9 (火)	03:08	06:02	11:31	19:57
	63cm	62cm	77cm	13cm
若潮 出 06:00 入 17:38 出 03:50 入 12:59

函館（北海道）2021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	53.5	↑1.0
3/9 00:10	54.5	↑1.0
3/9 00:20	55.4	↑0.9
3/9 00:30	56.3	↑0.9
3/9 00:40	57.1	↑0.8
3/9 00:50	57.8	↑0.7
3/9 01:00	58.5	↑0.7
3/9 01:10	59.1	↑0.6
3/9 01:20	59.6	↑0.5
3/9 01:30	60.1	↑0.5
3/9 01:40	60.5	↑0.4
3/9 01:50	60.9	↑0.4
3/9 02:00	61.2	↑0.3
3/9 02:10	61.5	↑0.3
3/9 02:20	61.7	↑0.2
3/9 02:30	61.8	↑0.1
3/9 02:40	61.9	↑0.1
3/9 02:50	62.0	↑0.1
3/9 03:00	62.0	0	満潮
3/9 03:10	62.0	0
3/9 03:20	62.0	0
3/9 03:30	62.0	0
3/9 03:40	61.9	↓-0.1
3/9 03:50	61.9	0
3/9 04:00	61.8	↓-0.1
3/9 04:10	61.7	↓-0.1
3/9 04:20	61.6	↓-0.1
3/9 04:30	61.6	0
3/9 04:40	61.5	↓-0.1
3/9 04:50	61.4	↓-0.1
3/9 05:00	61.4	0
3/9 05:10	61.3	↓-0.1
3/9 05:20	61.3	0
3/9 05:30	61.2	↓-0.1
3/9 05:40	61.2	0
3/9 05:50	61.2	0
3/9 06:00	61.2	0	干潮
3/9 06:10	61.2	0
3/9 06:20	61.2	0
3/9 06:30	61.2	0
3/9 06:40	61.3	↑0.1
3/9 06:50	61.4	↑0.1
3/9 07:00	61.5	↑0.1
3/9 07:10	61.7	↑0.2
3/9 07:20	61.9	↑0.2
3/9 07:30	62.2	↑0.3
3/9 07:40	62.5	↑0.3
3/9 07:50	62.9	↑0.4
3/9 08:00	63.4	↑0.5
3/9 08:10	63.9	↑0.5
3/9 08:20	64.5	↑0.6
3/9 08:30	65.2	↑0.7
3/9 08:40	65.9	↑0.7
3/9 08:50	66.7	↑0.8
3/9 09:00	67.5	↑0.8
3/9 09:10	68.3	↑0.8
3/9 09:20	69.2	↑0.9
3/9 09:30	70.1	↑0.9
3/9 09:40	71.0	↑0.9
3/9 09:50	71.9	↑0.9
3/9 10:00	72.7	↑0.8
3/9 10:10	73.5	↑0.8
3/9 10:20	74.3	↑0.8
3/9 10:30	75.0	↑0.7
3/9 10:40	75.6	↑0.6
3/9 10:50	76.1	↑0.5
3/9 11:00	76.5	↑0.4
3/9 11:10	76.8	↑0.3
3/9 11:20	76.9	↑0.1
3/9 11:30	77.0	↑0.1	満潮
3/9 11:40	76.9	↓-0.1
3/9 11:50	76.7	↓-0.2
3/9 12:00	76.4	↓-0.3
3/9 12:10	76.0	↓-0.4
3/9 12:20	75.5	↓-0.5
3/9 12:30	74.8	↓-0.7
3/9 12:40	74.0	↓-0.8
3/9 12:50	73.1	↓-0.9
3/9 13:00	72.1	↓-1.0
3/9 13:10	71.1	↓-1.0
3/9 13:20	69.9	↓-1.2
3/9 13:30	68.6	↓-1.3
3/9 13:40	67.2	↓-1.4
3/9 13:50	65.8	↓-1.4
3/9 14:00	64.3	↓-1.5
3/9 14:10	62.7	↓-1.6
3/9 14:20	61.0	↓-1.7
3/9 14:30	59.3	↓-1.7
3/9 14:40	57.5	↓-1.8
3/9 14:50	55.7	↓-1.8
3/9 15:00	53.8	↓-1.9
3/9 15:10	51.9	↓-1.9
3/9 15:20	49.9	↓-2.0
3/9 15:30	48.0	↓-1.9
3/9 15:40	46.0	↓-2.0
3/9 15:50	44.0	↓-2.0
3/9 16:00	42.1	↓-1.9
3/9 16:10	40.1	↓-2.0
3/9 16:20	38.1	↓-2.0
3/9 16:30	36.2	↓-1.9
3/9 16:40	34.3	↓-1.9
3/9 16:50	32.5	↓-1.8
3/9 17:00	30.7	↓-1.8
3/9 17:10	28.9	↓-1.8
3/9 17:20	27.3	↓-1.6
3/9 17:30	25.6	↓-1.7
3/9 17:40	24.0	↓-1.6
3/9 17:50	22.5	↓-1.5
3/9 18:00	21.1	↓-1.4
3/9 18:10	19.8	↓-1.3
3/9 18:20	18.5	↓-1.3
3/9 18:30	17.3	↓-1.2
3/9 18:40	16.3	↓-1.0
3/9 18:50	15.3	↓-1.0
3/9 19:00	14.4	↓-0.9
3/9 19:10	13.7	↓-0.7
3/9 19:20	13.1	↓-0.6
3/9 19:30	12.6	↓-0.5
3/9 19:40	12.3	↓-0.3
3/9 19:50	12.1	↓-0.2	干潮
3/9 20:00	12.1	0
3/9 20:10	12.2	↑0.1
3/9 20:20	12.6	↑0.4
3/9 20:30	13.1	↑0.5
3/9 20:40	13.7	↑0.6
3/9 20:50	14.6	↑0.9
3/9 21:00	15.6	↑1.0
3/9 21:10	16.8	↑1.2
3/9 21:20	18.1	↑1.3
3/9 21:30	19.6	↑1.5
3/9 21:40	21.3	↑1.7
3/9 21:50	23.0	↑1.7
3/9 22:00	24.9	↑1.9
3/9 22:10	26.8	↑1.9
3/9 22:20	28.8	↑2.0
3/9 22:30	30.9	↑2.1
3/9 22:40	33.0	↑2.1
3/9 22:50	35.2	↑2.2	最大潮位差
3/9 23:00	37.3	↑2.1
3/9 23:10	39.4	↑2.1
3/9 23:20	41.5	↑2.1
3/9 23:30	43.6	↑2.1
3/9 23:40	45.6	↑2.0
3/9 23:50	47.5	↑1.9