5 (日)	04:39	09:42	15:17	22:43
	84cm	55cm	110cm	-2cm
大潮 出 06:48 入 16:09 出 07:47 入 16:47

函館（北海道）2021年12月5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
12/5 00:00	17.8	↑2.9
12/5 00:10	20.9	↑3.1
12/5 00:20	24.1	↑3.2
12/5 00:30	27.4	↑3.3
12/5 00:40	30.9	↑3.5
12/5 00:50	34.4	↑3.5
12/5 01:00	37.9	↑3.5
12/5 01:10	41.5	↑3.6
12/5 01:20	45.0	↑3.5
12/5 01:30	48.5	↑3.5
12/5 01:40	51.9	↑3.4
12/5 01:50	55.3	↑3.4
12/5 02:00	58.5	↑3.2
12/5 02:10	61.6	↑3.1
12/5 02:20	64.5	↑2.9
12/5 02:30	67.2	↑2.7
12/5 02:40	69.8	↑2.6
12/5 02:50	72.1	↑2.3
12/5 03:00	74.2	↑2.1
12/5 03:10	76.1	↑1.9
12/5 03:20	77.8	↑1.7
12/5 03:30	79.3	↑1.5
12/5 03:40	80.5	↑1.2
12/5 03:50	81.6	↑1.1
12/5 04:00	82.4	↑0.8
12/5 04:10	83.0	↑0.6
12/5 04:20	83.4	↑0.4
12/5 04:30	83.6	↑0.2	満潮
12/5 04:40	83.7	↑0.1
12/5 04:50	83.5	↓-0.2
12/5 05:00	83.3	↓-0.2
12/5 05:10	82.9	↓-0.4
12/5 05:20	82.3	↓-0.6
12/5 05:30	81.6	↓-0.7
12/5 05:40	80.8	↓-0.8
12/5 05:50	79.9	↓-0.9
12/5 06:00	78.8	↓-1.1
12/5 06:10	77.7	↓-1.1
12/5 06:20	76.5	↓-1.2
12/5 06:30	75.2	↓-1.3
12/5 06:40	73.8	↓-1.4
12/5 06:50	72.4	↓-1.4
12/5 07:00	71.0	↓-1.4
12/5 07:10	69.5	↓-1.5
12/5 07:20	68.0	↓-1.5
12/5 07:30	66.5	↓-1.5
12/5 07:40	65.0	↓-1.5
12/5 07:50	63.6	↓-1.4
12/5 08:00	62.2	↓-1.4
12/5 08:10	60.8	↓-1.4
12/5 08:20	59.6	↓-1.2
12/5 08:30	58.4	↓-1.2
12/5 08:40	57.4	↓-1.0
12/5 08:50	56.5	↓-0.9
12/5 09:00	55.7	↓-0.8
12/5 09:10	55.0	↓-0.7
12/5 09:20	54.6	↓-0.4
12/5 09:30	54.3	↓-0.3
12/5 09:40	54.2	↓-0.1	干潮
12/5 09:50	54.2	0
12/5 10:00	54.5	↑0.3
12/5 10:10	54.9	↑0.4
12/5 10:20	55.6	↑0.7
12/5 10:30	56.4	↑0.8
12/5 10:40	57.5	↑1.1
12/5 10:50	58.7	↑1.2
12/5 11:00	60.1	↑1.4
12/5 11:10	61.7	↑1.6
12/5 11:20	63.5	↑1.8
12/5 11:30	65.4	↑1.9
12/5 11:40	67.5	↑2.1
12/5 11:50	69.7	↑2.2
12/5 12:00	72.0	↑2.3
12/5 12:10	74.4	↑2.4
12/5 12:20	77.0	↑2.6
12/5 12:30	79.5	↑2.5
12/5 12:40	82.2	↑2.7
12/5 12:50	84.8	↑2.6
12/5 13:00	87.4	↑2.6
12/5 13:10	90.0	↑2.6
12/5 13:20	92.6	↑2.6
12/5 13:30	95.0	↑2.4
12/5 13:40	97.4	↑2.4
12/5 13:50	99.6	↑2.2
12/5 14:00	101.6	↑2.0
12/5 14:10	103.4	↑1.8
12/5 14:20	105.1	↑1.7
12/5 14:30	106.5	↑1.4
12/5 14:40	107.6	↑1.1
12/5 14:50	108.5	↑0.9
12/5 15:00	109.2	↑0.7
12/5 15:10	109.5	↑0.3	満潮
12/5 15:20	109.5	0
12/5 15:30	109.3	↓-0.2
12/5 15:40	108.7	↓-0.6
12/5 15:50	107.9	↓-0.8
12/5 16:00	106.8	↓-1.1
12/5 16:10	105.4	↓-1.4
12/5 16:20	103.8	↓-1.6
12/5 16:30	101.9	↓-1.9
12/5 16:40	99.8	↓-2.1
12/5 16:50	97.5	↓-2.3
12/5 17:00	94.9	↓-2.6
12/5 17:10	92.2	↓-2.7
12/5 17:20	89.3	↓-2.9
12/5 17:30	86.2	↓-3.1
12/5 17:40	83.0	↓-3.2
12/5 17:50	79.7	↓-3.3
12/5 18:00	76.2	↓-3.5
12/5 18:10	72.7	↓-3.5
12/5 18:20	69.0	↓-3.7
12/5 18:30	65.3	↓-3.7
12/5 18:40	61.5	↓-3.8
12/5 18:50	57.7	↓-3.8
12/5 19:00	53.9	↓-3.8
12/5 19:10	50.0	↓-3.9	最大潮位差
12/5 19:20	46.2	↓-3.8
12/5 19:30	42.3	↓-3.9	最大潮位差
12/5 19:40	38.5	↓-3.8
12/5 19:50	34.8	↓-3.7
12/5 20:00	31.1	↓-3.7
12/5 20:10	27.5	↓-3.6
12/5 20:20	24.1	↓-3.4
12/5 20:30	20.7	↓-3.4
12/5 20:40	17.6	↓-3.1
12/5 20:50	14.6	↓-3.0
12/5 21:00	11.8	↓-2.8
12/5 21:10	9.2	↓-2.6
12/5 21:20	6.8	↓-2.4
12/5 21:30	4.7	↓-2.1
12/5 21:40	2.8	↓-1.9
12/5 21:50	1.2	↓-1.6
12/5 22:00	-0.2	↓-1.4
12/5 22:10	-1.3	↓-1.1
12/5 22:20	-2.0	↓-0.7
12/5 22:30	-2.5	↓-0.5
12/5 22:40	-2.7	↓-0.2	干潮
12/5 22:50	-2.6	↑0.1
12/5 23:00	-2.2	↑0.4
12/5 23:10	-1.6	↑0.6
12/5 23:20	-0.6	↑1.0
12/5 23:30	0.6	↑1.2
12/5 23:40	2.1	↑1.5
12/5 23:50	3.9	↑1.8