5 (日)	09:19	03:01	21:15	14:29
	74cm	40cm	90cm	52cm
小潮 出 04:36 入 18:52 出 23:24 入 12:31

函館（北海道）2018年08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
8/5 00:00	60.9	↓-1.9	最大潮位差
8/5 00:10	59.0	↓-1.9	最大潮位差
8/5 00:20	57.1	↓-1.9	最大潮位差
8/5 00:30	55.2	↓-1.9	最大潮位差
8/5 00:40	53.4	↓-1.8
8/5 00:50	51.6	↓-1.8
8/5 01:00	50.0	↓-1.6
8/5 01:10	48.4	↓-1.6
8/5 01:20	46.9	↓-1.5
8/5 01:30	45.5	↓-1.4
8/5 01:40	44.2	↓-1.3
8/5 01:50	43.1	↓-1.1
8/5 02:00	42.1	↓-1.0
8/5 02:10	41.2	↓-0.9
8/5 02:20	40.5	↓-0.7
8/5 02:30	39.9	↓-0.6
8/5 02:40	39.5	↓-0.4
8/5 02:50	39.3	↓-0.2
8/5 03:00	39.2	↓-0.1	干潮
8/5 03:10	39.3	↑0.1
8/5 03:20	39.5	↑0.2
8/5 03:30	39.9	↑0.4
8/5 03:40	40.4	↑0.5
8/5 03:50	41.0	↑0.6
8/5 04:00	41.7	↑0.7
8/5 04:10	42.5	↑0.8
8/5 04:20	43.4	↑0.9
8/5 04:30	44.4	↑1.0
8/5 04:40	45.5	↑1.1
8/5 04:50	46.6	↑1.1
8/5 05:00	47.7	↑1.1
8/5 05:10	48.9	↑1.2
8/5 05:20	50.2	↑1.3
8/5 05:30	51.5	↑1.3
8/5 05:40	52.8	↑1.3
8/5 05:50	54.1	↑1.3
8/5 06:00	55.4	↑1.3
8/5 06:10	56.7	↑1.3
8/5 06:20	58.0	↑1.3
8/5 06:30	59.4	↑1.4
8/5 06:40	60.7	↑1.3
8/5 06:50	62.0	↑1.3
8/5 07:00	63.2	↑1.2
8/5 07:10	64.5	↑1.3
8/5 07:20	65.7	↑1.2
8/5 07:30	66.8	↑1.1
8/5 07:40	67.9	↑1.1
8/5 07:50	68.9	↑1.0
8/5 08:00	69.9	↑1.0
8/5 08:10	70.7	↑0.8
8/5 08:20	71.5	↑0.8
8/5 08:30	72.1	↑0.6
8/5 08:40	72.7	↑0.6
8/5 08:50	73.1	↑0.4
8/5 09:00	73.4	↑0.3
8/5 09:10	73.5	↑0.1	満潮
8/5 09:20	73.6	↑0.1
8/5 09:30	73.5	↓-0.1
8/5 09:40	73.3	↓-0.2
8/5 09:50	73.0	↓-0.3
8/5 10:00	72.5	↓-0.5
8/5 10:10	72.0	↓-0.5
8/5 10:20	71.4	↓-0.6
8/5 10:30	70.6	↓-0.8
8/5 10:40	69.8	↓-0.8
8/5 10:50	68.9	↓-0.9
8/5 11:00	68.0	↓-0.9
8/5 11:10	67.0	↓-1.0
8/5 11:20	66.0	↓-1.0
8/5 11:30	64.9	↓-1.1
8/5 11:40	63.8	↓-1.1
8/5 11:50	62.7	↓-1.1
8/5 12:00	61.6	↓-1.1
8/5 12:10	60.6	↓-1.0
8/5 12:20	59.5	↓-1.1
8/5 12:30	58.4	↓-1.1
8/5 12:40	57.4	↓-1.0
8/5 12:50	56.5	↓-0.9
8/5 13:00	55.5	↓-1.0
8/5 13:10	54.7	↓-0.8
8/5 13:20	53.9	↓-0.8
8/5 13:30	53.2	↓-0.7
8/5 13:40	52.6	↓-0.6
8/5 13:50	52.1	↓-0.5
8/5 14:00	51.7	↓-0.4
8/5 14:10	51.4	↓-0.3
8/5 14:20	51.2	↓-0.2	干潮
8/5 14:30	51.2	0
8/5 14:40	51.3	↑0.1
8/5 14:50	51.5	↑0.2
8/5 15:00	51.8	↑0.3
8/5 15:10	52.3	↑0.5
8/5 15:20	52.9	↑0.6
8/5 15:30	53.6	↑0.7
8/5 15:40	54.4	↑0.8
8/5 15:50	55.3	↑0.9
8/5 16:00	56.3	↑1.0
8/5 16:10	57.4	↑1.1
8/5 16:20	58.6	↑1.2
8/5 16:30	59.8	↑1.2
8/5 16:40	61.1	↑1.3
8/5 16:50	62.4	↑1.3
8/5 17:00	63.8	↑1.4
8/5 17:10	65.1	↑1.3
8/5 17:20	66.5	↑1.4
8/5 17:30	67.9	↑1.4
8/5 17:40	69.3	↑1.4
8/5 17:50	70.6	↑1.3
8/5 18:00	72.0	↑1.4
8/5 18:10	73.3	↑1.3
8/5 18:20	74.6	↑1.3
8/5 18:30	75.9	↑1.3
8/5 18:40	77.1	↑1.2
8/5 18:50	78.4	↑1.3
8/5 19:00	79.6	↑1.2
8/5 19:10	80.7	↑1.1
8/5 19:20	81.9	↑1.2
8/5 19:30	82.9	↑1.0
8/5 19:40	83.9	↑1.0
8/5 19:50	84.9	↑1.0
8/5 20:00	85.8	↑0.9
8/5 20:10	86.6	↑0.8
8/5 20:20	87.3	↑0.7
8/5 20:30	87.9	↑0.6
8/5 20:40	88.4	↑0.5
8/5 20:50	88.8	↑0.4
8/5 21:00	89.0	↑0.2
8/5 21:10	89.1	↑0.1	満潮
8/5 21:20	89.1	0
8/5 21:30	89.0	↓-0.1
8/5 21:40	88.7	↓-0.3
8/5 21:50	88.3	↓-0.4
8/5 22:00	87.7	↓-0.6
8/5 22:10	87.0	↓-0.7
8/5 22:20	86.1	↓-0.9
8/5 22:30	85.1	↓-1.0
8/5 22:40	84.0	↓-1.1
8/5 22:50	82.8	↓-1.2
8/5 23:00	81.5	↓-1.3
8/5 23:10	80.0	↓-1.5
8/5 23:20	78.5	↓-1.5
8/5 23:30	76.9	↓-1.6
8/5 23:40	75.2	↓-1.7
8/5 23:50	73.5	↓-1.7