Table 2 National standards for tropical cyclones in China
Grade of tropical cyclones | The maximum average wind speed near the center of the bottom (m × s−1) | The maximum wind near the center of the bottom (level) |
|---|---|---|
Tropical depression | 10.8~ 17.1 | 6~ 7 |
Tropical storm | 17.2~ 24.4 | 8~ 9 |
Severe tropical storm | 24.5~ 32.6 | 10~ 11 |
Typhoon | 32.7~ 41.4 | 12~ 13 |
Severe typhoon | 41.5~ 50.9 | 14~ 15 |
Super typhoon | ≥51.0 | 16 or above |