22 (月)	05:57	00:07	20:38	13:22
	33cm	24cm	30cm	12cm
中潮 出 05:20 入 17:34 出 11:00 入 20:36

留萌（北海道）2031年09月22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
9/22 00:00	23.3	0	干潮
9/22 00:10	23.3	0
9/22 00:20	23.3	0
9/22 00:30	23.4	↑0.1
9/22 00:40	23.5	↑0.1
9/22 00:50	23.7	↑0.2
9/22 01:00	23.8	↑0.1
9/22 01:10	24.0	↑0.2
9/22 01:20	24.3	↑0.3
9/22 01:30	24.5	↑0.2
9/22 01:40	24.8	↑0.3
9/22 01:50	25.1	↑0.3
9/22 02:00	25.4	↑0.3
9/22 02:10	25.8	↑0.4
9/22 02:20	26.1	↑0.3
9/22 02:30	26.4	↑0.3
9/22 02:40	26.8	↑0.4
9/22 02:50	27.2	↑0.4
9/22 03:00	27.5	↑0.3
9/22 03:10	27.9	↑0.4
9/22 03:20	28.3	↑0.4
9/22 03:30	28.7	↑0.4
9/22 03:40	29.0	↑0.3
9/22 03:50	29.4	↑0.4
9/22 04:00	29.7	↑0.3
9/22 04:10	30.1	↑0.4
9/22 04:20	30.4	↑0.3
9/22 04:30	30.7	↑0.3
9/22 04:40	31.0	↑0.3
9/22 04:50	31.3	↑0.3
9/22 05:00	31.5	↑0.2
9/22 05:10	31.7	↑0.2
9/22 05:20	31.9	↑0.2
9/22 05:30	32.0	↑0.1
9/22 05:40	32.1	↑0.1
9/22 05:50	32.2	↑0.1	満潮
9/22 06:00	32.2	0
9/22 06:10	32.1	↓-0.1
9/22 06:20	32.0	↓-0.1
9/22 06:30	31.9	↓-0.1
9/22 06:40	31.7	↓-0.2
9/22 06:50	31.4	↓-0.3
9/22 07:00	31.1	↓-0.3
9/22 07:10	30.8	↓-0.3
9/22 07:20	30.4	↓-0.4
9/22 07:30	30.0	↓-0.4
9/22 07:40	29.5	↓-0.5
9/22 07:50	29.0	↓-0.5
9/22 08:00	28.4	↓-0.6
9/22 08:10	27.8	↓-0.6
9/22 08:20	27.2	↓-0.6
9/22 08:30	26.5	↓-0.7
9/22 08:40	25.8	↓-0.7
9/22 08:50	25.1	↓-0.7
9/22 09:00	24.4	↓-0.7
9/22 09:10	23.7	↓-0.7
9/22 09:20	22.9	↓-0.8	最大潮位差
9/22 09:30	22.2	↓-0.7
9/22 09:40	21.4	↓-0.8	最大潮位差
9/22 09:50	20.7	↓-0.7
9/22 10:00	19.9	↓-0.8	最大潮位差
9/22 10:10	19.2	↓-0.7
9/22 10:20	18.5	↓-0.7
9/22 10:30	17.8	↓-0.7
9/22 10:40	17.1	↓-0.7
9/22 10:50	16.4	↓-0.7
9/22 11:00	15.8	↓-0.6
9/22 11:10	15.2	↓-0.6
9/22 11:20	14.6	↓-0.6
9/22 11:30	14.1	↓-0.5
9/22 11:40	13.6	↓-0.5
9/22 11:50	13.2	↓-0.4
9/22 12:00	12.8	↓-0.4
9/22 12:10	12.4	↓-0.4
9/22 12:20	12.1	↓-0.3
9/22 12:30	11.9	↓-0.2
9/22 12:40	11.7	↓-0.2
9/22 12:50	11.5	↓-0.2
9/22 13:00	11.4	↓-0.1
9/22 13:10	11.3	↓-0.1
9/22 13:20	11.3	0	干潮
9/22 13:30	11.3	0
9/22 13:40	11.4	↑0.1
9/22 13:50	11.5	↑0.1
9/22 14:00	11.6	↑0.1
9/22 14:10	11.8	↑0.2
9/22 14:20	12.0	↑0.2
9/22 14:30	12.3	↑0.3
9/22 14:40	12.6	↑0.3
9/22 14:50	12.9	↑0.3
9/22 15:00	13.3	↑0.4
9/22 15:10	13.7	↑0.4
9/22 15:20	14.1	↑0.4
9/22 15:30	14.6	↑0.5
9/22 15:40	15.1	↑0.5
9/22 15:50	15.7	↑0.6
9/22 16:00	16.2	↑0.5
9/22 16:10	16.8	↑0.6
9/22 16:20	17.4	↑0.6
9/22 16:30	18.1	↑0.7
9/22 16:40	18.7	↑0.6
9/22 16:50	19.4	↑0.7
9/22 17:00	20.1	↑0.7
9/22 17:10	20.8	↑0.7
9/22 17:20	21.5	↑0.7
9/22 17:30	22.1	↑0.6
9/22 17:40	22.8	↑0.7
9/22 17:50	23.4	↑0.6
9/22 18:00	24.1	↑0.7
9/22 18:10	24.7	↑0.6
9/22 18:20	25.3	↑0.6
9/22 18:30	25.8	↑0.5
9/22 18:40	26.3	↑0.5
9/22 18:50	26.8	↑0.5
9/22 19:00	27.3	↑0.5
9/22 19:10	27.6	↑0.3
9/22 19:20	28.0	↑0.4
9/22 19:30	28.3	↑0.3
9/22 19:40	28.6	↑0.3
9/22 19:50	28.8	↑0.2
9/22 20:00	29.0	↑0.2
9/22 20:10	29.1	↑0.1
9/22 20:20	29.2	↑0.1
9/22 20:30	29.2	0	満潮
9/22 20:40	29.2	0
9/22 20:50	29.2	0
9/22 21:00	29.1	↓-0.1
9/22 21:10	29.0	↓-0.1
9/22 21:20	28.9	↓-0.1
9/22 21:30	28.8	↓-0.1
9/22 21:40	28.6	↓-0.2
9/22 21:50	28.4	↓-0.2
9/22 22:00	28.2	↓-0.2
9/22 22:10	28.0	↓-0.2
9/22 22:20	27.8	↓-0.2
9/22 22:30	27.5	↓-0.3
9/22 22:40	27.3	↓-0.2
9/22 22:50	27.1	↓-0.2
9/22 23:00	26.9	↓-0.2
9/22 23:10	26.7	↓-0.2
9/22 23:20	26.5	↓-0.2
9/22 23:30	26.4	↓-0.1
9/22 23:40	26.2	↓-0.2
9/22 23:50	26.1	↓-0.1