Storm history › West Pacific › 2021 season
Tropical Storm Lionrock (2021)
Lionrock was a tropical storm of the 2021 West Pacific season. It was tracked from October 2, 2021 to October 10, 2021, about 8 days, and covered 2,098 miles.
At its peak it had winds of 50 mph (85 km/h) and a lowest pressure of 989 mb.
Its closest pass to a major city was 5 miles from Qionghai, China.
- Peak wind
- 50 mph
- Lowest pressure
- 989 mb
- Strongest
- Tropical storm
- Duration
- 8 days
- Track length
- 2,098 mi
- Energy (ACE)
- 0.9
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
Closest pass to major cities
| City | Closest pass |
|---|---|
| Qionghai, China | 5 mi (8 km) |
| Nam Định, Vietnam | 7 mi (11 km) |
| Haiphong, Vietnam | 11 mi (18 km) |
| Wanning, China | 19 mi (30 km) |
| Haikou, China | 24 mi (39 km) |
| Lapu-Lapu City, Philippines | 27 mi (44 km) |
| Cebu City, Philippines | 28 mi (45 km) |
How it compares
- Peak winds: 1666th highest of 2,271 West Pacific storms on record, tied with Tropical Storm Etau (2026), Tropical Storm Krovanh (2026), Tropical Storm Lingling (2025) and 136 more.
- Lowest pressure: 1465th lowest of 2,047 West Pacific storms with a recorded pressure, tied with Tropical Storm Higos (2026), Tropical Storm Narra (2026), Tropical Storm Saudel (2026) and 16 more.
- Energy: 0% of the 2021 West Pacific season's ACE.