Storm history › South Pacific › 1970 season
Tropical Storm Helen (1970)
Helen was a tropical storm of the 1970 South Pacific season. It was tracked from April 13, 1970 to April 17, 1970, about 4 days, and covered 621 miles.
At its peak it had winds of 45 mph (75 km/h) and a lowest pressure of 990 mb.
- Peak wind
- 45 mph
- Lowest pressure
- 990 mb
- Strongest
- Tropical storm
- Duration
- 4 days
- Track length
- 621 mi
- Energy (ACE)
- 0.5
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
How it compares
- Peak winds: 503rd highest of 671 South Pacific storms on record, tied with Tropical Storm Neil (2019), Tropical Storm Bart (2017), Tropical Storm Tuni (2016) and 39 more.
- 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.
- Energy: 3% of the 1970 South Pacific season's ACE.