Storm history › Atlantic › 1989 season
Tropical Storm Allison (1989)
Allison was a tropical storm of the 1989 Atlantic season. It was tracked from June 24, 1989 to July 1, 1989, about 7 days, and covered 781 miles.
At its peak it had winds of 50 mph (85 km/h) and a lowest pressure of 999 mb.
It made landfall once, near Sweeny, United States.
Its closest pass to a major city was 8 miles from Houston, United States.
- Peak wind
- 50 mph
- Lowest pressure
- 999 mb
- Strongest
- Tropical storm
- Landfalls
- 1
- Duration
- 7 days
- Track length
- 781 mi
- Energy (ACE)
- 0.9
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Landfalls
| # | Date (UTC) | Near | Wind |
|---|---|---|---|
| 1 | June 26, 1989 | Sweeny, United States | 45 mph (75 km/h) |
Closest pass to major cities
| City | Closest pass |
|---|---|
| Houston, United States | 8 mi (12 km) |
| Dallas, United States | 121 mi (194 km) |
| Heroica Matamoros, Mexico | 121 mi (194 km) |
| Austin, United States | 122 mi (196 km) |
| Fort Worth, United States | 145 mi (233 km) |
How it compares
- Peak winds: 1459th highest of 2,017 Atlantic storms on record, tied with Tropical Storm Gonzalo (2026), Tropical Storm Alberto (2024), Tropical Storm Joyce (2024) and 73 more.
- Lowest pressure: 906th lowest of 1,294 Atlantic storms with a recorded pressure, tied with Tropical Storm Arthur (2026), Tropical Storm Fernand (2025), Tropical Storm Rina (2023) and 20 more.
- Energy: 1% of the 1989 Atlantic season's ACE.