| 観測時刻 | 大川 | 堂面川 | 矢部川 | 諏訪川橋 |
| 大川市三丸 | 大牟田市昭和開 | みやま市高田町徳島 | 大牟田市 |
| [有明海沿岸道路(下り) 23.170KP] | [有明海沿岸道路(下り) 4.934KP] | [有明海沿岸道路(上下) KP] | [有明海沿岸道路(下り) 1.340KP] |
| 風向 | 風速[m/s] | 風向 | 風速[m/s] | 風向 | 風速[m/s] | 風向 | 風速[m/s] |
| 04/30 12:40 | 南西 | 0.4 | --- | --- | --- | --- | 西 | 1.4 |
| 04/30 12:50 | 南西 | 0.3 | --- | --- | --- | --- | 西 | 1.8 |
| 04/30 13:00 | 南西 | 0.3 | --- | --- | --- | --- | 西 | 1.8 |
| 04/30 13:10 | 南西 | 0.3 | --- | --- | --- | --- | 西北西 | 1.6 |
| 04/30 13:20 | 南西 | 0.4 | --- | --- | --- | --- | 西南西 | 2.3 |
| 04/30 13:30 | 南西 | 0.3 | --- | --- | --- | --- | 西南西 | 3.0 |
| 04/30 13:40 | 南西 | 0.3 | --- | --- | --- | --- | 西南西 | 2.8 |
| 04/30 13:50 | 南西 | 0.4 | --- | --- | --- | --- | 西 | 1.8 |
| 04/30 14:00 | 南西 | 0.4 | --- | --- | --- | --- | 西南西 | 1.9 |
| 04/30 14:10 | 南西 | 0.4 | --- | --- | --- | --- | 西 | 2.0 |
| 04/30 14:20 | 南西 | 0.4 | --- | --- | --- | --- | 西 | 2.6 |
| 04/30 14:30 | 南西 | 0.4 | --- | --- | --- | --- | 西南西 | 2.8 |
| 04/30 14:40 | 南西 | 0.5 | --- | --- | --- | --- | 西南西 | 3.0 |
| 04/30 14:50 | 南西 | 0.4 | --- | --- | --- | --- | 西南西 | 3.5 |
| 04/30 15:00 | 南西 | 0.5 | --- | --- | --- | --- | 西南西 | 3.7 |
| 04/30 15:10 | 南西 | 0.4 | --- | --- | --- | --- | 西南西 | 3.6 |
| 04/30 15:20 | 南西 | 0.3 | --- | --- | --- | --- | 西南西 | 3.6 |
| 04/30 15:30 | 南西 | 0.4 | --- | --- | --- | --- | 西南西 | 2.8 |
| 04/30 15:40 | 南西 | 0.3 | --- | --- | --- | --- | 西南西 | 2.8 |
| 04/30 15:50 | 南西 | 0.2 | --- | --- | --- | --- | 西南西 | 3.3 |
| 04/30 16:00 | 南西 | 0.2 | --- | --- | --- | --- | 西 | 3.3 |
| 04/30 16:10 | 南西 | 0.2 | --- | --- | --- | --- | 西 | 3.5 |
| 04/30 16:20 | 南西 | 0.1 | --- | --- | --- | --- | 西 | 3.2 |
| 04/30 16:30 | 南西 | 0.2 | --- | --- | --- | --- | 西南西 | 3.5 |
