20 (火)	05:21	07:27	12:13	20:24
	29cm	28cm	30cm	7cm
中潮 出 03:53 入 19:20 出 01:16 入 16:58

留萌（北海道）2028年06月20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
6/20 00:00	18.9	↑0.7
6/20 00:10	19.5	↑0.6
6/20 00:20	20.1	↑0.6
6/20 00:30	20.7	↑0.6
6/20 00:40	21.3	↑0.6
6/20 00:50	21.9	↑0.6
6/20 01:00	22.4	↑0.5
6/20 01:10	23.0	↑0.6
6/20 01:20	23.4	↑0.4
6/20 01:30	23.9	↑0.5
6/20 01:40	24.3	↑0.4
6/20 01:50	24.7	↑0.4
6/20 02:00	25.1	↑0.4
6/20 02:10	25.4	↑0.3
6/20 02:20	25.7	↑0.3
6/20 02:30	26.0	↑0.3
6/20 02:40	26.3	↑0.3
6/20 02:50	26.5	↑0.2
6/20 03:00	26.7	↑0.2
6/20 03:10	26.9	↑0.2
6/20 03:20	27.1	↑0.2
6/20 03:30	27.3	↑0.2
6/20 03:40	27.4	↑0.1
6/20 03:50	27.5	↑0.1
6/20 04:00	27.7	↑0.2
6/20 04:10	27.8	↑0.1
6/20 04:20	27.9	↑0.1
6/20 04:30	28.0	↑0.1
6/20 04:40	28.0	0
6/20 04:50	28.1	↑0.1
6/20 05:00	28.1	0
6/20 05:10	28.1	0
6/20 05:20	28.1	0	満潮
6/20 05:30	28.1	0
6/20 05:40	28.1	0
6/20 05:50	28.1	0
6/20 06:00	28.0	↓-0.1
6/20 06:10	28.0	0
6/20 06:20	28.0	0
6/20 06:30	27.9	↓-0.1
6/20 06:40	27.9	0
6/20 06:50	27.8	↓-0.1
6/20 07:00	27.8	0
6/20 07:10	27.8	0
6/20 07:20	27.8	0	干潮
6/20 07:30	27.8	0
6/20 07:40	27.8	0
6/20 07:50	27.8	0
6/20 08:00	27.8	0
6/20 08:10	27.9	↑0.1
6/20 08:20	27.9	0
6/20 08:30	28.0	↑0.1
6/20 08:40	28.1	↑0.1
6/20 08:50	28.1	0
6/20 09:00	28.2	↑0.1
6/20 09:10	28.3	↑0.1
6/20 09:20	28.4	↑0.1
6/20 09:30	28.5	↑0.1
6/20 09:40	28.6	↑0.1
6/20 09:50	28.6	0
6/20 10:00	28.7	↑0.1
6/20 10:10	28.8	↑0.1
6/20 10:20	28.9	↑0.1
6/20 10:30	29.0	↑0.1
6/20 10:40	29.1	↑0.1
6/20 10:50	29.1	0
6/20 11:00	29.2	↑0.1
6/20 11:10	29.3	↑0.1
6/20 11:20	29.4	↑0.1
6/20 11:30	29.4	0
6/20 11:40	29.5	↑0.1
6/20 11:50	29.5	0
6/20 12:00	29.6	↑0.1
6/20 12:10	29.6	0	満潮
6/20 12:20	29.6	0
6/20 12:30	29.6	0
6/20 12:40	29.5	↓-0.1
6/20 12:50	29.4	↓-0.1
6/20 13:00	29.3	↓-0.1
6/20 13:10	29.1	↓-0.2
6/20 13:20	28.9	↓-0.2
6/20 13:30	28.6	↓-0.3
6/20 13:40	28.3	↓-0.3
6/20 13:50	28.0	↓-0.3
6/20 14:00	27.6	↓-0.4
6/20 14:10	27.1	↓-0.5
6/20 14:20	26.7	↓-0.4
6/20 14:30	26.1	↓-0.6
6/20 14:40	25.6	↓-0.5
6/20 14:50	25.0	↓-0.6
6/20 15:00	24.4	↓-0.6
6/20 15:10	23.8	↓-0.6
6/20 15:20	23.1	↓-0.7
6/20 15:30	22.4	↓-0.7
6/20 15:40	21.7	↓-0.7
6/20 15:50	21.0	↓-0.7
6/20 16:00	20.3	↓-0.7
6/20 16:10	19.6	↓-0.7
6/20 16:20	18.8	↓-0.8	最大潮位差
6/20 16:30	18.1	↓-0.7
6/20 16:40	17.4	↓-0.7
6/20 16:50	16.6	↓-0.8	最大潮位差
6/20 17:00	15.9	↓-0.7
6/20 17:10	15.2	↓-0.7
6/20 17:20	14.5	↓-0.7
6/20 17:30	13.8	↓-0.7
6/20 17:40	13.1	↓-0.7
6/20 17:50	12.4	↓-0.7
6/20 18:00	11.7	↓-0.7
6/20 18:10	11.1	↓-0.6
6/20 18:20	10.5	↓-0.6
6/20 18:30	9.9	↓-0.6
6/20 18:40	9.4	↓-0.5
6/20 18:50	8.9	↓-0.5
6/20 19:00	8.4	↓-0.5
6/20 19:10	8.0	↓-0.4
6/20 19:20	7.6	↓-0.4
6/20 19:30	7.3	↓-0.3
6/20 19:40	7.0	↓-0.3
6/20 19:50	6.8	↓-0.2
6/20 20:00	6.7	↓-0.1
6/20 20:10	6.6	↓-0.1
6/20 20:20	6.5	↓-0.1	干潮
6/20 20:30	6.5	0
6/20 20:40	6.6	↑0.1
6/20 20:50	6.7	↑0.1
6/20 21:00	6.9	↑0.2
6/20 21:10	7.1	↑0.2
6/20 21:20	7.3	↑0.2
6/20 21:30	7.6	↑0.3
6/20 21:40	8.0	↑0.4
6/20 21:50	8.4	↑0.4
6/20 22:00	8.8	↑0.4
6/20 22:10	9.2	↑0.4
6/20 22:20	9.7	↑0.5
6/20 22:30	10.2	↑0.5
6/20 22:40	10.8	↑0.6
6/20 22:50	11.4	↑0.6
6/20 23:00	12.0	↑0.6
6/20 23:10	12.7	↑0.7
6/20 23:20	13.4	↑0.7
6/20 23:30	14.1	↑0.7
6/20 23:40	14.8	↑0.7
6/20 23:50	15.6	↑0.8	最大潮位差