Storm history › South Pacific › 1970 season
Tropical Depression Isa (1970)
Isa was a tropical depression of the 1970 South Pacific season. It was tracked from April 13, 1970 to April 19, 1970, about 5 days, and covered 836 miles.
At its peak it had winds of 30 mph (45 km/h) and a lowest pressure of 990 mb.
- Peak wind
- 30 mph
- Lowest pressure
- 990 mb
- Strongest
- Tropical depression
- Duration
- 5 days
- Track length
- 836 mi
- Energy (ACE)
- 0.0
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
How it compares
- Peak winds: 656th highest of 671 South Pacific storms on record, tied with Tropical Depression Cindy (1970).
- Lowest pressure: 531st lowest of 844 South Pacific storms with a recorded pressure, tied with Storm Rae (2025), Tropical Storm Irene (2023), Tropical Storm Kimi (2021) and 43 more.