Storm history › West Pacific › 1971 season
Typhoon Irma (1971)
Irma was a Category 5 typhoon of the 1971 West Pacific season. It was tracked from November 7, 1971 to November 17, 1971, about 11 days, and covered 5,245 miles.
At its peak it had winds of 180 mph (285 km/h) and a lowest pressure of 885 mb.
- Peak wind
- 180 mph
- Lowest pressure
- 885 mb
- Strongest
- Category 5 typhoon
- Duration
- 11 days
- Track length
- 5,245 mi
- Energy (ACE)
- 27.9
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
How it compares
- Peak winds: 38th highest of 2,271 West Pacific storms on record, tied with Typhoon Chanthu (2021), Typhoon Jebi (2018), Typhoon Mangkhut (2018) and 18 more.
- Lowest pressure: 12th lowest of 2,047 West Pacific storms with a recorded pressure, tied with Typhoon Maemi (2003), Typhoon Forrest (1983), Typhoon Joan (1959) and 1 more.
- Energy: 8% of the 1971 West Pacific season's ACE.