| 前橋 | 05/15 |
| 水位(m) | |
| 12時間履歴 | ||
| 04:00 | 2.26 | ▼ |
| 03:00 | 2.29 | ▲ |
| 02:00 | 2.27 | ▼ |
| 01:00 | 2.28 | ▲ |
| 00:00 | 2.27 | ▲ |
| 23:00 | 2.25 | - |
| 22:00 | 2.25 | ▲ |
| 21:00 | 2.23 | ▼ |
| 20:00 | 2.24 | ▲ |
| 19:00 | 2.23 | ▼ |
| 18:00 | 2.24 | - |
| 17:00 | 2.24 | ▼ |
| 2時間履歴(10分) | ||
| 04:10 | 2.25 | ▼ |
| 04:00 | 2.26 | - |
| 03:50 | 2.26 | ▼ |
| 03:40 | 2.27 | - |
| 03:30 | 2.27 | - |
| 03:20 | 2.27 | ▼ |
| 03:10 | 2.28 | ▼ |
| 03:00 | 2.29 | ▲ |
| 02:50 | 2.28 | ▼ |
| 02:40 | 2.29 | ▲ |
| 02:30 | 2.28 | ▲ |
| 02:20 | 2.26 | - |