18 (火)	07:03	11:07	16:32	-
	32cm	27cm	35cm	-
中潮 出 03:52 入 19:19 出 21:15 入 06:27

留萌（北海道）2030年06月18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
6/18 00:00	1.1	↑0.2
6/18 00:10	1.3	↑0.2
6/18 00:20	1.6	↑0.3
6/18 00:30	2.0	↑0.4
6/18 00:40	2.4	↑0.4
6/18 00:50	2.9	↑0.5
6/18 01:00	3.5	↑0.6
6/18 01:10	4.1	↑0.6
6/18 01:20	4.9	↑0.8
6/18 01:30	5.7	↑0.8
6/18 01:40	6.5	↑0.8
6/18 01:50	7.4	↑0.9
6/18 02:00	8.4	↑1.0
6/18 02:10	9.4	↑1.0
6/18 02:20	10.5	↑1.1
6/18 02:30	11.6	↑1.1
6/18 02:40	12.7	↑1.1
6/18 02:50	13.9	↑1.2	最大潮位差
6/18 03:00	15.0	↑1.1
6/18 03:10	16.2	↑1.2	最大潮位差
6/18 03:20	17.4	↑1.2	最大潮位差
6/18 03:30	18.5	↑1.1
6/18 03:40	19.6	↑1.1
6/18 03:50	20.7	↑1.1
6/18 04:00	21.8	↑1.1
6/18 04:10	22.8	↑1.0
6/18 04:20	23.8	↑1.0
6/18 04:30	24.7	↑0.9
6/18 04:40	25.6	↑0.9
6/18 04:50	26.4	↑0.8
6/18 05:00	27.1	↑0.7
6/18 05:10	27.8	↑0.7
6/18 05:20	28.4	↑0.6
6/18 05:30	29.0	↑0.6
6/18 05:40	29.5	↑0.5
6/18 05:50	29.9	↑0.4
6/18 06:00	30.2	↑0.3
6/18 06:10	30.5	↑0.3
6/18 06:20	30.8	↑0.3
6/18 06:30	31.0	↑0.2
6/18 06:40	31.1	↑0.1
6/18 06:50	31.2	↑0.1
6/18 07:00	31.2	0	満潮
6/18 07:10	31.2	0
6/18 07:20	31.1	↓-0.1
6/18 07:30	31.0	↓-0.1
6/18 07:40	30.9	↓-0.1
6/18 07:50	30.7	↓-0.2
6/18 08:00	30.5	↓-0.2
6/18 08:10	30.3	↓-0.2
6/18 08:20	30.1	↓-0.2
6/18 08:30	29.8	↓-0.3
6/18 08:40	29.5	↓-0.3
6/18 08:50	29.2	↓-0.3
6/18 09:00	28.9	↓-0.3
6/18 09:10	28.7	↓-0.2
6/18 09:20	28.4	↓-0.3
6/18 09:30	28.1	↓-0.3
6/18 09:40	27.9	↓-0.2
6/18 09:50	27.6	↓-0.3
6/18 10:00	27.4	↓-0.2
6/18 10:10	27.2	↓-0.2
6/18 10:20	27.1	↓-0.1
6/18 10:30	27.0	↓-0.1
6/18 10:40	26.9	↓-0.1
6/18 10:50	26.8	↓-0.1
6/18 11:00	26.8	0	干潮
6/18 11:10	26.8	0
6/18 11:20	26.8	0
6/18 11:30	26.9	↑0.1
6/18 11:40	26.9	0
6/18 11:50	27.0	↑0.1
6/18 12:00	27.2	↑0.2
6/18 12:10	27.3	↑0.1
6/18 12:20	27.5	↑0.2
6/18 12:30	27.7	↑0.2
6/18 12:40	27.9	↑0.2
6/18 12:50	28.1	↑0.2
6/18 13:00	28.4	↑0.3
6/18 13:10	28.6	↑0.2
6/18 13:20	28.9	↑0.3
6/18 13:30	29.2	↑0.3
6/18 13:40	29.5	↑0.3
6/18 13:50	29.8	↑0.3
6/18 14:00	30.2	↑0.4
6/18 14:10	30.5	↑0.3
6/18 14:20	30.9	↑0.4
6/18 14:30	31.2	↑0.3
6/18 14:40	31.6	↑0.4
6/18 14:50	32.0	↑0.4
6/18 15:00	32.3	↑0.3
6/18 15:10	32.6	↑0.3
6/18 15:20	33.0	↑0.4
6/18 15:30	33.2	↑0.2
6/18 15:40	33.5	↑0.3
6/18 15:50	33.7	↑0.2
6/18 16:00	33.9	↑0.2
6/18 16:10	34.1	↑0.2
6/18 16:20	34.1	0
6/18 16:30	34.2	↑0.1	満潮
6/18 16:40	34.2	0
6/18 16:50	34.1	↓-0.1
6/18 17:00	33.9	↓-0.2
6/18 17:10	33.7	↓-0.2
6/18 17:20	33.4	↓-0.3
6/18 17:30	33.1	↓-0.3
6/18 17:40	32.7	↓-0.4
6/18 17:50	32.2	↓-0.5
6/18 18:00	31.7	↓-0.5
6/18 18:10	31.2	↓-0.5
6/18 18:20	30.5	↓-0.7
6/18 18:30	29.9	↓-0.6
6/18 18:40	29.1	↓-0.8
6/18 18:50	28.4	↓-0.7
6/18 19:00	27.6	↓-0.8
6/18 19:10	26.7	↓-0.9
6/18 19:20	25.8	↓-0.9
6/18 19:30	24.9	↓-0.9
6/18 19:40	23.9	↓-1.0
6/18 19:50	22.9	↓-1.0
6/18 20:00	21.9	↓-1.0
6/18 20:10	20.9	↓-1.0
6/18 20:20	19.9	↓-1.0
6/18 20:30	18.8	↓-1.1
6/18 20:40	17.7	↓-1.1
6/18 20:50	16.7	↓-1.0
6/18 21:00	15.6	↓-1.1
6/18 21:10	14.5	↓-1.1
6/18 21:20	13.5	↓-1.0
6/18 21:30	12.5	↓-1.0
6/18 21:40	11.5	↓-1.0
6/18 21:50	10.5	↓-1.0
6/18 22:00	9.6	↓-0.9
6/18 22:10	8.7	↓-0.9
6/18 22:20	7.8	↓-0.9
6/18 22:30	7.1	↓-0.7
6/18 22:40	6.3	↓-0.8
6/18 22:50	5.7	↓-0.6
6/18 23:00	5.0	↓-0.7
6/18 23:10	4.5	↓-0.5
6/18 23:20	4.0	↓-0.5
6/18 23:30	3.6	↓-0.4
6/18 23:40	3.3	↓-0.3
6/18 23:50	3.0	↓-0.3