The 1989 season in numbers
The record holds 15 storms for the 1989 North Atlantic season, of which 11 had names.11 reached tropical storm strength (34 knots or more), 7 reached hurricane strength (category 1 or more) and 2 were major (category 3 or more).
- 15storms
- 11tropical storm strength or more
- 7hurricane strength or more
- 2major (category 3 to 5)
- 135accumulated cyclone energy
Accumulated cyclone energy adds up the squared wind speed of every position of 34 knots or more, divided by 10,000. It is approximate here because the winds are 1-minute equivalents, and it is mostly useful for comparing seasons of one basin.
Strongest storms of 1989
- Hugo (1989)10 September 1989 to 25 September 1989, peak Category 5 (140 kt), 918 hPa
- Gabrielle (1989)30 August 1989 to 13 September 1989, peak Category 4 (125 kt), 937 hPa
- Dean (1989)31 July 1989 to 9 August 1989, peak Category 2 (90 kt), 968 hPa
- Erin (1989)18 August 1989 to 27 August 1989, peak Category 2 (90 kt), 968 hPa
- Felix (1989)26 August 1989 to 10 September 1989, peak Category 1 (75 kt), 979 hPa
All 15 storms of 1989
| Storm | Peak |
|---|---|
| Unnamed storm | Tropical depression |
| Allison | Tropical storm |
| Barry | Tropical storm |
| Chantal | Category 1 |
| Dean | Category 2 |
| Unnamed storm | Tropical depression |
| Erin | Category 2 |
| Felix | Category 1 |
| Unnamed storm | Tropical depression |
| Gabrielle | Category 4 |
| Hugo | Category 5 |
| Iris | Tropical storm |
| Unnamed storm | Tropical depression |
| Jerry | Category 1 |
| Karen | Tropical storm |
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