9 (月)	05:05	12:55	20:55	23:17
	31cm	10cm	28cm	28cm
中潮 出 05:41 入 17:02 出 19:59 入 11:11

留萌（北海道）2028年10月9日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。

時刻	潮位	高低差	各ポイント
10/9 00:00	25.9	↑0.1
10/9 00:10	26.0	↑0.1
10/9 00:20	26.1	↑0.1
10/9 00:30	26.3	↑0.2
10/9 00:40	26.4	↑0.1
10/9 00:50	26.6	↑0.2
10/9 01:00	26.8	↑0.2
10/9 01:10	27.0	↑0.2
10/9 01:20	27.2	↑0.2
10/9 01:30	27.4	↑0.2
10/9 01:40	27.6	↑0.2
10/9 01:50	27.8	↑0.2
10/9 02:00	28.1	↑0.3
10/9 02:10	28.3	↑0.2
10/9 02:20	28.5	↑0.2
10/9 02:30	28.7	↑0.2
10/9 02:40	28.9	↑0.2
10/9 02:50	29.1	↑0.2
10/9 03:00	29.3	↑0.2
10/9 03:10	29.5	↑0.2
10/9 03:20	29.7	↑0.2
10/9 03:30	29.8	↑0.1
10/9 03:40	30.0	↑0.2
10/9 03:50	30.2	↑0.2
10/9 04:00	30.3	↑0.1
10/9 04:10	30.4	↑0.1
10/9 04:20	30.5	↑0.1
10/9 04:30	30.6	↑0.1
10/9 04:40	30.7	↑0.1
10/9 04:50	30.7	0
10/9 05:00	30.8	↑0.1	満潮
10/9 05:10	30.8	0
10/9 05:20	30.7	↓-0.1
10/9 05:30	30.7	0
10/9 05:40	30.6	↓-0.1
10/9 05:50	30.4	↓-0.2
10/9 06:00	30.2	↓-0.2
10/9 06:10	30.0	↓-0.2
10/9 06:20	29.8	↓-0.2
10/9 06:30	29.4	↓-0.4
10/9 06:40	29.1	↓-0.3
10/9 06:50	28.7	↓-0.4
10/9 07:00	28.3	↓-0.4
10/9 07:10	27.8	↓-0.5
10/9 07:20	27.3	↓-0.5
10/9 07:30	26.8	↓-0.5
10/9 07:40	26.2	↓-0.6
10/9 07:50	25.6	↓-0.6
10/9 08:00	24.9	↓-0.7
10/9 08:10	24.3	↓-0.6
10/9 08:20	23.6	↓-0.7
10/9 08:30	22.9	↓-0.7
10/9 08:40	22.1	↓-0.8	最大潮位差
10/9 08:50	21.4	↓-0.7
10/9 09:00	20.7	↓-0.7
10/9 09:10	19.9	↓-0.8	最大潮位差
10/9 09:20	19.2	↓-0.7
10/9 09:30	18.4	↓-0.8	最大潮位差
10/9 09:40	17.7	↓-0.7
10/9 09:50	16.9	↓-0.8	最大潮位差
10/9 10:00	16.2	↓-0.7
10/9 10:10	15.5	↓-0.7
10/9 10:20	14.8	↓-0.7
10/9 10:30	14.1	↓-0.7
10/9 10:40	13.5	↓-0.6
10/9 10:50	12.9	↓-0.6
10/9 11:00	12.4	↓-0.5
10/9 11:10	11.8	↓-0.6
10/9 11:20	11.4	↓-0.4
10/9 11:30	10.9	↓-0.5
10/9 11:40	10.5	↓-0.4
10/9 11:50	10.2	↓-0.3
10/9 12:00	9.9	↓-0.3
10/9 12:10	9.7	↓-0.2
10/9 12:20	9.5	↓-0.2
10/9 12:30	9.3	↓-0.2
10/9 12:40	9.2	↓-0.1
10/9 12:50	9.2	0	干潮
10/9 13:00	9.2	0
10/9 13:10	9.2	0
10/9 13:20	9.3	↑0.1
10/9 13:30	9.5	↑0.2
10/9 13:40	9.7	↑0.2
10/9 13:50	9.9	↑0.2
10/9 14:00	10.2	↑0.3
10/9 14:10	10.5	↑0.3
10/9 14:20	10.8	↑0.3
10/9 14:30	11.2	↑0.4
10/9 14:40	11.6	↑0.4
10/9 14:50	12.0	↑0.4
10/9 15:00	12.4	↑0.4
10/9 15:10	12.9	↑0.5
10/9 15:20	13.5	↑0.6
10/9 15:30	14.0	↑0.5
10/9 15:40	14.6	↑0.6
10/9 15:50	15.1	↑0.5
10/9 16:00	15.8	↑0.7
10/9 16:10	16.4	↑0.6
10/9 16:20	17.0	↑0.6
10/9 16:30	17.6	↑0.6
10/9 16:40	18.3	↑0.7
10/9 16:50	19.0	↑0.7
10/9 17:00	19.6	↑0.6
10/9 17:10	20.2	↑0.6
10/9 17:20	20.9	↑0.7
10/9 17:30	21.5	↑0.6
10/9 17:40	22.1	↑0.6
10/9 17:50	22.7	↑0.6
10/9 18:00	23.3	↑0.6
10/9 18:10	23.8	↑0.5
10/9 18:20	24.3	↑0.5
10/9 18:30	24.8	↑0.5
10/9 18:40	25.2	↑0.4
10/9 18:50	25.6	↑0.4
10/9 19:00	26.0	↑0.4
10/9 19:10	26.3	↑0.3
10/9 19:20	26.6	↑0.3
10/9 19:30	26.9	↑0.3
10/9 19:40	27.1	↑0.2
10/9 19:50	27.3	↑0.2
10/9 20:00	27.4	↑0.1
10/9 20:10	27.6	↑0.2
10/9 20:20	27.7	↑0.1
10/9 20:30	27.7	0
10/9 20:40	27.8	↑0.1
10/9 20:50	27.8	0	満潮
10/9 21:00	27.8	0
10/9 21:10	27.8	0
10/9 21:20	27.7	↓-0.1
10/9 21:30	27.7	0
10/9 21:40	27.6	↓-0.1
10/9 21:50	27.6	0
10/9 22:00	27.5	↓-0.1
10/9 22:10	27.4	↓-0.1
10/9 22:20	27.4	0
10/9 22:30	27.3	↓-0.1
10/9 22:40	27.3	0
10/9 22:50	27.2	↓-0.1
10/9 23:00	27.2	0
10/9 23:10	27.2	0	干潮
10/9 23:20	27.2	0
10/9 23:30	27.2	0
10/9 23:40	27.2	0
10/9 23:50	27.3	↑0.1