9 (月)	08:41	02:27	-	16:16
	66cm	51cm	-	25cm
小潮 出 05:09 入 18:12 出 01:24 入 11:13

函館（北海道）2018年04月9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
4/9 00:00	54.3	↓-0.3
4/9 00:10	53.9	↓-0.4
4/9 00:20	53.6	↓-0.3
4/9 00:30	53.2	↓-0.4
4/9 00:40	52.8	↓-0.4
4/9 00:50	52.4	↓-0.4
4/9 01:00	52.1	↓-0.3
4/9 01:10	51.7	↓-0.4
4/9 01:20	51.4	↓-0.3
4/9 01:30	51.1	↓-0.3
4/9 01:40	50.8	↓-0.3
4/9 01:50	50.6	↓-0.2
4/9 02:00	50.4	↓-0.2
4/9 02:10	50.2	↓-0.2
4/9 02:20	50.2	0	干潮
4/9 02:30	50.2	0
4/9 02:40	50.2	0
4/9 02:50	50.4	↑0.2
4/9 03:00	50.6	↑0.2
4/9 03:10	50.8	↑0.2
4/9 03:20	51.1	↑0.3
4/9 03:30	51.5	↑0.4
4/9 03:40	51.9	↑0.4
4/9 03:50	52.4	↑0.5
4/9 04:00	52.9	↑0.5
4/9 04:10	53.4	↑0.5
4/9 04:20	54.0	↑0.6
4/9 04:30	54.6	↑0.6
4/9 04:40	55.2	↑0.6
4/9 04:50	55.7	↑0.5
4/9 05:00	56.3	↑0.6
4/9 05:10	56.9	↑0.6
4/9 05:20	57.5	↑0.6
4/9 05:30	58.1	↑0.6
4/9 05:40	58.6	↑0.5
4/9 05:50	59.2	↑0.6
4/9 06:00	59.7	↑0.5
4/9 06:10	60.3	↑0.6
4/9 06:20	60.8	↑0.5
4/9 06:30	61.3	↑0.5
4/9 06:40	61.8	↑0.5
4/9 06:50	62.3	↑0.5
4/9 07:00	62.8	↑0.5
4/9 07:10	63.3	↑0.5
4/9 07:20	63.7	↑0.4
4/9 07:30	64.1	↑0.4
4/9 07:40	64.5	↑0.4
4/9 07:50	64.9	↑0.4
4/9 08:00	65.2	↑0.3
4/9 08:10	65.4	↑0.2
4/9 08:20	65.6	↑0.2
4/9 08:30	65.8	↑0.2
4/9 08:40	65.8	0	満潮
4/9 08:50	65.8	0
4/9 09:00	65.6	↓-0.2
4/9 09:10	65.4	↓-0.2
4/9 09:20	65.1	↓-0.3
4/9 09:30	64.7	↓-0.4
4/9 09:40	64.1	↓-0.6
4/9 09:50	63.5	↓-0.6
4/9 10:00	62.8	↓-0.7
4/9 10:10	62.0	↓-0.8
4/9 10:20	61.1	↓-0.9
4/9 10:30	60.2	↓-0.9
4/9 10:40	59.1	↓-1.1
4/9 10:50	58.0	↓-1.1
4/9 11:00	56.9	↓-1.1
4/9 11:10	55.7	↓-1.2
4/9 11:20	54.4	↓-1.3
4/9 11:30	53.1	↓-1.3
4/9 11:40	51.7	↓-1.4
4/9 11:50	50.4	↓-1.3
4/9 12:00	49.0	↓-1.4
4/9 12:10	47.5	↓-1.5	最大潮位差
4/9 12:20	46.1	↓-1.4
4/9 12:30	44.7	↓-1.4
4/9 12:40	43.2	↓-1.5	最大潮位差
4/9 12:50	41.8	↓-1.4
4/9 13:00	40.4	↓-1.4
4/9 13:10	39.0	↓-1.4
4/9 13:20	37.6	↓-1.4
4/9 13:30	36.3	↓-1.3
4/9 13:40	35.0	↓-1.3
4/9 13:50	33.7	↓-1.3
4/9 14:00	32.6	↓-1.1
4/9 14:10	31.4	↓-1.2
4/9 14:20	30.4	↓-1.0
4/9 14:30	29.4	↓-1.0
4/9 14:40	28.6	↓-0.8
4/9 14:50	27.8	↓-0.8
4/9 15:00	27.1	↓-0.7
4/9 15:10	26.5	↓-0.6
4/9 15:20	26.0	↓-0.5
4/9 15:30	25.6	↓-0.4
4/9 15:40	25.2	↓-0.4
4/9 15:50	25.0	↓-0.2
4/9 16:00	24.9	↓-0.1
4/9 16:10	24.8	↓-0.1	干潮
4/9 16:20	24.8	0
4/9 16:30	24.8	0
4/9 16:40	25.0	↑0.2
4/9 16:50	25.1	↑0.1
4/9 17:00	25.4	↑0.3
4/9 17:10	25.7	↑0.3
4/9 17:20	26.0	↑0.3
4/9 17:30	26.4	↑0.4
4/9 17:40	26.8	↑0.4
4/9 17:50	27.2	↑0.4
4/9 18:00	27.7	↑0.5
4/9 18:10	28.3	↑0.6
4/9 18:20	28.9	↑0.6
4/9 18:30	29.5	↑0.6
4/9 18:40	30.2	↑0.7
4/9 18:50	31.0	↑0.8
4/9 19:00	31.8	↑0.8
4/9 19:10	32.7	↑0.9
4/9 19:20	33.6	↑0.9
4/9 19:30	34.6	↑1.0
4/9 19:40	35.6	↑1.0
4/9 19:50	36.7	↑1.1
4/9 20:00	37.8	↑1.1
4/9 20:10	39.0	↑1.2
4/9 20:20	40.1	↑1.1
4/9 20:30	41.3	↑1.2
4/9 20:40	42.5	↑1.2
4/9 20:50	43.7	↑1.2
4/9 21:00	44.9	↑1.2
4/9 21:10	46.0	↑1.1
4/9 21:20	47.1	↑1.1
4/9 21:30	48.2	↑1.1
4/9 21:40	49.2	↑1.0
4/9 21:50	50.1	↑0.9
4/9 22:00	51.0	↑0.9
4/9 22:10	51.9	↑0.9
4/9 22:20	52.6	↑0.7
4/9 22:30	53.3	↑0.7
4/9 22:40	54.0	↑0.7
4/9 22:50	54.5	↑0.5
4/9 23:00	55.0	↑0.5
4/9 23:10	55.4	↑0.4
4/9 23:20	55.8	↑0.4
4/9 23:30	56.1	↑0.3
4/9 23:40	56.3	↑0.2
4/9 23:50	56.5	↑0.2