Alert | N° | Date (UTC) | Max Winds (km/h) | Pop in Cat. 1 or higher | TS | Cat. 1 | Cat. 2 | Cat. 3 | Cat. 4 | Cat. 5 | Countries |
| 1 | 10 Oct 2021 06:00 | 97 | - | | - | - | - | - | - | Taiwan |
| 2 | 10 Oct 2021 12:00 | 104 | - | | - | - | - | - | - | Taiwan, Philippines |
| 3 | 10 Oct 2021 18:00 | 119 | - | | - | - | - | - | - | China, Taiwan, Japan, Philippines |
| 4 | 11 Oct 2021 00:00 | 101 | - | | - | - | - | - | - | Taiwan, China, Japan, Philippines |
| 5 | 11 Oct 2021 06:00 | 97 | - | | - | - | - | - | - | China, Taiwan, Japan, Philippines |
| 6 | 11 Oct 2021 12:00 | 101 | - | | - | - | - | - | - | Taiwan, China, Japan, Philippines |
| 7 | 11 Oct 2021 18:00 | 101 | - | | - | - | - | - | - | China, Taiwan, Philippines |
| 8 | 12 Oct 2021 00:00 | 108 | - | | - | - | - | - | - | China, Taiwan, Philippines |
| 9 | 12 Oct 2021 06:00 | 97 | - | | - | - | - | - | - | Taiwan, China, Philippines |
| 10 | 12 Oct 2021 12:00 | 97 | - | | - | - | - | - | - | China, Taiwan, Hong Kong, Paracel Islands |
| 11 | 12 Oct 2021 18:00 | 101 | - | | - | - | - | - | - | Hong Kong, China, Paracel Islands |
| 12 | 13 Oct 2021 00:00 | 108 | - | | - | - | - | - | - | China, Hong Kong, Vietnam, Paracel Islands |