1993 Central Pacific hurricane season
Jun 1, 1993 – Nov 30, 1993 · Season ended
The 1993 Central Pacific hurricane season produced 2 named storms, 1 hurricane and 1 major hurricane, against a 1991–2020 average of 1.6, 0.8 and 0.5. Its accumulated cyclone energy was 42, 175% of the average.
1993 season at a glance
- Named storms: 2 (1991–2020 average 1.6).
- Hurricanes (64 kt+): 1 (average 0.8).
- Major, 96 kt+: 1 (average 0.5).
- Accumulated cyclone energy: 41.6, 175% of the 24 average.
- Named-storm days: 20.5, counting each six-hourly fix at 34 kt or more as a quarter day.
- First named storm: Keoni, August 12.
- First hurricane: Keoni, August 14.
- First major storm: Keoni, August 16.
- Last storm to dissipate: Hattie, October 26.
- All systems tracked: 3, including 1 that stayed below tropical-storm strength.
Counts use 1-minute best-track winds: named storms reached 34 kt (39 mph), the next column 64 kt (74 mph) and major storms 96 kt (111 mph).
Every storm of the 1993 season
- Keoni: Keoni formed in the Central Pacific in August 1993 and peaked as a Category 4 hurricane with maximum sustained winds of 130 mph (215 km/h) and a minimum pressure of 940 mb. It did not make landfall. The system was tracked for 26 days.
- TD 15W: This system formed in the Central Pacific in August 1993 and peaked as a tropical depression with maximum sustained winds of 30 mph (45 km/h). It did not make landfall. The system was tracked for 4 days.
- Hattie: Hattie formed in the Central Pacific in October 1993 and peaked as a tropical storm with maximum sustained winds of 60 mph (95 km/h) and a minimum pressure of 980 mb. It did not make landfall. The system was tracked for 15 days.
Each summary is built from the storm’s best track.
Strongest storm of 1993
Hurricane Keoni was the strongest storm of the season, peaking at 130 mph (215 km/h), with a lowest pressure of 940 mb, on August 16. That is Category 4 strength on the Saffir-Simpson scale.
12 Central Pacific storms since 1980 peaked higher, and 4 matched it. It produced 92% of the season’s accumulated cyclone energy.
Landfalls in 1993
No storm in the 1993 Central Pacific hurricane season made landfall, according to the best track.
How 1993 ranks since 1980
The season ranks 8th of 47 Central Pacific seasons since 1980 for named storms (tied with 12 other seasons), 8th for hurricanes (tied with 18 other seasons) and 9th for accumulated cyclone energy.
The record since 1980 is 7 named storms, in 2015, and the highest ACE is 167, in 1992.
1993 storm names
The 1993 season used 2 names: Keoni, Hattie.
1 system was tracked without a name and is listed by number.
Central Pacific names are used in order across years from four lists, so a season picks up where the last one stopped. See the Central Pacific name lists.
1993 season FAQ
How many named storms were there in 1993?
The 1993 Central Pacific hurricane season had 2 named storms, 1 hurricane and 1 major hurricane, from 3 systems tracked in all. The 1991–2020 average is 1.6 named storms, 0.8 at 64 kt or more and 0.5 major per season. The first to form was Keoni and the last was Hattie.
What was the strongest storm of 1993?
Hurricane Keoni. It peaked at 130 mph (215 km/h, 115 kt) with a lowest pressure of 940 mb on August 16. That is Category 4 strength on the Saffir-Simpson scale. 12 Central Pacific storms since 1980 peaked higher. It produced 92% of the season’s accumulated cyclone energy.
When did the 1993 season end?
The official season ended on November 30, 1993, as it does every year in the Atlantic, eastern Pacific and Central Pacific. The last system, Hattie, dissipated on October 26. Storms that form in December still count toward that year: 2 Central Pacific storms since 1980 reached tropical-storm strength in December.