7 (日)	00:35	03:11	10:36	19:05
	57cm	55cm	84cm	18cm
若潮 出 06:43 入 17:02 出 02:49 入 12:13

函館（北海道）2021年02月7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
2/7 00:00	55.8	↑0.2
2/7 00:10	55.9	↑0.1
2/7 00:20	56.0	↑0.1
2/7 00:30	56.1	↑0.1	満潮
2/7 00:40	56.1	0
2/7 00:50	56.0	↓-0.1
2/7 01:00	56.0	0
2/7 01:10	55.9	↓-0.1
2/7 01:20	55.7	↓-0.2
2/7 01:30	55.6	↓-0.1
2/7 01:40	55.4	↓-0.2
2/7 01:50	55.2	↓-0.2
2/7 02:00	55.0	↓-0.2
2/7 02:10	54.9	↓-0.1
2/7 02:20	54.7	↓-0.2
2/7 02:30	54.6	↓-0.1
2/7 02:40	54.4	↓-0.2
2/7 02:50	54.3	↓-0.1
2/7 03:00	54.3	0
2/7 03:10	54.2	↓-0.1	干潮
2/7 03:20	54.3	↑0.1
2/7 03:30	54.3	0
2/7 03:40	54.5	↑0.2
2/7 03:50	54.7	↑0.2
2/7 04:00	54.9	↑0.2
2/7 04:10	55.2	↑0.3
2/7 04:20	55.6	↑0.4
2/7 04:30	56.0	↑0.4
2/7 04:40	56.4	↑0.4
2/7 04:50	56.9	↑0.5
2/7 05:00	57.5	↑0.6
2/7 05:10	58.1	↑0.6
2/7 05:20	58.7	↑0.6
2/7 05:30	59.4	↑0.7
2/7 05:40	60.1	↑0.7
2/7 05:50	60.8	↑0.7
2/7 06:00	61.5	↑0.7
2/7 06:10	62.3	↑0.8
2/7 06:20	63.1	↑0.8
2/7 06:30	63.9	↑0.8
2/7 06:40	64.7	↑0.8
2/7 06:50	65.5	↑0.8
2/7 07:00	66.4	↑0.9
2/7 07:10	67.3	↑0.9
2/7 07:20	68.2	↑0.9
2/7 07:30	69.2	↑1.0
2/7 07:40	70.2	↑1.0
2/7 07:50	71.2	↑1.0
2/7 08:00	72.2	↑1.0
2/7 08:10	73.2	↑1.0
2/7 08:20	74.2	↑1.0
2/7 08:30	75.3	↑1.1
2/7 08:40	76.3	↑1.0
2/7 08:50	77.3	↑1.0
2/7 09:00	78.3	↑1.0
2/7 09:10	79.2	↑0.9
2/7 09:20	80.1	↑0.9
2/7 09:30	80.9	↑0.8
2/7 09:40	81.6	↑0.7
2/7 09:50	82.2	↑0.6
2/7 10:00	82.7	↑0.5
2/7 10:10	83.1	↑0.4
2/7 10:20	83.4	↑0.3
2/7 10:30	83.6	↑0.2	満潮
2/7 10:40	83.6	0
2/7 10:50	83.4	↓-0.2
2/7 11:00	83.1	↓-0.3
2/7 11:10	82.7	↓-0.4
2/7 11:20	82.1	↓-0.6
2/7 11:30	81.4	↓-0.7
2/7 11:40	80.5	↓-0.9
2/7 11:50	79.6	↓-0.9
2/7 12:00	78.4	↓-1.2
2/7 12:10	77.2	↓-1.2
2/7 12:20	75.8	↓-1.4
2/7 12:30	74.4	↓-1.4
2/7 12:40	72.8	↓-1.6
2/7 12:50	71.2	↓-1.6
2/7 13:00	69.5	↓-1.7
2/7 13:10	67.7	↓-1.8
2/7 13:20	65.8	↓-1.9
2/7 13:30	63.9	↓-1.9
2/7 13:40	61.9	↓-2.0
2/7 13:50	59.9	↓-2.0
2/7 14:00	57.9	↓-2.0
2/7 14:10	55.8	↓-2.1	最大潮位差
2/7 14:20	53.7	↓-2.1	最大潮位差
2/7 14:30	51.6	↓-2.1	最大潮位差
2/7 14:40	49.6	↓-2.0
2/7 14:50	47.5	↓-2.1	最大潮位差
2/7 15:00	45.4	↓-2.1	最大潮位差
2/7 15:10	43.4	↓-2.0
2/7 15:20	41.4	↓-2.0
2/7 15:30	39.5	↓-1.9
2/7 15:40	37.6	↓-1.9
2/7 15:50	35.8	↓-1.8
2/7 16:00	34.0	↓-1.8
2/7 16:10	32.4	↓-1.6
2/7 16:20	30.8	↓-1.6
2/7 16:30	29.3	↓-1.5
2/7 16:40	27.8	↓-1.5
2/7 16:50	26.5	↓-1.3
2/7 17:00	25.3	↓-1.2
2/7 17:10	24.1	↓-1.2
2/7 17:20	23.0	↓-1.1
2/7 17:30	22.0	↓-1.0
2/7 17:40	21.2	↓-0.8
2/7 17:50	20.4	↓-0.8
2/7 18:00	19.7	↓-0.7
2/7 18:10	19.0	↓-0.7
2/7 18:20	18.5	↓-0.5
2/7 18:30	18.1	↓-0.4
2/7 18:40	17.8	↓-0.3
2/7 18:50	17.6	↓-0.2
2/7 19:00	17.5	↓-0.1	干潮
2/7 19:10	17.5	0
2/7 19:20	17.6	↑0.1
2/7 19:30	17.8	↑0.2
2/7 19:40	18.2	↑0.4
2/7 19:50	18.7	↑0.5
2/7 20:00	19.3	↑0.6
2/7 20:10	20.1	↑0.8
2/7 20:20	21.0	↑0.9
2/7 20:30	22.0	↑1.0
2/7 20:40	23.2	↑1.2
2/7 20:50	24.4	↑1.2
2/7 21:00	25.8	↑1.4
2/7 21:10	27.3	↑1.5
2/7 21:20	28.8	↑1.5
2/7 21:30	30.4	↑1.6
2/7 21:40	32.1	↑1.7
2/7 21:50	33.8	↑1.7
2/7 22:00	35.6	↑1.8
2/7 22:10	37.3	↑1.7
2/7 22:20	39.1	↑1.8
2/7 22:30	40.8	↑1.7
2/7 22:40	42.5	↑1.7
2/7 22:50	44.2	↑1.7
2/7 23:00	45.8	↑1.6
2/7 23:10	47.4	↑1.6
2/7 23:20	48.9	↑1.5
2/7 23:30	50.3	↑1.4
2/7 23:40	51.6	↑1.3
2/7 23:50	52.9	↑1.3