12 (火)	03:44	08:50	14:18	21:44
	80cm	55cm	100cm	2cm
大潮 出 06:54 入 16:09 出 06:07 入 15:06

函館（北海道）2023年12月12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
12/12 00:00	38.4	↑3.1
12/12 00:10	41.4	↑3.0
12/12 00:20	44.5	↑3.1
12/12 00:30	47.5	↑3.0
12/12 00:40	50.5	↑3.0
12/12 00:50	53.4	↑2.9
12/12 01:00	56.2	↑2.8
12/12 01:10	58.9	↑2.7
12/12 01:20	61.5	↑2.6
12/12 01:30	63.9	↑2.4
12/12 01:40	66.2	↑2.3
12/12 01:50	68.3	↑2.1
12/12 02:00	70.2	↑1.9
12/12 02:10	71.9	↑1.7
12/12 02:20	73.5	↑1.6
12/12 02:30	74.8	↑1.3
12/12 02:40	75.9	↑1.1
12/12 02:50	76.9	↑1.0
12/12 03:00	77.7	↑0.8
12/12 03:10	78.3	↑0.6
12/12 03:20	78.7	↑0.4
12/12 03:30	79.0	↑0.3
12/12 03:40	79.1	↑0.1	満潮
12/12 03:50	79.1	0
12/12 04:00	78.9	↓-0.2
12/12 04:10	78.6	↓-0.3
12/12 04:20	78.2	↓-0.4
12/12 04:30	77.7	↓-0.5
12/12 04:40	77.1	↓-0.6
12/12 04:50	76.4	↓-0.7
12/12 05:00	75.5	↓-0.9
12/12 05:10	74.6	↓-0.9
12/12 05:20	73.7	↓-0.9
12/12 05:30	72.6	↓-1.1
12/12 05:40	71.5	↓-1.1
12/12 05:50	70.4	↓-1.1
12/12 06:00	69.2	↓-1.2
12/12 06:10	68.0	↓-1.2
12/12 06:20	66.8	↓-1.2
12/12 06:30	65.6	↓-1.2
12/12 06:40	64.3	↓-1.3
12/12 06:50	63.1	↓-1.2
12/12 07:00	62.0	↓-1.1
12/12 07:10	60.9	↓-1.1
12/12 07:20	59.8	↓-1.1
12/12 07:30	58.8	↓-1.0
12/12 07:40	57.9	↓-0.9
12/12 07:50	57.1	↓-0.8
12/12 08:00	56.4	↓-0.7
12/12 08:10	55.8	↓-0.6
12/12 08:20	55.3	↓-0.5
12/12 08:30	54.9	↓-0.4
12/12 08:40	54.7	↓-0.2	干潮
12/12 08:50	54.7	0	干潮
12/12 09:00	54.8	↑0.1
12/12 09:10	55.0	↑0.2
12/12 09:20	55.4	↑0.4
12/12 09:30	55.9	↑0.5
12/12 09:40	56.6	↑0.7
12/12 09:50	57.5	↑0.9
12/12 10:00	58.5	↑1.0
12/12 10:10	59.7	↑1.2
12/12 10:20	61.0	↑1.3
12/12 10:30	62.5	↑1.5
12/12 10:40	64.1	↑1.6
12/12 10:50	65.8	↑1.7
12/12 11:00	67.7	↑1.9
12/12 11:10	69.6	↑1.9
12/12 11:20	71.7	↑2.1
12/12 11:30	73.8	↑2.1
12/12 11:40	76.0	↑2.2
12/12 11:50	78.2	↑2.2
12/12 12:00	80.4	↑2.2
12/12 12:10	82.6	↑2.2
12/12 12:20	84.7	↑2.1
12/12 12:30	86.8	↑2.1
12/12 12:40	88.9	↑2.1
12/12 12:50	90.8	↑1.9
12/12 13:00	92.5	↑1.7
12/12 13:10	94.2	↑1.7
12/12 13:20	95.6	↑1.4
12/12 13:30	96.8	↑1.2
12/12 13:40	97.9	↑1.1
12/12 13:50	98.7	↑0.8
12/12 14:00	99.2	↑0.5
12/12 14:10	99.5	↑0.3	満潮
12/12 14:20	99.6	↑0.1
12/12 14:30	99.3	↓-0.3
12/12 14:40	98.9	↓-0.4
12/12 14:50	98.1	↓-0.8
12/12 15:00	97.2	↓-0.9
12/12 15:10	96.0	↓-1.2
12/12 15:20	94.5	↓-1.5
12/12 15:30	92.8	↓-1.7
12/12 15:40	91.0	↓-1.8
12/12 15:50	88.9	↓-2.1
12/12 16:00	86.7	↓-2.2
12/12 16:10	84.3	↓-2.4
12/12 16:20	81.7	↓-2.6
12/12 16:30	79.0	↓-2.7
12/12 16:40	76.2	↓-2.8
12/12 16:50	73.3	↓-2.9
12/12 17:00	70.3	↓-3.0
12/12 17:10	67.1	↓-3.2
12/12 17:20	64.0	↓-3.1
12/12 17:30	60.7	↓-3.3
12/12 17:40	57.4	↓-3.3
12/12 17:50	54.1	↓-3.3
12/12 18:00	50.8	↓-3.3
12/12 18:10	47.5	↓-3.3
12/12 18:20	44.1	↓-3.4	最大潮位差
12/12 18:30	40.8	↓-3.3
12/12 18:40	37.5	↓-3.3
12/12 18:50	34.3	↓-3.2
12/12 19:00	31.1	↓-3.2
12/12 19:10	28.1	↓-3.0
12/12 19:20	25.1	↓-3.0
12/12 19:30	22.3	↓-2.8
12/12 19:40	19.5	↓-2.8
12/12 19:50	16.9	↓-2.6
12/12 20:00	14.5	↓-2.4
12/12 20:10	12.3	↓-2.2
12/12 20:20	10.2	↓-2.1
12/12 20:30	8.4	↓-1.8
12/12 20:40	6.8	↓-1.6
12/12 20:50	5.3	↓-1.5
12/12 21:00	4.1	↓-1.2
12/12 21:10	3.2	↓-0.9
12/12 21:20	2.5	↓-0.7
12/12 21:30	2.0	↓-0.5
12/12 21:40	1.8	↓-0.2	干潮
12/12 21:50	1.9	↑0.1
12/12 22:00	2.1	↑0.2
12/12 22:10	2.7	↑0.6
12/12 22:20	3.5	↑0.8
12/12 22:30	4.6	↑1.1
12/12 22:40	5.8	↑1.2
12/12 22:50	7.4	↑1.6
12/12 23:00	9.1	↑1.7
12/12 23:10	11.1	↑2.0
12/12 23:20	13.3	↑2.2
12/12 23:30	15.7	↑2.4
12/12 23:40	18.3	↑2.6
12/12 23:50	21.1	↑2.8