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 | 07 Sep 2018 00:00 | 169 | - | - | - | - | - | - | - | |
| 2 | 07 Sep 2018 06:00 | 212 | - | | - | - | - | - | - | Japan |
| 3 | 07 Sep 2018 12:00 | 229 | - | - | - | - | - | - | - | |
| 4 | 07 Sep 2018 18:00 | 245 | - | | - | - | - | - | - | Other countries, Taiwan, Northern Mariana Islands, Guam |
| 5 | 08 Sep 2018 00:00 | 241 | 160 thousand | | | | | | - | Taiwan, Other countries, Northern Mariana Islands, Guam |
| 6 | 08 Sep 2018 06:00 | 250 | 110 thousand | | | | | - | - | Taiwan, Other countries, Philippines, Northern Mariana Islands, Guam |
| 7 | 08 Sep 2018 12:00 | 223 | 50 thousand | | | - | - | - | - | Other countries, Taiwan, Philippines, Northern Mariana Islands, Guam |
| 8 | 08 Sep 2018 18:00 | 257 | 160 thousand | | | | | - | - | Other countries, Taiwan, Philippines, Northern Mariana Islands, Guam |
| 9 | 09 Sep 2018 00:00 | 254 | 60 thousand | | | | | | - | Other countries, Taiwan, Philippines, Northern Mariana Islands, Guam |
| 10 | 09 Sep 2018 06:00 | 259 | 2 thousand | | | | | | - | Other countries, Taiwan, Philippines, Northern Mariana Islands, Guam |
| 11 | 09 Sep 2018 12:00 | 249 | 50 thousand | | | | | - | - | Other countries, Taiwan, Northern Mariana Islands, Guam |
| 12 | 09 Sep 2018 18:00 | 244 | 1 thousand | | | - | - | - | - | Taiwan, Other countries, Philippines, Northern Mariana Islands, Guam |