List of named storms (O)

Storms

 * Note: † indicates the name was retired after that usage in the respective basin.


 * Obet (2022) – tropical depression that minimally affected the Philippines and Taiwan.


 * Octave
 * 1983 – considered the worst tropical cyclone in the history of Arizona, whose remnants caused devastating and record-breaking flooding in the state.
 * 1989 – a Category 4 hurricane whose remnants brought notable rainfall to Southern California.
 * 2001 – a category 1 hurricane, never threatened land.
 * 2013 – a powerful tropical storm that made landfall in Baja California in October 2013.
 * 2019 – never threatened land.


 * Odalys (2020) – a weak tropical storm that did not threatened land.


 * Odessa
 * 1964 – never threatened land.
 * 1982 – never threatened land.
 * 1985 – a category 2 typhoon that hit Japan.
 * 1988 – never threatened land.


 * Odette
 * 1971 – a rare off-season tropical storm in the South-West Indian Ocean.
 * 1985 – formed off the coast of Queensland and moved across the Coral Sea.
 * 2003 – an off-season storm that formed near the coast of Panama and made landfall in the Dominican Republic.
 * 2007 – formed in the Coral Sea, causing heavy swell along the coast of Queensland.
 * 2013 – a Category 4-equivalent super typhoon that affected parts of the Philippines, Taiwan, and China.
 * 2017 – a category 2 typhoon that affected the northern part of the Philippines and later hit southern China.
 * 2021 (April) – formed off the coast of Western Australia and was soon fully absorbed into the circulation of Cyclone Seroja.
 * 2021 (September) – a weak short-lived storm that formed off the Mid-Atlantic U.S. coast and moved out to sea.
 * 2021 (December)† – a Category 5-equivalent super typhoon that caused severe and widespread damage in the Southern Philippines.


 * Odile
 * 1984 – a Category 2 hurricane that made landfall northwest of Zihuatanejo and killed 21 people.
 * 1990 – a powerful Category 4 hurricane that did not threaten land.
 * 1994 – a powerful Category 3 tropical cyclone that did not threaten land.
 * 2008 – a tropical storm that affected Central America and Mexico.
 * 2014† – a devastating Category 4 hurricane that struck the Baja California Peninsula and also affected parts of Northwest Mexico and the Southwestern United States.


 * Ogni (2006) – throughout Andhra Pradesh, Ogni killed 24 people, mostly on rice or shrimp farms damage totaled $47 million.


 * Ofa
 * 1979 – a Category 2 tropical cyclone stayed at sea.
 * 1990† – a powerful tropical cyclone that caused severe damage in Polynesia


 * Ofel
 * 2004 – a weak tropical storm that hit eastern China.
 * 2008 – the most intense tropical cyclone in the Northwest Pacific Ocean during the 2000s, tied with Nida in 2009, and the most intense tropical cyclone worldwide in 2008.
 * 2012 – a powerful, late-forming typhoon that devastated the Philippines with tropical storm strength, and battered Northern Vietnam with hurricane-force winds at landfall on October 28, 2012.
 * 2020 – tropical depression that affected the Philippines and Vietnam.


 * Ofelia
 * 1990 – the first of two typhoons in 1990 to directly affect the Philippines within a week.
 * 1993 – an early-season tropical cyclone that passed south Japan.


 * Olaf
 * 1985 – never threatened land.
 * 1997 – an erratic and long-lived tropical cyclone that brought heavy rainfall to regions of Mexico, which would be devastated by Hurricane Pauline a week later.
 * 2003 – a minimal hurricane that made landfall in Mexico as a tropical storm.
 * 2005† – a powerful Category 5 cyclone that caused severe damage in both Samoa and American Samoa.
 * 2009 – approached Baja California.
 * 2015 – a Category 4 major hurricane that moved into the Central Pacific and then back into the Eastern Pacific while still tropical.
 * 2021 – a Category 2 Pacific hurricane that struck the Baja California Peninsula in September 2021.


 * Olga
 * 1948 – a strong tropical storm that formed in the South China Sea.
 * 1954 – a category 3 typhoon, never threatened land.
 * 1958 – never threatened land.
 * 1961 – Category 1 typhoon that hit southern China.
 * 1964 – formed and remained in the Gulf of Tonkin.
 * 1966 – a weak tropical storm that affected the Philippines.
 * 1970 – a powerful tropical cyclone affected Japan.
 * 1972 – struck the Marshall Islands and the Northern Marianas, causing minimal damage.
 * 1976 – affected the Philippines and Japan.
 * 1981 – a powerful tropical cyclone stayed at sea.
 * 1999 – killed 106 people in North and South Korea and caused US$657 million in damages.
 * 2000 – paralleled the Kimberley and Pilbara coasts.
 * 2001 – large Category 1 hurricane that had no effect on land.
 * 2007 – off-season storm that killed 40 people, mostly in the Dominican Republic.
 * 2010 – crossed the lower Cape York Peninsula and then meandered in the southern Gulf of Carpentaria.
 * 2019 – formed in the Gulf of Mexico and became post-tropical shortly thereafter.
 * 2024 – a Category 5 severe tropical cyclone which did not affect land.


 * Oli
 * 1993 – a Category 1 tropical cyclone that made landfall in Fiji.
 * 2010† – a Category 4 tropical cyclone that affected French Polynesia.


 * Olive
 * 1947 – a Category 3 typhoon that had no effect on land.
 * 1952 – a Category 5 typhoon that affected Wake Island.
 * 1956 – a strong typhoon that struck the Philippines.
 * 1960 – a powerful typhoon that struck the Philippines and China.
 * 1963 – a Category 4 typhoon that had no effect on land.
 * 1965 (March) – didn't affect land.
 * 1965 (August) – a Category 5 typhoon that had no effect on land.
 * 1968 – did not significantly impact land.
 * 1971 – an erratic and slightly long-lived tropical cyclone that impacted Japan and affected Manchuria.
 * 1974 – didn't affect land.
 * 1978 – a powerful tropical cyclone which affected the Philippines and Taiwan.


 * Olivia
 * 1967 – struck Baja California.
 * 1971 – continuation of Atlantic Hurricane Irene; hit Mexico.
 * 1975 – caused heavy damage in Mazatlán.
 * 1978 – continuation of Hurricane Greta; struck Mexico.
 * 1982 – brought rain to California.
 * 1994 – never threatened land.
 * 1996† – a powerful tropical cyclone that passing over Barrow Island off the Western Australian northwest coast, and caused major damage on the Pilbara coast, Pannawonica, and Mardie.
 * 2000 – never threatened land.
 * 2006 – never threatened land.
 * 2012 – never threatened land.
 * 2018 – made landfall in Hawaii as a tropical storm.


 * Olwyn (2015)† –a powerful tropical cyclone that caused extensive damage across the northwestern coast of Western Australia in March 2015.


 * Oma
 * 2001 – a Category 1 tropical cyclone that never threatened land.
 * 2019 – a Category 3 severe tropical cyclone tha impacted Vanuatu, New Caledonia and the Solomon Islands.


 * Omais
 * 2004 – a weak storm that formed in May of 2004.
 * 2010 – recurved out to sea as a tropical storm.
 * 2016 – recurved out to sea, later threatening Alaska as an extratropical cyclone
 * 2021 – A long-lived tropical cyclone which affected South Korea and the Mariana Islands.


 * Omar
 * 1992† – a category 4 super typhoon in the Pacific Ocean, struck Guam, Taiwan, and China, causing 2 deaths and about half a billion dollars in damage. The name was retired after the 1992 season, and was replaced with Oscar for the 1995 season.
 * 2008 – a category 4 hurricane that grazed the Netherlands Antilles, Puerto Rico, and the Virgin Islands, doing minor to moderate damage and causing 1 indirect death.
 * 2020 – minimal tropical storm that caused rip currents and swells in the Carolinas, earliest fifteenth named storm on record in the Atlantic.


 * Ompong
 * 2006 – wind shear from Typhoon Soulik prevented any intensification.
 * 2014 – the most intense tropical cyclone worldwide in 2014, and struck Japan as a large tropical system. It also indirectly affected the Philippines and Taiwan.
 * 2018† – a very powerful and catastrophic tropical cyclone that caused extensive damage in Guam, the Philippines and South China in September 2018.


 * Ondoy
 * 2001 – a weak storm that completed a loop to the east of Samar Island before moving further out to sea.
 * 2005 – made landfall in the northern Philippines.
 * 2009† – made landfall in the Philippines and causing massive flooding in Metro Manila and other nearby provinces.


 * Oniang
 * 1963 – a Category 4 typhoon that impacted Taiwan and China causing 239 fatalities with 89 missing.
 * 1967 – struck southern China.
 * 1971 – made landfall on Vietnam.
 * 1975 – had no significant effects on land.
 * 1979 – struck Japan.
 * 1983 – a Category 1 typhoon that did not significantly impact land.
 * 1987 – a Category 2 typhoon that caused 9 deaths and $365.6 million (1987 USD) in damages when it made landfall on Japan.
 * 1991 – a Category 3 typhoon that traveled in an erratic path before striking Taiwan and southern China.
 * 1995 – made landfall on Vietnam and the Philippines.
 * 1999 – a Category 5-equivalent super typhoon that struck Japan, causing 36 deaths and $5.75 billion (1999 USD) in damages.


 * Onil (2004) – was the first tropical cyclone to be named in the northern Indian Ocean.


 * Onyok
 * 2003 – the strongest tropical cyclone to strike the Pearl River delta since Typhoon Hope in 1979.
 * 2011 – a powerful and persistent tropical cyclone that affected Japan, including some areas that had been damaged by another typhoon just a few weeks prior.
 * 2015 – a weak tropical cyclone that caused only minimal damages in the Philippines.
 * 2019 – a moderately strong typhoon that severely affected Taiwan, East China and South Korea.


 * Opal
 * 1945 – a Category 1 typhoon passed off the coast of Japan.
 * 1946 – a Category 3 typhoon that struck the Philippines and South China.
 * 1955 – a Category 2 typhoon that made landfall Japan as tropical storm.
 * 1959 – a short-lived tropical storm, forming between northeast of Pohnpei and southwest of Ujelang Atoll.
 * 1962 – a Category 5 super typhoon that struck Taiwan, China, Korea and Japan.
 * 1964 – an intense Category 5-equivalent typhoon that made landfall Philippines.
 * 1967 – a Category 5 super typhoon passed near Japan.
 * 1970 – a weak tropical storm that minimal affected Philippines.
 * 1973 – a Category 1 typhoon that made landfall South Vietnam.
 * 1976 – never threatened land.
 * 1995† – a Category 4 hurricane that caused severe and extensive damage along the northern Gulf Coast of the United States.
 * 1997 – a Category 2 typhoon that made landfall Japan.


 * Openg
 * 1965 – hit Taiwan as a Category 3-equivalent typhoon.
 * 1969 – a typhoon which affected the Philippines, Taiwan and Japan, killing 75; considered by JTWC as merely a high-end tropical storm.
 * 1973 – the final named storm of the 1973 season; affected the Philippines.
 * 1977 – struck the Philippines before having an erratic track in the South China Sea, resulting to 54 lives lost.
 * 1981 – made landfall in Japan, causing widespread damage amounting to $1.03 billion and killing 43 people.
 * 1985 – hit Hainan and northern Vietnam at peak intensity, ultimately causing the deaths of 46 individuals.
 * 1989 – a powerful typhoon which affected the Philippines, Taiwan and China, claiming 71 lives in total.
 * 1993 – mid-season typhoon that impacted Japan and South Korea, resulting to 54 fatalities.
 * 1997 – a strong tropical storm which later crossed into the North Indian Ocean after making landfalls in Vietnam and Thailand; considered as the most devastating typhoon to hit southern Vietnam, killing at least 3,111 people, in addition to 164 fatalities in Thailand.


 * Ophelia
 * 1948 – a weak tropical storm struck southern China
 * 1953 – a Category 3 typhoon hit Hong Kong and Vietnam.
 * 1958 – a Category 5 typhoon caused widespread damage on several islands of the Western Pacific.
 * 1960† – a long-lived Category 4 storm in 1960 that devastated the atoll of Ulithi.
 * 1986 – a weak tropical cyclone passed near Cocos Island.
 * 1996 – remained far from land.
 * 2005 – a slow-moving hurricane that battered the coast of North Carolina.
 * 2008 – moved parallel to the coast of Australia.
 * 2011 – a powerful Category 4 hurricane that affected Bermuda and Newfoundland (as a post-tropical storm).
 * 2017 – a Category 3 hurricane that affected the Azores; after transitioning to an extratropical cyclone, it struck Ireland, Great Britain and Norway.
 * 2023 – a tropical storm that formed off the coast of North Carolina and caused flooding along the east coast of the United States.


 * Oquira (2020) – a South Atlantic subtropical cyclone off the coast of Rio Grande do Sul.


 * Ora
 * 1951 – approached the Philippines.
 * 1963 –
 * 1966 – struck China.
 * 1968 – struck the Philippines.
 * 1972 – struck the Philippines and China.
 * 1975 – struck China.
 * 1978 – approached Taiwan.


 * Orchid
 * 1980 – a deadly typhoon that made landfall in Japan.
 * 1983 – a Category 4 typhoon that affected Philippines.
 * 1987 – a Category 2 typhoon that caused "extensive damage" on Ulithi Atoll but no deaths were reported.
 * 1991 – a long-lived typhoon that brushed Japan.
 * 1994 – a Category 4 typhoon that made landfall in Japan.


 * Orla
 * 1961 – a weak tropical storm that stayed at sea.
 * 1968 – never threatened land.


 * Orlene
 * 1970 – hit eastern Oaxaca, Mexico.
 * 1974 – continuation of Atlantic Hurricane Fifi that crossed into the Pacific.
 * 1986 – crossed into the Central Pacific a little over 21 hours after formation.
 * 1992 – made landfall on the Big Island of Hawaii.
 * 2016 – never threatened land.
 * 2022 – a powerful category 4 hurricane struck southern Sinaloa.


 * Orson
 * 1989† – a Category 5 cyclone made landfall near Dampier.
 * 1996 – a category 4 typhoon not affect.


 * Osai (2024) – a Category 1 tropical cyclone no significant damage was reported.


 * Osea
 * 1986 – a Category 2 tropical cyclone no significant damage was reported.
 * 1997† – a Category 3 severe tropical cyclone brought major damage to some islands in French Polynesia.


 * Oscar
 * 1983† – one of the worst tropical cyclones to affect Fiji.
 * 1993 – a weak tropical cyclone moved on a generally west-southwest course parallel to the Kimberley and Pilbara coasts.
 * 1995 – a powerful typhoon that affected Japan and killed 8 people and left many other people missing.
 * 2004 – a powerful tropical cyclone that did not affect land.
 * 2012 – a minimal tropical storm that formed in the open ocean.
 * 2018 – a Category 2 hurricane that did not affect land.


 * Oswald (2013)† – a tropical cyclone that passed over parts of Queensland and New South Wales, Australia over a number of days, causing widespread impact including severe storms, flooding, and water spouts.


 * Otis
 * 1981 – a Category 1 hurricane that briefly impacted Mexico as a tropical storm.
 * 1987 – a Category 3 hurricane that stayed out to sea, causing no threat to land.
 * 2005 – a Category 2 hurricane that nearly threatened Baja California Sur.
 * 2017 – a Category 3 hurricane that stayed out to sea, causing no threat to land
 * 2023† – a Category 5 hurricane that made landfall near Acapulco, Mexico; the strongest and most damaging hurricane ever recorded along the Pacific coast of North America, and the second-highest rate of intensification on record for the Western Hemisphere.


 * Otto
 * 1977 – made landfall near Bowen, Queensland storm caused minimal wind damage but caused extensive beach erosion.
 * 1998 – struck China.
 * 2004 – remained far from land.
 * 2010 – brought heavy rain to the northeastern Caribbean before moving out into the Atlantic Ocean.
 * 2016† – made landfall in Nicaragua as a Category 3 hurricane, bringing torrential rainfall to Central America; later emerged into the Eastern Pacific Ocean as a tropical storm and then dissipated.


 * Owen
 * 1979 – a powerful category 3 typhoon made landfall near Osaka.
 * 1982 – a category 3 typhoon not affect.
 * 1986 – a weak tropical storm, did not make landfall.
 * 1989 – did not make landfall.
 * 1990 – a powerful Category 5 typhoon that crossed the Marshall Islands and the Caroline Islands in mid to late November and caused extensive damage to many islands.
 * 1994 – a powerful tropical storm struck the Philippines.
 * 2018 – long-lived and erratic cyclone that affected Queensland.


 * Oyang
 * 1966 – passed between Taiwan and the Philippines before dissipating near Japan.
 * 1970 – affected the Ryukyu Islands.
 * 1974 – affected Taiwan and the Ryukyu Islands.
 * 1978 – affected the Philippines.
 * 1982 – killed five people when it struck Japan.
 * 1986 – made landfall on the Philippines and Vietnam, causing 16 deaths.
 * 1990 – moved parallel to Japan, causing heavy rains and 4 deaths.
 * 1994 – crossed the Korean Peninsula and Japan as a tropical storm.