Storm history › Atlantic › 1999 season
Hurricane Dennis (1999)
Dennis was a Category 2 hurricane of the 1999 Atlantic season. It was tracked from August 24, 1999 to September 8, 1999, about 16 days, and covered 2,992 miles.
At its peak it had winds of 105 mph (165 km/h) and a lowest pressure of 962 mb.
It made 2 landfalls, the first near Marsh Harbour, Bahamas.
Its closest pass to a major city was 8 miles from Ottawa, Canada.
- Peak wind
- 105 mph
- Lowest pressure
- 962 mb
- Strongest
- Category 2 hurricane
- Landfalls
- 2
- Duration
- 16 days
- Track length
- 2,992 mi
- Energy (ACE)
- 20.2
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Landfalls
| # | Date (UTC) | Near | Wind |
|---|---|---|---|
| 1 | August 28, 1999 | Marsh Harbour, Bahamas | 85 mph (140 km/h) |
| 2 | September 4, 1999 | Havelock, United States | 70 mph (110 km/h) |
Closest pass to major cities
| City | Closest pass |
|---|---|
| Ottawa, Canada | 8 mi (13 km) |
| Raleigh, United States | 14 mi (23 km) |
| Washington, United States | 58 mi (93 km) |
| Baltimore, United States | 66 mi (106 km) |
| Laval, Canada | 71 mi (114 km) |
| Montréal, Canada | 72 mi (117 km) |
| Charlotte, United States | 85 mi (137 km) |
How it compares
- Peak winds: 399th highest of 2,017 Atlantic storms on record, tied with Hurricane Francine (2024), Hurricane Isaac (2024), Hurricane Leslie (2024) and 32 more.
- Lowest pressure: 285th lowest of 1,294 Atlantic storms with a recorded pressure, tied with Hurricane Gert (2017), Hurricane Lee (2017), Hurricane Maria (2005) and 6 more.
- Energy: 11% of the 1999 Atlantic season's ACE.