic | 74 km/h | 1002 hPa | – |
| 1 Sept – 9 Sept | TS | Tropical Storm NoruWestern Pacific | 83 km/h | 982 hPa | Russia |
| 2 Sept – 6 Sept | TS | Tropical Storm LeeNorth Atlantic | 93 km/h | 986 hPa | United States |
| 5 Sept – 11 Sept | TS | Tropical Storm KulapWestern Pacific | 74 km/h | 993 hPa | – |
| 6 Sept – 16 Sept | C1 | Hurricane MariaNorth Atlantic | 130 km/h | 983 hPa | Canada |
| 6 Sept – 12 Sept | C1 | Hurricane NateNorth Atlantic | 120 km/h | 994 hPa | Mexico |
| 9 Sept – 24 Sept | C4 | Typhoon RokeWestern Pacific | 213 km/h | 940 hPa | Japan |
| 13 Sept – 21 Sept | C2 | Typhoon SoncaWestern Pacific | 167 km/h | 956 hPa | – |
| 20 Sept – 4 Oct | C4 | Hurricane OpheliaNorth Atlantic | 222 km/h | 940 hPa | Canada |
| 21 Sept – 3 Oct | C4 | Hurricane HilaryEastern Pacific | 232 km/h | 942 hPa | – |
| 23 Sept – 30 Sept | C4 | Typhoon NesatWestern Pacific | 213 km/h | 947 hPa | China, Philippines, Vietnam |
| 23 Sept – 9 Oct | C1 | Hurricane PhilippeNorth Atlantic | 148 km/h | 976 hPa | – |
| 23 Sept – 27 Sept | TS | Tropical Storm HaitangWestern Pacific | 65 km/h | 996 hPa | Vietnam |
| 26 Sept – 5 Oct | C4 | Typhoon NalgaeWestern Pacific | 241 km/h | 932 hPa | China, Philippines |
| 4 Oct – 18 Oct | C2 | Hurricane IrwinEastern Pacific | 157 km/h | 976 hPa | – |
| 5 Oct – 12 Oct | C3 | Hurricane JovaEastern Pacific | 204 km/h | 955 hPa | Mexico |
| 9 Oct – 15 Oct | TD | Tropical Depression BanyanWestern Pacific | 56 km/h | 1000 hPa | Philippines |
| 17 Oct – 20 Oct | TS | Tropical Storm of 17 October 2011North Indian Ocean | 65 km/h | 998 hPa | Myanmar |
| 22 Oct – 29 Oct | C3 | Hurricane RinaNorth Atlantic | 185 km/h | 966 hPa | Mexico |
| 29 Oct – 5 Nov | TS | Tropical Storm KeilaNorth Indian Ocean | 102 km/h | 984 hPa | Oman |
| 6 Nov – 12 Nov | TS | Tropical Storm SeanNorth Atlantic | 102 km/h | 982 hPa | – |
| 6 Nov – 11 Nov | TS | Tropical Storm of 6 November 2011North Indian Ocean | 65 km/h | 996 hPa | – |
| 18 Nov – 26 Nov | C4 | Hurricane KennethEastern Pacific | 232 km/h | 940 hPa | – |
| 25 Nov – 1 Dec | TS | Tropical Storm of 25 November 2011North Indian Ocean | 65 km/h | 996 hPa | – |
| 2 Dec – 10 Dec | C2 | Cyclone AlengaSouth Indian Ocean | 176 km/h | 952 hPa | – |
| 2 Dec – 11 Dec | TS | Tropical Storm of 2 December 2011South Indian Ocean | 65 km/h | 996 hPa | – |
| 11 Dec – 19 Dec | TS | Tropical Storm WashiWestern Pacific | 93 km/h | 987 hPa | Philippines |
| 20 Dec – 25 Dec | TS | Tropical Storm of 20 December 2011South Pacific | 83 km/h | 990 hPa | – |
| 23 Dec – 29 Dec | TS | Tropical Storm GrantSouth Indian Ocean | 111 km/h | 976 hPa | Australia |
| 25 Dec – 30 Dec | C2 | Cyclone ThaneNorth Indian Ocean | 167 km/h | 969 hPa | India |
| 27 Dec – 9 Jan | C2 | Cyclone BenildeSouth Indian Ocean | 167 km/h | 956 hPa | – |