9 (金)	07:45	01:31	21:23	14:42
	80cm	39cm	58cm	24cm
小潮 出 06:01 入 17:38 出 00:09 入 10:15

函館（北海道）2018年03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
3/9 00:00	43.7	↓-1.1
3/9 00:10	42.7	↓-1.0
3/9 00:20	41.7	↓-1.0
3/9 00:30	40.9	↓-0.8
3/9 00:40	40.2	↓-0.7
3/9 00:50	39.5	↓-0.7
3/9 01:00	39.0	↓-0.5
3/9 01:10	38.7	↓-0.3
3/9 01:20	38.4	↓-0.3
3/9 01:30	38.4	0	干潮
3/9 01:40	38.4	0
3/9 01:50	38.6	↑0.2
3/9 02:00	39.0	↑0.4
3/9 02:10	39.6	↑0.6
3/9 02:20	40.2	↑0.6
3/9 02:30	41.0	↑0.8
3/9 02:40	42.0	↑1.0
3/9 02:50	43.1	↑1.1
3/9 03:00	44.2	↑1.1
3/9 03:10	45.5	↑1.3
3/9 03:20	46.9	↑1.4
3/9 03:30	48.3	↑1.4
3/9 03:40	49.8	↑1.5
3/9 03:50	51.4	↑1.6
3/9 04:00	53.0	↑1.6
3/9 04:10	54.6	↑1.6
3/9 04:20	56.3	↑1.7
3/9 04:30	57.9	↑1.6
3/9 04:40	59.6	↑1.7
3/9 04:50	61.3	↑1.7
3/9 05:00	62.9	↑1.6
3/9 05:10	64.5	↑1.6
3/9 05:20	66.1	↑1.6
3/9 05:30	67.7	↑1.6
3/9 05:40	69.2	↑1.5
3/9 05:50	70.6	↑1.4
3/9 06:00	72.0	↑1.4
3/9 06:10	73.3	↑1.3
3/9 06:20	74.5	↑1.2
3/9 06:30	75.6	↑1.1
3/9 06:40	76.6	↑1.0
3/9 06:50	77.4	↑0.8
3/9 07:00	78.2	↑0.8
3/9 07:10	78.8	↑0.6
3/9 07:20	79.2	↑0.4
3/9 07:30	79.5	↑0.3
3/9 07:40	79.7	↑0.2	満潮
3/9 07:50	79.7	0
3/9 08:00	79.5	↓-0.2
3/9 08:10	79.2	↓-0.3
3/9 08:20	78.7	↓-0.5
3/9 08:30	78.0	↓-0.7
3/9 08:40	77.2	↓-0.8
3/9 08:50	76.3	↓-0.9
3/9 09:00	75.2	↓-1.1
3/9 09:10	73.9	↓-1.3
3/9 09:20	72.6	↓-1.3
3/9 09:30	71.1	↓-1.5
3/9 09:40	69.6	↓-1.5
3/9 09:50	67.9	↓-1.7
3/9 10:00	66.2	↓-1.7
3/9 10:10	64.3	↓-1.9
3/9 10:20	62.5	↓-1.8
3/9 10:30	60.5	↓-2.0
3/9 10:40	58.5	↓-2.0
3/9 10:50	56.5	↓-2.0
3/9 11:00	54.4	↓-2.1	最大潮位差
3/9 11:10	52.3	↓-2.1	最大潮位差
3/9 11:20	50.2	↓-2.1	最大潮位差
3/9 11:30	48.1	↓-2.1	最大潮位差
3/9 11:40	46.0	↓-2.1	最大潮位差
3/9 11:50	44.0	↓-2.0
3/9 12:00	41.9	↓-2.1	最大潮位差
3/9 12:10	39.9	↓-2.0
3/9 12:20	38.0	↓-1.9
3/9 12:30	36.1	↓-1.9
3/9 12:40	34.4	↓-1.7
3/9 12:50	32.7	↓-1.7
3/9 13:00	31.1	↓-1.6
3/9 13:10	29.7	↓-1.4
3/9 13:20	28.4	↓-1.3
3/9 13:30	27.2	↓-1.2
3/9 13:40	26.2	↓-1.0
3/9 13:50	25.3	↓-0.9
3/9 14:00	24.6	↓-0.7
3/9 14:10	24.0	↓-0.6
3/9 14:20	23.6	↓-0.4
3/9 14:30	23.4	↓-0.2
3/9 14:40	23.3	↓-0.1	干潮
3/9 14:50	23.3	0
3/9 15:00	23.5	↑0.2
3/9 15:10	23.9	↑0.4
3/9 15:20	24.3	↑0.4
3/9 15:30	24.9	↑0.6
3/9 15:40	25.5	↑0.6
3/9 15:50	26.3	↑0.8
3/9 16:00	27.1	↑0.8
3/9 16:10	28.0	↑0.9
3/9 16:20	29.0	↑1.0
3/9 16:30	30.0	↑1.0
3/9 16:40	31.1	↑1.1
3/9 16:50	32.2	↑1.1
3/9 17:00	33.3	↑1.1
3/9 17:10	34.5	↑1.2
3/9 17:20	35.7	↑1.2
3/9 17:30	37.0	↑1.3
3/9 17:40	38.2	↑1.2
3/9 17:50	39.5	↑1.3
3/9 18:00	40.8	↑1.3
3/9 18:10	42.1	↑1.3
3/9 18:20	43.3	↑1.2
3/9 18:30	44.6	↑1.3
3/9 18:40	45.9	↑1.3
3/9 18:50	47.1	↑1.2
3/9 19:00	48.3	↑1.2
3/9 19:10	49.4	↑1.1
3/9 19:20	50.5	↑1.1
3/9 19:30	51.5	↑1.0
3/9 19:40	52.5	↑1.0
3/9 19:50	53.3	↑0.8
3/9 20:00	54.1	↑0.8
3/9 20:10	54.8	↑0.7
3/9 20:20	55.5	↑0.7
3/9 20:30	56.0	↑0.5
3/9 20:40	56.4	↑0.4
3/9 20:50	56.7	↑0.3
3/9 21:00	57.0	↑0.3
3/9 21:10	57.1	↑0.1
3/9 21:20	57.2	↑0.1	満潮
3/9 21:30	57.1	↓-0.1
3/9 21:40	57.0	↓-0.1
3/9 21:50	56.9	↓-0.1
3/9 22:00	56.6	↓-0.3
3/9 22:10	56.3	↓-0.3
3/9 22:20	55.9	↓-0.4
3/9 22:30	55.5	↓-0.4
3/9 22:40	55.0	↓-0.5
3/9 22:50	54.5	↓-0.5
3/9 23:00	53.9	↓-0.6
3/9 23:10	53.3	↓-0.6
3/9 23:20	52.7	↓-0.6
3/9 23:30	52.1	↓-0.6
3/9 23:40	51.4	↓-0.7
3/9 23:50	50.8	↓-0.6