23 (水)	06:29	00:53	22:21	14:29
	31cm	25cm	29cm	10cm
小潮 出 05:22 入 17:30 出 12:10 入 21:17

留萌（北海道）2020年09月23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
9/23 00:00	24.8	↓-0.2
9/23 00:10	24.7	↓-0.1
9/23 00:20	24.6	↓-0.1
9/23 00:30	24.5	↓-0.1
9/23 00:40	24.5	0
9/23 00:50	24.4	↓-0.1	干潮
9/23 01:00	24.5	↑0.1
9/23 01:10	24.5	0
9/23 01:20	24.5	0
9/23 01:30	24.6	↑0.1
9/23 01:40	24.7	↑0.1
9/23 01:50	24.9	↑0.2
9/23 02:00	25.0	↑0.1
9/23 02:10	25.2	↑0.2
9/23 02:20	25.4	↑0.2
9/23 02:30	25.6	↑0.2
9/23 02:40	25.8	↑0.2
9/23 02:50	26.0	↑0.2
9/23 03:00	26.2	↑0.2
9/23 03:10	26.5	↑0.3
9/23 03:20	26.8	↑0.3
9/23 03:30	27.0	↑0.2
9/23 03:40	27.3	↑0.3
9/23 03:50	27.6	↑0.3
9/23 04:00	27.9	↑0.3
9/23 04:10	28.2	↑0.3
9/23 04:20	28.5	↑0.3
9/23 04:30	28.8	↑0.3
9/23 04:40	29.1	↑0.3
9/23 04:50	29.4	↑0.3
9/23 05:00	29.6	↑0.2
9/23 05:10	29.9	↑0.3
9/23 05:20	30.1	↑0.2
9/23 05:30	30.4	↑0.3
9/23 05:40	30.5	↑0.1
9/23 05:50	30.7	↑0.2
9/23 06:00	30.8	↑0.1
9/23 06:10	30.9	↑0.1
9/23 06:20	31.0	↑0.1	満潮
9/23 06:30	31.0	0
9/23 06:40	31.0	0
9/23 06:50	30.9	↓-0.1
9/23 07:00	30.8	↓-0.1
9/23 07:10	30.6	↓-0.2
9/23 07:20	30.4	↓-0.2
9/23 07:30	30.2	↓-0.2
9/23 07:40	29.9	↓-0.3
9/23 07:50	29.5	↓-0.4
9/23 08:00	29.1	↓-0.4
9/23 08:10	28.7	↓-0.4
9/23 08:20	28.3	↓-0.4
9/23 08:30	27.8	↓-0.5
9/23 08:40	27.2	↓-0.6
9/23 08:50	26.7	↓-0.5
9/23 09:00	26.1	↓-0.6
9/23 09:10	25.5	↓-0.6
9/23 09:20	24.8	↓-0.7
9/23 09:30	24.2	↓-0.6
9/23 09:40	23.5	↓-0.7
9/23 09:50	22.8	↓-0.7
9/23 10:00	22.0	↓-0.8	最大潮位差
9/23 10:10	21.3	↓-0.7
9/23 10:20	20.6	↓-0.7
9/23 10:30	19.9	↓-0.7
9/23 10:40	19.1	↓-0.8	最大潮位差
9/23 10:50	18.4	↓-0.7
9/23 11:00	17.7	↓-0.7
9/23 11:10	17.0	↓-0.7
9/23 11:20	16.3	↓-0.7
9/23 11:30	15.7	↓-0.6
9/23 11:40	15.0	↓-0.7
9/23 11:50	14.4	↓-0.6
9/23 12:00	13.8	↓-0.6
9/23 12:10	13.3	↓-0.5
9/23 12:20	12.8	↓-0.5
9/23 12:30	12.3	↓-0.5
9/23 12:40	11.8	↓-0.5
9/23 12:50	11.4	↓-0.4
9/23 13:00	11.1	↓-0.3
9/23 13:10	10.7	↓-0.4
9/23 13:20	10.4	↓-0.3
9/23 13:30	10.2	↓-0.2
9/23 13:40	10.0	↓-0.2
9/23 13:50	9.8	↓-0.2
9/23 14:00	9.6	↓-0.2
9/23 14:10	9.5	↓-0.1
9/23 14:20	9.5	0	干潮
9/23 14:30	9.5	0
9/23 14:40	9.5	0
9/23 14:50	9.6	↑0.1
9/23 15:00	9.7	↑0.1
9/23 15:10	9.9	↑0.2
9/23 15:20	10.1	↑0.2
9/23 15:30	10.3	↑0.2
9/23 15:40	10.6	↑0.3
9/23 15:50	11.0	↑0.4
9/23 16:00	11.3	↑0.3
9/23 16:10	11.8	↑0.5
9/23 16:20	12.2	↑0.4
9/23 16:30	12.7	↑0.5
9/23 16:40	13.3	↑0.6
9/23 16:50	13.9	↑0.6
9/23 17:00	14.5	↑0.6
9/23 17:10	15.1	↑0.6
9/23 17:20	15.8	↑0.7
9/23 17:30	16.5	↑0.7
9/23 17:40	17.1	↑0.6
9/23 17:50	17.8	↑0.7
9/23 18:00	18.6	↑0.8	最大潮位差
9/23 18:10	19.3	↑0.7
9/23 18:20	20.0	↑0.7
9/23 18:30	20.7	↑0.7
9/23 18:40	21.3	↑0.6
9/23 18:50	22.0	↑0.7
9/23 19:00	22.6	↑0.6
9/23 19:10	23.3	↑0.7
9/23 19:20	23.8	↑0.5
9/23 19:30	24.4	↑0.6
9/23 19:40	24.9	↑0.5
9/23 19:50	25.4	↑0.5
9/23 20:00	25.9	↑0.5
9/23 20:10	26.3	↑0.4
9/23 20:20	26.7	↑0.4
9/23 20:30	27.1	↑0.4
9/23 20:40	27.4	↑0.3
9/23 20:50	27.7	↑0.3
9/23 21:00	27.9	↑0.2
9/23 21:10	28.1	↑0.2
9/23 21:20	28.3	↑0.2
9/23 21:30	28.4	↑0.1
9/23 21:40	28.5	↑0.1
9/23 21:50	28.6	↑0.1
9/23 22:00	28.7	↑0.1
9/23 22:10	28.7	0
9/23 22:20	28.7	0	満潮
9/23 22:30	28.7	0
9/23 22:40	28.7	0
9/23 22:50	28.6	↓-0.1
9/23 23:00	28.6	0
9/23 23:10	28.5	↓-0.1
9/23 23:20	28.5	0
9/23 23:30	28.4	↓-0.1
9/23 23:40	28.4	0
9/23 23:50	28.3	↓-0.1