22 (日)	00:10	05:39	11:57	19:27
	65cm	44cm	85cm	24cm
若潮 出 07:01 入 16:12 出 02:16 入 13:31

函館（北海道）2019年12月22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
12/22 00:00	64.6	↑0.1	満潮
12/22 00:10	64.7	↑0.1	満潮
12/22 00:20	64.6	↓-0.1
12/22 00:30	64.5	↓-0.1
12/22 00:40	64.2	↓-0.3
12/22 00:50	63.8	↓-0.4
12/22 01:00	63.4	↓-0.4
12/22 01:10	62.8	↓-0.6
12/22 01:20	62.2	↓-0.6
12/22 01:30	61.6	↓-0.6
12/22 01:40	60.8	↓-0.8
12/22 01:50	60.0	↓-0.8
12/22 02:00	59.1	↓-0.9
12/22 02:10	58.2	↓-0.9
12/22 02:20	57.3	↓-0.9
12/22 02:30	56.3	↓-1.0
12/22 02:40	55.3	↓-1.0
12/22 02:50	54.3	↓-1.0
12/22 03:00	53.3	↓-1.0
12/22 03:10	52.3	↓-1.0
12/22 03:20	51.3	↓-1.0
12/22 03:30	50.3	↓-1.0
12/22 03:40	49.4	↓-0.9
12/22 03:50	48.5	↓-0.9
12/22 04:00	47.7	↓-0.8
12/22 04:10	47.0	↓-0.7
12/22 04:20	46.3	↓-0.7
12/22 04:30	45.7	↓-0.6
12/22 04:40	45.2	↓-0.5
12/22 04:50	44.7	↓-0.5
12/22 05:00	44.3	↓-0.4
12/22 05:10	44.1	↓-0.2
12/22 05:20	43.9	↓-0.2
12/22 05:30	43.7	↓-0.2	干潮
12/22 05:40	43.7	0
12/22 05:50	43.8	↑0.1
12/22 06:00	43.9	↑0.1
12/22 06:10	44.2	↑0.3
12/22 06:20	44.5	↑0.3
12/22 06:30	44.9	↑0.4
12/22 06:40	45.4	↑0.5
12/22 06:50	46.0	↑0.6
12/22 07:00	46.7	↑0.7
12/22 07:10	47.6	↑0.9
12/22 07:20	48.5	↑0.9
12/22 07:30	49.5	↑1.0
12/22 07:40	50.6	↑1.1
12/22 07:50	51.8	↑1.2
12/22 08:00	53.1	↑1.3
12/22 08:10	54.6	↑1.5
12/22 08:20	56.1	↑1.5
12/22 08:30	57.7	↑1.6
12/22 08:40	59.3	↑1.6
12/22 08:50	61.1	↑1.8
12/22 09:00	62.8	↑1.7
12/22 09:10	64.7	↑1.9
12/22 09:20	66.5	↑1.8
12/22 09:30	68.3	↑1.8
12/22 09:40	70.1	↑1.8
12/22 09:50	71.9	↑1.8
12/22 10:00	73.7	↑1.8
12/22 10:10	75.3	↑1.6
12/22 10:20	76.9	↑1.6
12/22 10:30	78.3	↑1.4
12/22 10:40	79.6	↑1.3
12/22 10:50	80.8	↑1.2
12/22 11:00	81.8	↑1.0
12/22 11:10	82.7	↑0.9
12/22 11:20	83.4	↑0.7
12/22 11:30	84.0	↑0.6
12/22 11:40	84.4	↑0.4
12/22 11:50	84.5	↑0.1	満潮
12/22 12:00	84.6	↑0.1
12/22 12:10	84.4	↓-0.2
12/22 12:20	84.1	↓-0.3
12/22 12:30	83.6	↓-0.5
12/22 12:40	83.0	↓-0.6
12/22 12:50	82.2	↓-0.8
12/22 13:00	81.2	↓-1.0
12/22 13:10	80.2	↓-1.0
12/22 13:20	78.9	↓-1.3
12/22 13:30	77.6	↓-1.3
12/22 13:40	76.1	↓-1.5
12/22 13:50	74.6	↓-1.5
12/22 14:00	72.9	↓-1.7
12/22 14:10	71.1	↓-1.8
12/22 14:20	69.3	↓-1.8
12/22 14:30	67.4	↓-1.9
12/22 14:40	65.4	↓-2.0
12/22 14:50	63.3	↓-2.1
12/22 15:00	61.2	↓-2.1
12/22 15:10	59.1	↓-2.1
12/22 15:20	57.0	↓-2.1
12/22 15:30	54.8	↓-2.2	最大潮位差
12/22 15:40	52.7	↓-2.1
12/22 15:50	50.5	↓-2.2	最大潮位差
12/22 16:00	48.4	↓-2.1
12/22 16:10	46.4	↓-2.0
12/22 16:20	44.3	↓-2.1
12/22 16:30	42.3	↓-2.0
12/22 16:40	40.4	↓-1.9
12/22 16:50	38.6	↓-1.8
12/22 17:00	36.8	↓-1.8
12/22 17:10	35.1	↓-1.7
12/22 17:20	33.6	↓-1.5
12/22 17:30	32.1	↓-1.5
12/22 17:40	30.7	↓-1.4
12/22 17:50	29.4	↓-1.3
12/22 18:00	28.2	↓-1.2
12/22 18:10	27.1	↓-1.1
12/22 18:20	26.2	↓-0.9
12/22 18:30	25.3	↓-0.9
12/22 18:40	24.6	↓-0.7
12/22 18:50	24.0	↓-0.6
12/22 19:00	23.6	↓-0.4
12/22 19:10	23.2	↓-0.4
12/22 19:20	23.1	↓-0.1	干潮
12/22 19:30	23.1	0
12/22 19:40	23.2	↑0.1
12/22 19:50	23.5	↑0.3
12/22 20:00	23.9	↑0.4
12/22 20:10	24.5	↑0.6
12/22 20:20	25.3	↑0.8
12/22 20:30	26.3	↑1.0
12/22 20:40	27.4	↑1.1
12/22 20:50	28.6	↑1.2
12/22 21:00	30.0	↑1.4
12/22 21:10	31.6	↑1.6
12/22 21:20	33.2	↑1.6
12/22 21:30	35.0	↑1.8
12/22 21:40	36.9	↑1.9
12/22 21:50	38.8	↑1.9
12/22 22:00	40.8	↑2.0
12/22 22:10	42.9	↑2.1
12/22 22:20	45.0	↑2.1
12/22 22:30	47.0	↑2.0
12/22 22:40	49.0	↑2.0
12/22 22:50	51.0	↑2.0
12/22 23:00	53.0	↑2.0
12/22 23:10	54.8	↑1.8
12/22 23:20	56.6	↑1.8
12/22 23:30	58.3	↑1.7
12/22 23:40	59.9	↑1.6
12/22 23:50	61.3	↑1.4