Alert | N° | Date (UTC) | Max Rainfall (mm) | Pop >100mm or higher | 50-100 | 100-250 | 250-500 | 500-750 | 750-1000 | >1000 | Countries |
| 1 | 27 Aug 2022 12:00 | 96 | - | | - | - | - | - | - | Russia, Japan, China |
| 2 | 28 Aug 2022 00:00 | 58 | - | - | - | - | - | - | - | |
| 3 | 28 Aug 2022 12:00 | 77 | - | | - | - | - | - | - | China |
| 4 | 29 Aug 2022 00:00 | 103 | - | | - | - | - | - | - | Japan |
| 5 | 29 Aug 2022 12:00 | 125 | - | | - | - | - | - | - | South Korea, Japan |
| 6 | 30 Aug 2022 00:00 | 197 | - | | - | - | - | - | - | South Korea |
| 7 | 30 Aug 2022 12:00 | 122 | Few people | | | - | - | - | - | Japan, South Korea |
| 8 | 31 Aug 2022 00:00 | 150 | - | | - | - | - | - | - | Russia, Japan |
| 9 | 31 Aug 2022 12:00 | - | 1.1 million | | | | | | | Russia, North Korea, Japan, China |
| 10 | 01 Sep 2022 00:00 | 75 | - | | - | - | - | - | - | Japan |
| 11 | 01 Sep 2022 12:00 | 425 | - | | - | - | - | - | - | Japan, South Korea, Taiwan, Philippines |
| 12 | 02 Sep 2022 00:00 | 946 | 30 thousand | | | - | - | - | - | South Korea, Taiwan, Philippines |
| 13 | 02 Sep 2022 12:00 | 327 | 3 thousand | | | - | - | - | - | Japan, South Korea, Philippines |
| 14 | 03 Sep 2022 00:00 | 168 | 20 thousand | | | - | - | - | - | China, Japan, Taiwan, Philippines |
| 15 | 03 Sep 2022 12:00 | 206 | 1.2 million | | | - | - | - | - | China, South Korea, Japan, Taiwan |
| 16 | 04 Sep 2022 00:00 | 185 | 1.1 million | | | - | - | - | - | North Korea, China, Japan, Taiwan |
| 17 | 04 Sep 2022 12:00 | 178 | - | | - | - | - | - | - | Russia, North Korea, South Korea, China, Japan |
| 18 | 05 Sep 2022 00:00 | 350 | 37 million | | | | - | - | - | Russia, China, North Korea, South Korea, Japan, Taiwan, Philippines |