11 (金)	01:48	08:38	14:47	20:59
	85cm	30cm	89cm	39cm
中潮 出 05:44 入 17:05 出 16:20 入 02:45

函館（北海道）2019年10月11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
10/11 00:00	75.6	↑1.6
10/11 00:10	77.1	↑1.5
10/11 00:20	78.4	↑1.3
10/11 00:30	79.7	↑1.3
10/11 00:40	80.8	↑1.1
10/11 00:50	81.7	↑0.9
10/11 01:00	82.5	↑0.8
10/11 01:10	83.2	↑0.7
10/11 01:20	83.7	↑0.5
10/11 01:30	84.0	↑0.3
10/11 01:40	84.2	↑0.2	満潮
10/11 01:50	84.2	0
10/11 02:00	84.1	↓-0.1
10/11 02:10	83.8	↓-0.3
10/11 02:20	83.4	↓-0.4
10/11 02:30	82.8	↓-0.6
10/11 02:40	82.1	↓-0.7
10/11 02:50	81.3	↓-0.8
10/11 03:00	80.3	↓-1.0
10/11 03:10	79.2	↓-1.1
10/11 03:20	78.0	↓-1.2
10/11 03:30	76.7	↓-1.3
10/11 03:40	75.2	↓-1.5
10/11 03:50	73.7	↓-1.5
10/11 04:00	72.0	↓-1.7
10/11 04:10	70.3	↓-1.7
10/11 04:20	68.5	↓-1.8
10/11 04:30	66.6	↓-1.9
10/11 04:40	64.6	↓-2.0
10/11 04:50	62.6	↓-2.0
10/11 05:00	60.6	↓-2.0
10/11 05:10	58.5	↓-2.1
10/11 05:20	56.4	↓-2.1
10/11 05:30	54.3	↓-2.1
10/11 05:40	52.2	↓-2.1
10/11 05:50	50.1	↓-2.1
10/11 06:00	48.1	↓-2.0
10/11 06:10	46.1	↓-2.0
10/11 06:20	44.2	↓-1.9
10/11 06:30	42.3	↓-1.9
10/11 06:40	40.5	↓-1.8
10/11 06:50	38.9	↓-1.6
10/11 07:00	37.3	↓-1.6
10/11 07:10	35.8	↓-1.5
10/11 07:20	34.4	↓-1.4
10/11 07:30	33.2	↓-1.2
10/11 07:40	32.1	↓-1.1
10/11 07:50	31.1	↓-1.0
10/11 08:00	30.3	↓-0.8
10/11 08:10	29.7	↓-0.6
10/11 08:20	29.3	↓-0.4
10/11 08:30	29.1	↓-0.2	干潮
10/11 08:40	29.0	↓-0.1
10/11 08:50	29.2	↑0.2
10/11 09:00	29.6	↑0.4
10/11 09:10	30.2	↑0.6
10/11 09:20	31.0	↑0.8
10/11 09:30	32.0	↑1.0
10/11 09:40	33.3	↑1.3
10/11 09:50	34.7	↑1.4
10/11 10:00	36.4	↑1.7
10/11 10:10	38.2	↑1.8
10/11 10:20	40.3	↑2.1
10/11 10:30	42.4	↑2.1
10/11 10:40	44.7	↑2.3
10/11 10:50	47.2	↑2.5
10/11 11:00	49.7	↑2.5
10/11 11:10	52.3	↑2.6
10/11 11:20	54.9	↑2.6
10/11 11:30	57.6	↑2.7	最大潮位差
10/11 11:40	60.2	↑2.6
10/11 11:50	62.8	↑2.6
10/11 12:00	65.4	↑2.6
10/11 12:10	67.9	↑2.5
10/11 12:20	70.3	↑2.4
10/11 12:30	72.6	↑2.3
10/11 12:40	74.7	↑2.1
10/11 12:50	76.8	↑2.1
10/11 13:00	78.6	↑1.8
10/11 13:10	80.4	↑1.8
10/11 13:20	81.9	↑1.5
10/11 13:30	83.3	↑1.4
10/11 13:40	84.5	↑1.2
10/11 13:50	85.6	↑1.1
10/11 14:00	86.4	↑0.8
10/11 14:10	87.1	↑0.7
10/11 14:20	87.7	↑0.6
10/11 14:30	88.0	↑0.3
10/11 14:40	88.2	↑0.2	満潮
10/11 14:50	88.2	0
10/11 15:00	88.1	↓-0.1
10/11 15:10	87.8	↓-0.3
10/11 15:20	87.3	↓-0.5
10/11 15:30	86.6	↓-0.7
10/11 15:40	85.8	↓-0.8
10/11 15:50	84.9	↓-0.9
10/11 16:00	83.8	↓-1.1
10/11 16:10	82.6	↓-1.2
10/11 16:20	81.2	↓-1.4
10/11 16:30	79.7	↓-1.5
10/11 16:40	78.1	↓-1.6
10/11 16:50	76.4	↓-1.7
10/11 17:00	74.6	↓-1.8
10/11 17:10	72.7	↓-1.9
10/11 17:20	70.8	↓-1.9
10/11 17:30	68.8	↓-2.0
10/11 17:40	66.7	↓-2.1
10/11 17:50	64.6	↓-2.1
10/11 18:00	62.5	↓-2.1
10/11 18:10	60.4	↓-2.1
10/11 18:20	58.3	↓-2.1
10/11 18:30	56.3	↓-2.0
10/11 18:40	54.3	↓-2.0
10/11 18:50	52.3	↓-2.0
10/11 19:00	50.5	↓-1.8
10/11 19:10	48.7	↓-1.8
10/11 19:20	47.0	↓-1.7
10/11 19:30	45.4	↓-1.6
10/11 19:40	44.0	↓-1.4
10/11 19:50	42.6	↓-1.4
10/11 20:00	41.5	↓-1.1
10/11 20:10	40.5	↓-1.0
10/11 20:20	39.6	↓-0.9
10/11 20:30	38.9	↓-0.7
10/11 20:40	38.5	↓-0.4
10/11 20:50	38.2	↓-0.3	干潮
10/11 21:00	38.1	↓-0.1
10/11 21:10	38.3	↑0.2
10/11 21:20	38.6	↑0.3
10/11 21:30	39.2	↑0.6
10/11 21:40	40.0	↑0.8
10/11 21:50	41.0	↑1.0
10/11 22:00	42.2	↑1.2
10/11 22:10	43.6	↑1.4
10/11 22:20	45.2	↑1.6
10/11 22:30	47.0	↑1.8
10/11 22:40	49.0	↑2.0
10/11 22:50	51.1	↑2.1
10/11 23:00	53.3	↑2.2
10/11 23:10	55.6	↑2.3
10/11 23:20	58.0	↑2.4
10/11 23:30	60.4	↑2.4
10/11 23:40	62.9	↑2.5
10/11 23:50	65.4	↑2.5