1 (水)	04:47	09:55	15:50	22:48
	31cm	21cm	36cm	9cm
大潮 出 04:57 入 18:12 出 05:17 入 18:09

留萌（北海道）2027年09月1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
9/1 00:00	11.7	↑0.7
9/1 00:10	12.4	↑0.7
9/1 00:20	13.2	↑0.8
9/1 00:30	14.0	↑0.8
9/1 00:40	14.9	↑0.9
9/1 00:50	15.8	↑0.9
9/1 01:00	16.7	↑0.9
9/1 01:10	17.6	↑0.9
9/1 01:20	18.6	↑1.0
9/1 01:30	19.5	↑0.9
9/1 01:40	20.5	↑1.0
9/1 01:50	21.4	↑0.9
9/1 02:00	22.3	↑0.9
9/1 02:10	23.2	↑0.9
9/1 02:20	24.1	↑0.9
9/1 02:30	24.9	↑0.8
9/1 02:40	25.7	↑0.8
9/1 02:50	26.4	↑0.7
9/1 03:00	27.1	↑0.7
9/1 03:10	27.7	↑0.6
9/1 03:20	28.2	↑0.5
9/1 03:30	28.7	↑0.5
9/1 03:40	29.1	↑0.4
9/1 03:50	29.5	↑0.4
9/1 04:00	29.7	↑0.2
9/1 04:10	30.0	↑0.3
9/1 04:20	30.1	↑0.1
9/1 04:30	30.3	↑0.2
9/1 04:40	30.3	0	満潮
9/1 04:50	30.3	0
9/1 05:00	30.3	0
9/1 05:10	30.2	↓-0.1
9/1 05:20	30.0	↓-0.2
9/1 05:30	29.9	↓-0.1
9/1 05:40	29.6	↓-0.3
9/1 05:50	29.4	↓-0.2
9/1 06:00	29.1	↓-0.3
9/1 06:10	28.7	↓-0.4
9/1 06:20	28.3	↓-0.4
9/1 06:30	27.9	↓-0.4
9/1 06:40	27.5	↓-0.4
9/1 06:50	27.1	↓-0.4
9/1 07:00	26.6	↓-0.5
9/1 07:10	26.1	↓-0.5
9/1 07:20	25.7	↓-0.4
9/1 07:30	25.2	↓-0.5
9/1 07:40	24.7	↓-0.5
9/1 07:50	24.2	↓-0.5
9/1 08:00	23.8	↓-0.4
9/1 08:10	23.3	↓-0.5
9/1 08:20	22.9	↓-0.4
9/1 08:30	22.5	↓-0.4
9/1 08:40	22.2	↓-0.3
9/1 08:50	21.9	↓-0.3
9/1 09:00	21.6	↓-0.3
9/1 09:10	21.4	↓-0.2
9/1 09:20	21.2	↓-0.2
9/1 09:30	21.1	↓-0.1
9/1 09:40	21.0	↓-0.1
9/1 09:50	20.9	↓-0.1	干潮
9/1 10:00	20.9	0
9/1 10:10	21.0	↑0.1
9/1 10:20	21.1	↑0.1
9/1 10:30	21.2	↑0.1
9/1 10:40	21.4	↑0.2
9/1 10:50	21.6	↑0.2
9/1 11:00	21.9	↑0.3
9/1 11:10	22.2	↑0.3
9/1 11:20	22.5	↑0.3
9/1 11:30	22.9	↑0.4
9/1 11:40	23.3	↑0.4
9/1 11:50	23.8	↑0.5
9/1 12:00	24.3	↑0.5
9/1 12:10	24.8	↑0.5
9/1 12:20	25.4	↑0.6
9/1 12:30	26.0	↑0.6
9/1 12:40	26.6	↑0.6
9/1 12:50	27.3	↑0.7
9/1 13:00	27.9	↑0.6
9/1 13:10	28.6	↑0.7
9/1 13:20	29.3	↑0.7
9/1 13:30	30.0	↑0.7
9/1 13:40	30.7	↑0.7
9/1 13:50	31.3	↑0.6
9/1 14:00	32.0	↑0.7
9/1 14:10	32.6	↑0.6
9/1 14:20	33.2	↑0.6
9/1 14:30	33.8	↑0.6
9/1 14:40	34.3	↑0.5
9/1 14:50	34.7	↑0.4
9/1 15:00	35.1	↑0.4
9/1 15:10	35.4	↑0.3
9/1 15:20	35.7	↑0.3
9/1 15:30	35.9	↑0.2
9/1 15:40	36.0	↑0.1	満潮
9/1 15:50	36.0	0	満潮
9/1 16:00	35.9	↓-0.1
9/1 16:10	35.8	↓-0.1
9/1 16:20	35.6	↓-0.2
9/1 16:30	35.3	↓-0.3
9/1 16:40	35.0	↓-0.3
9/1 16:50	34.6	↓-0.4
9/1 17:00	34.1	↓-0.5
9/1 17:10	33.6	↓-0.5
9/1 17:20	32.9	↓-0.7
9/1 17:30	32.3	↓-0.6
9/1 17:40	31.6	↓-0.7
9/1 17:50	30.8	↓-0.8
9/1 18:00	30.0	↓-0.8
9/1 18:10	29.1	↓-0.9
9/1 18:20	28.2	↓-0.9
9/1 18:30	27.3	↓-0.9
9/1 18:40	26.3	↓-1.0
9/1 18:50	25.3	↓-1.0
9/1 19:00	24.3	↓-1.0
9/1 19:10	23.3	↓-1.0
9/1 19:20	22.2	↓-1.1	最大潮位差
9/1 19:30	21.2	↓-1.0
9/1 19:40	20.1	↓-1.1	最大潮位差
9/1 19:50	19.1	↓-1.0
9/1 20:00	18.1	↓-1.0
9/1 20:10	17.1	↓-1.0
9/1 20:20	16.1	↓-1.0
9/1 20:30	15.2	↓-0.9
9/1 20:40	14.3	↓-0.9
9/1 20:50	13.4	↓-0.9
9/1 21:00	12.7	↓-0.7
9/1 21:10	11.9	↓-0.8
9/1 21:20	11.3	↓-0.6
9/1 21:30	10.7	↓-0.6
9/1 21:40	10.2	↓-0.5
9/1 21:50	9.7	↓-0.5
9/1 22:00	9.4	↓-0.3
9/1 22:10	9.1	↓-0.3
9/1 22:20	8.8	↓-0.3
9/1 22:30	8.7	↓-0.1
9/1 22:40	8.6	↓-0.1	干潮
9/1 22:50	8.6	0
9/1 23:00	8.6	0
9/1 23:10	8.8	↑0.2
9/1 23:20	9.0	↑0.2
9/1 23:30	9.2	↑0.2
9/1 23:40	9.5	↑0.3
9/1 23:50	9.9	↑0.4