01 (火)	02:08	05:07	11:03	19:20
	27cm	27cm	32cm	11cm
中潮 出 03:56 入 19:20 出 15:24 入 00:26

留萌（北海道）2031年07月01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
7/1 00:00	25.2	↑0.3
7/1 00:10	25.6	↑0.4
7/1 00:20	25.8	↑0.2
7/1 00:30	26.1	↑0.3
7/1 00:40	26.3	↑0.2
7/1 00:50	26.5	↑0.2
7/1 01:00	26.6	↑0.1
7/1 01:10	26.7	↑0.1
7/1 01:20	26.8	↑0.1
7/1 01:30	26.9	↑0.1
7/1 01:40	27.0	↑0.1
7/1 01:50	27.0	0
7/1 02:00	27.0	0	満潮
7/1 02:10	27.0	0
7/1 02:20	27.0	0
7/1 02:30	27.0	0
7/1 02:40	27.0	0
7/1 02:50	26.9	↓-0.1
7/1 03:00	26.9	0
7/1 03:10	26.9	0
7/1 03:20	26.9	0
7/1 03:30	26.8	↓-0.1
7/1 03:40	26.8	0
7/1 03:50	26.8	0
7/1 04:00	26.8	0
7/1 04:10	26.7	↓-0.1
7/1 04:20	26.7	0
7/1 04:30	26.7	0
7/1 04:40	26.7	0
7/1 04:50	26.7	0
7/1 05:00	26.7	0	干潮
7/1 05:10	26.7	0
7/1 05:20	26.7	0
7/1 05:30	26.7	0
7/1 05:40	26.7	0
7/1 05:50	26.8	↑0.1
7/1 06:00	26.8	0
7/1 06:10	26.9	↑0.1
7/1 06:20	27.0	↑0.1
7/1 06:30	27.1	↑0.1
7/1 06:40	27.3	↑0.2
7/1 06:50	27.4	↑0.1
7/1 07:00	27.6	↑0.2
7/1 07:10	27.8	↑0.2
7/1 07:20	27.9	↑0.1
7/1 07:30	28.2	↑0.3
7/1 07:40	28.4	↑0.2
7/1 07:50	28.6	↑0.2
7/1 08:00	28.8	↑0.2
7/1 08:10	29.0	↑0.2
7/1 08:20	29.2	↑0.2
7/1 08:30	29.5	↑0.3
7/1 08:40	29.7	↑0.2
7/1 08:50	29.9	↑0.2
7/1 09:00	30.1	↑0.2
7/1 09:10	30.3	↑0.2
7/1 09:20	30.4	↑0.1
7/1 09:30	30.6	↑0.2
7/1 09:40	30.7	↑0.1
7/1 09:50	30.9	↑0.2
7/1 10:00	31.0	↑0.1
7/1 10:10	31.1	↑0.1
7/1 10:20	31.2	↑0.1
7/1 10:30	31.3	↑0.1
7/1 10:40	31.3	0
7/1 10:50	31.4	↑0.1
7/1 11:00	31.4	0	満潮
7/1 11:10	31.4	0
7/1 11:20	31.4	0
7/1 11:30	31.3	↓-0.1
7/1 11:40	31.2	↓-0.1
7/1 11:50	31.1	↓-0.1
7/1 12:00	30.9	↓-0.2
7/1 12:10	30.7	↓-0.2
7/1 12:20	30.4	↓-0.3
7/1 12:30	30.1	↓-0.3
7/1 12:40	29.8	↓-0.3
7/1 12:50	29.4	↓-0.4
7/1 13:00	29.0	↓-0.4
7/1 13:10	28.5	↓-0.5
7/1 13:20	28.0	↓-0.5
7/1 13:30	27.5	↓-0.5
7/1 13:40	27.0	↓-0.5
7/1 13:50	26.4	↓-0.6
7/1 14:00	25.8	↓-0.6
7/1 14:10	25.2	↓-0.6
7/1 14:20	24.5	↓-0.7
7/1 14:30	23.9	↓-0.6
7/1 14:40	23.2	↓-0.7
7/1 14:50	22.6	↓-0.6
7/1 15:00	21.9	↓-0.7
7/1 15:10	21.3	↓-0.6
7/1 15:20	20.6	↓-0.7
7/1 15:30	20.0	↓-0.6
7/1 15:40	19.3	↓-0.7
7/1 15:50	18.7	↓-0.6
7/1 16:00	18.0	↓-0.7
7/1 16:10	17.4	↓-0.6
7/1 16:20	16.8	↓-0.6
7/1 16:30	16.2	↓-0.6
7/1 16:40	15.6	↓-0.6
7/1 16:50	15.0	↓-0.6
7/1 17:00	14.5	↓-0.5
7/1 17:10	13.9	↓-0.6
7/1 17:20	13.4	↓-0.5
7/1 17:30	12.9	↓-0.5
7/1 17:40	12.5	↓-0.4
7/1 17:50	12.0	↓-0.5
7/1 18:00	11.6	↓-0.4
7/1 18:10	11.3	↓-0.3
7/1 18:20	11.0	↓-0.3
7/1 18:30	10.7	↓-0.3
7/1 18:40	10.5	↓-0.2
7/1 18:50	10.3	↓-0.2
7/1 19:00	10.2	↓-0.1
7/1 19:10	10.1	↓-0.1	干潮
7/1 19:20	10.1	0	干潮
7/1 19:30	10.1	0
7/1 19:40	10.2	↑0.1
7/1 19:50	10.3	↑0.1
7/1 20:00	10.5	↑0.2
7/1 20:10	10.7	↑0.2
7/1 20:20	11.0	↑0.3
7/1 20:30	11.3	↑0.3
7/1 20:40	11.6	↑0.3
7/1 20:50	12.0	↑0.4
7/1 21:00	12.4	↑0.4
7/1 21:10	12.9	↑0.5
7/1 21:20	13.4	↑0.5
7/1 21:30	13.9	↑0.5
7/1 21:40	14.4	↑0.5
7/1 21:50	15.0	↑0.6
7/1 22:00	15.6	↑0.6
7/1 22:10	16.2	↑0.6
7/1 22:20	16.8	↑0.6
7/1 22:30	17.5	↑0.7
7/1 22:40	18.2	↑0.7
7/1 22:50	18.9	↑0.7
7/1 23:00	19.6	↑0.7
7/1 23:10	20.3	↑0.7
7/1 23:20	21.0	↑0.7
7/1 23:30	21.7	↑0.7
7/1 23:40	22.5	↑0.8	最大潮位差
7/1 23:50	23.1	↑0.6