20 (日)	04:04	09:03	12:01	20:20
	32cm	30cm	31cm	14cm
若潮 出 05:19 入 17:36 出 15:51 入 00:44

留萌（北海道）2037年09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
9/20 00:00	25.4	↑0.5
9/20 00:10	25.9	↑0.5
9/20 00:20	26.4	↑0.5
9/20 00:30	26.9	↑0.5
9/20 00:40	27.3	↑0.4
9/20 00:50	27.7	↑0.4
9/20 01:00	28.1	↑0.4
9/20 01:10	28.5	↑0.4
9/20 01:20	28.8	↑0.3
9/20 01:30	29.1	↑0.3
9/20 01:40	29.5	↑0.4
9/20 01:50	29.8	↑0.3
9/20 02:00	30.0	↑0.2
9/20 02:10	30.3	↑0.3
9/20 02:20	30.5	↑0.2
9/20 02:30	30.7	↑0.2
9/20 02:40	30.9	↑0.2
9/20 02:50	31.1	↑0.2
9/20 03:00	31.3	↑0.2
9/20 03:10	31.4	↑0.1
9/20 03:20	31.5	↑0.1
9/20 03:30	31.6	↑0.1
9/20 03:40	31.7	↑0.1
9/20 03:50	31.7	0
9/20 04:00	31.8	↑0.1	満潮
9/20 04:10	31.8	0
9/20 04:20	31.7	↓-0.1
9/20 04:30	31.7	0
9/20 04:40	31.6	↓-0.1
9/20 04:50	31.5	↓-0.1
9/20 05:00	31.4	↓-0.1
9/20 05:10	31.3	↓-0.1
9/20 05:20	31.2	↓-0.1
9/20 05:30	31.1	↓-0.1
9/20 05:40	30.9	↓-0.2
9/20 05:50	30.8	↓-0.1
9/20 06:00	30.7	↓-0.1
9/20 06:10	30.5	↓-0.2
9/20 06:20	30.4	↓-0.1
9/20 06:30	30.3	↓-0.1
9/20 06:40	30.2	↓-0.1
9/20 06:50	30.0	↓-0.2
9/20 07:00	29.9	↓-0.1
9/20 07:10	29.8	↓-0.1
9/20 07:20	29.7	↓-0.1
9/20 07:30	29.7	0
9/20 07:40	29.6	↓-0.1
9/20 07:50	29.5	↓-0.1
9/20 08:00	29.5	0
9/20 08:10	29.4	↓-0.1
9/20 08:20	29.4	0
9/20 08:30	29.3	↓-0.1
9/20 08:40	29.3	0
9/20 08:50	29.3	0
9/20 09:00	29.3	0	干潮
9/20 09:10	29.3	0
9/20 09:20	29.3	0
9/20 09:30	29.3	0
9/20 09:40	29.3	0
9/20 09:50	29.4	↑0.1
9/20 10:00	29.5	↑0.1
9/20 10:10	29.5	0
9/20 10:20	29.6	↑0.1
9/20 10:30	29.7	↑0.1
9/20 10:40	29.8	↑0.1
9/20 10:50	29.9	↑0.1
9/20 11:00	30.0	↑0.1
9/20 11:10	30.0	0
9/20 11:20	30.1	↑0.1
9/20 11:30	30.2	↑0.1
9/20 11:40	30.2	0
9/20 11:50	30.3	↑0.1
9/20 12:00	30.3	0	満潮
9/20 12:10	30.2	↓-0.1
9/20 12:20	30.2	0
9/20 12:30	30.2	0
9/20 12:40	30.1	↓-0.1
9/20 12:50	30.0	↓-0.1
9/20 13:00	29.8	↓-0.2
9/20 13:10	29.7	↓-0.1
9/20 13:20	29.5	↓-0.2
9/20 13:30	29.3	↓-0.2
9/20 13:40	29.1	↓-0.2
9/20 13:50	28.8	↓-0.3
9/20 14:00	28.6	↓-0.2
9/20 14:10	28.3	↓-0.3
9/20 14:20	28.0	↓-0.3
9/20 14:30	27.7	↓-0.3
9/20 14:40	27.3	↓-0.4
9/20 14:50	27.0	↓-0.3
9/20 15:00	26.6	↓-0.4
9/20 15:10	26.2	↓-0.4
9/20 15:20	25.8	↓-0.4
9/20 15:30	25.4	↓-0.4
9/20 15:40	24.9	↓-0.5
9/20 15:50	24.5	↓-0.4
9/20 16:00	24.0	↓-0.5
9/20 16:10	23.5	↓-0.5
9/20 16:20	22.9	↓-0.6
9/20 16:30	22.4	↓-0.5
9/20 16:40	21.8	↓-0.6
9/20 16:50	21.3	↓-0.5
9/20 17:00	20.7	↓-0.6
9/20 17:10	20.1	↓-0.6
9/20 17:20	19.5	↓-0.6
9/20 17:30	19.0	↓-0.5
9/20 17:40	18.4	↓-0.6
9/20 17:50	17.9	↓-0.5
9/20 18:00	17.3	↓-0.6
9/20 18:10	16.8	↓-0.5
9/20 18:20	16.3	↓-0.5
9/20 18:30	15.9	↓-0.4
9/20 18:40	15.5	↓-0.4
9/20 18:50	15.1	↓-0.4
9/20 19:00	14.7	↓-0.4
9/20 19:10	14.4	↓-0.3
9/20 19:20	14.1	↓-0.3
9/20 19:30	13.9	↓-0.2
9/20 19:40	13.7	↓-0.2
9/20 19:50	13.6	↓-0.1
9/20 20:00	13.4	↓-0.2
9/20 20:10	13.4	0	干潮
9/20 20:20	13.4	0	干潮
9/20 20:30	13.4	0
9/20 20:40	13.5	↑0.1
9/20 20:50	13.6	↑0.1
9/20 21:00	13.7	↑0.1
9/20 21:10	13.9	↑0.2
9/20 21:20	14.2	↑0.3
9/20 21:30	14.5	↑0.3
9/20 21:40	14.8	↑0.3
9/20 21:50	15.2	↑0.4
9/20 22:00	15.6	↑0.4
9/20 22:10	16.1	↑0.5
9/20 22:20	16.6	↑0.5
9/20 22:30	17.1	↑0.5
9/20 22:40	17.7	↑0.6
9/20 22:50	18.3	↑0.6
9/20 23:00	18.9	↑0.6
9/20 23:10	19.5	↑0.6
9/20 23:20	20.2	↑0.7	最大潮位差
9/20 23:30	20.8	↑0.6
9/20 23:40	21.4	↑0.6
9/20 23:50	22.1	↑0.7	最大潮位差