13 (月)	11:18	04:19	23:56	18:21
	79cm	39cm	65cm	38cm
長潮 出 06:55 入 16:09 出 13:06 入 00:52

函館（北海道）2021年12月13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
12/13 00:00	60.6	↓-0.9
12/13 00:10	59.6	↓-1.0
12/13 00:20	58.6	↓-1.0
12/13 00:30	57.5	↓-1.1
12/13 00:40	56.4	↓-1.1
12/13 00:50	55.3	↓-1.1
12/13 01:00	54.1	↓-1.2
12/13 01:10	52.9	↓-1.2
12/13 01:20	51.7	↓-1.2
12/13 01:30	50.5	↓-1.2
12/13 01:40	49.3	↓-1.2
12/13 01:50	48.1	↓-1.2
12/13 02:00	47.0	↓-1.1
12/13 02:10	45.9	↓-1.1
12/13 02:20	44.8	↓-1.1
12/13 02:30	43.9	↓-0.9
12/13 02:40	42.9	↓-1.0
12/13 02:50	42.1	↓-0.8
12/13 03:00	41.4	↓-0.7
12/13 03:10	40.7	↓-0.7
12/13 03:20	40.1	↓-0.6
12/13 03:30	39.6	↓-0.5
12/13 03:40	39.3	↓-0.3
12/13 03:50	39.0	↓-0.3
12/13 04:00	38.8	↓-0.2
12/13 04:10	38.6	↓-0.2	干潮
12/13 04:20	38.6	0
12/13 04:30	38.7	↑0.1
12/13 04:40	38.8	↑0.1
12/13 04:50	39.1	↑0.3
12/13 05:00	39.4	↑0.3
12/13 05:10	39.7	↑0.3
12/13 05:20	40.2	↑0.5
12/13 05:30	40.7	↑0.5
12/13 05:40	41.3	↑0.6
12/13 05:50	42.0	↑0.7
12/13 06:00	42.8	↑0.8
12/13 06:10	43.6	↑0.8
12/13 06:20	44.5	↑0.9
12/13 06:30	45.5	↑1.0
12/13 06:40	46.6	↑1.1
12/13 06:50	47.7	↑1.1
12/13 07:00	49.0	↑1.3
12/13 07:10	50.3	↑1.3
12/13 07:20	51.6	↑1.3
12/13 07:30	53.1	↑1.5
12/13 07:40	54.6	↑1.5
12/13 07:50	56.1	↑1.5
12/13 08:00	57.6	↑1.5
12/13 08:10	59.2	↑1.6	最大潮位差
12/13 08:20	60.8	↑1.6	最大潮位差
12/13 08:30	62.4	↑1.6	最大潮位差
12/13 08:40	64.0	↑1.6	最大潮位差
12/13 08:50	65.6	↑1.6	最大潮位差
12/13 09:00	67.1	↑1.5
12/13 09:10	68.5	↑1.4
12/13 09:20	69.9	↑1.4
12/13 09:30	71.2	↑1.3
12/13 09:40	72.4	↑1.2
12/13 09:50	73.5	↑1.1
12/13 10:00	74.5	↑1.0
12/13 10:10	75.4	↑0.9
12/13 10:20	76.2	↑0.8
12/13 10:30	76.9	↑0.7
12/13 10:40	77.4	↑0.5
12/13 10:50	77.8	↑0.4
12/13 11:00	78.1	↑0.3
12/13 11:10	78.2	↑0.1	満潮
12/13 11:20	78.2	0
12/13 11:30	78.1	↓-0.1
12/13 11:40	77.9	↓-0.2
12/13 11:50	77.5	↓-0.4
12/13 12:00	77.1	↓-0.4
12/13 12:10	76.5	↓-0.6
12/13 12:20	75.8	↓-0.7
12/13 12:30	74.9	↓-0.9
12/13 12:40	74.0	↓-0.9
12/13 12:50	73.0	↓-1.0
12/13 13:00	71.9	↓-1.1
12/13 13:10	70.7	↓-1.2
12/13 13:20	69.4	↓-1.3
12/13 13:30	68.0	↓-1.4
12/13 13:40	66.6	↓-1.4
12/13 13:50	65.1	↓-1.5
12/13 14:00	63.6	↓-1.5
12/13 14:10	62.0	↓-1.6	最大潮位差
12/13 14:20	60.5	↓-1.5
12/13 14:30	58.9	↓-1.6	最大潮位差
12/13 14:40	57.3	↓-1.6	最大潮位差
12/13 14:50	55.7	↓-1.6	最大潮位差
12/13 15:00	54.2	↓-1.5
12/13 15:10	52.7	↓-1.5
12/13 15:20	51.2	↓-1.5
12/13 15:30	49.8	↓-1.4
12/13 15:40	48.5	↓-1.3
12/13 15:50	47.2	↓-1.3
12/13 16:00	46.0	↓-1.2
12/13 16:10	44.8	↓-1.2
12/13 16:20	43.8	↓-1.0
12/13 16:30	42.8	↓-1.0
12/13 16:40	41.8	↓-1.0
12/13 16:50	41.0	↓-0.8
12/13 17:00	40.2	↓-0.8
12/13 17:10	39.5	↓-0.7
12/13 17:20	38.9	↓-0.6
12/13 17:30	38.4	↓-0.5
12/13 17:40	38.0	↓-0.4
12/13 17:50	37.6	↓-0.4
12/13 18:00	37.4	↓-0.2
12/13 18:10	37.3	↓-0.1
12/13 18:20	37.2	↓-0.1	干潮
12/13 18:30	37.3	↑0.1
12/13 18:40	37.4	↑0.1
12/13 18:50	37.7	↑0.3
12/13 19:00	38.1	↑0.4
12/13 19:10	38.6	↑0.5
12/13 19:20	39.2	↑0.6
12/13 19:30	39.9	↑0.7
12/13 19:40	40.7	↑0.8
12/13 19:50	41.6	↑0.9
12/13 20:00	42.7	↑1.1
12/13 20:10	43.8	↑1.1
12/13 20:20	44.9	↑1.1
12/13 20:30	46.2	↑1.3
12/13 20:40	47.4	↑1.2
12/13 20:50	48.8	↑1.4
12/13 21:00	50.1	↑1.3
12/13 21:10	51.4	↑1.3
12/13 21:20	52.8	↑1.4
12/13 21:30	54.1	↑1.3
12/13 21:40	55.4	↑1.3
12/13 21:50	56.6	↑1.2
12/13 22:00	57.7	↑1.1
12/13 22:10	58.8	↑1.1
12/13 22:20	59.8	↑1.0
12/13 22:30	60.7	↑0.9
12/13 22:40	61.5	↑0.8
12/13 22:50	62.3	↑0.8
12/13 23:00	62.9	↑0.6
12/13 23:10	63.4	↑0.5
12/13 23:20	63.8	↑0.4
12/13 23:30	64.1	↑0.3
12/13 23:40	64.3	↑0.2
12/13 23:50	64.4	↑0.1	満潮