Storm history › East Pacific › 1999 season
Tropical Storm Irwin (1999)
Irwin was a tropical storm of the 1999 East Pacific season. It was tracked from October 8, 1999 to October 11, 1999, about 3 days, and covered 540 miles.
At its peak it had winds of 60 mph (95 km/h) and a lowest pressure of 996 mb.
- Peak wind
- 60 mph
- Lowest pressure
- 996 mb
- Strongest
- Tropical storm
- Landfalls
- None recorded
- Duration
- 3 days
- Track length
- 540 mi
- Energy (ACE)
- 1.7
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
How it compares
- Peak winds: 761st highest of 1,371 East Pacific storms on record, tied with Tropical Storm Alvin (2025), Tropical Storm Raymond (2025), Tropical Storm Bud (2024) and 63 more.
- Lowest pressure: 515th lowest of 808 East Pacific storms with a recorded pressure, tied with Tropical Storm Norbert (2026), Tropical Storm Fabio (2024), Tropical Storm Karina (2020) and 7 more.
- Energy: 2% of the 1999 East Pacific season's ACE.