15 (土)	09:27	02:13	20:26	14:55
	73cm	26cm	68cm	51cm
小潮 出 06:57 入 16:10 出 12:00 入 23:26

函館（北海道）2018年12月15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
12/15 00:00	37.8	↓-1.7	最大潮位差
12/15 00:10	36.2	↓-1.6
12/15 00:20	34.6	↓-1.6
12/15 00:30	33.1	↓-1.5
12/15 00:40	31.7	↓-1.4
12/15 00:50	30.4	↓-1.3
12/15 01:00	29.3	↓-1.1
12/15 01:10	28.2	↓-1.1
12/15 01:20	27.3	↓-0.9
12/15 01:30	26.6	↓-0.7
12/15 01:40	26.0	↓-0.6
12/15 01:50	25.6	↓-0.4
12/15 02:00	25.3	↓-0.3
12/15 02:10	25.2	↓-0.1	干潮
12/15 02:20	25.2	0
12/15 02:30	25.4	↑0.2
12/15 02:40	25.8	↑0.4
12/15 02:50	26.3	↑0.5
12/15 03:00	26.9	↑0.6
12/15 03:10	27.7	↑0.8
12/15 03:20	28.6	↑0.9
12/15 03:30	29.6	↑1.0
12/15 03:40	30.7	↑1.1
12/15 03:50	31.8	↑1.1
12/15 04:00	33.1	↑1.3
12/15 04:10	34.4	↑1.3
12/15 04:20	35.8	↑1.4
12/15 04:30	37.3	↑1.5
12/15 04:40	38.8	↑1.5
12/15 04:50	40.3	↑1.5
12/15 05:00	41.9	↑1.6
12/15 05:10	43.4	↑1.5
12/15 05:20	45.1	↑1.7	最大潮位差
12/15 05:30	46.7	↑1.6
12/15 05:40	48.3	↑1.6
12/15 05:50	50.0	↑1.7	最大潮位差
12/15 06:00	51.6	↑1.6
12/15 06:10	53.3	↑1.7	最大潮位差
12/15 06:20	54.9	↑1.6
12/15 06:30	56.5	↑1.6
12/15 06:40	58.1	↑1.6
12/15 06:50	59.6	↑1.5
12/15 07:00	61.1	↑1.5
12/15 07:10	62.5	↑1.4
12/15 07:20	63.9	↑1.4
12/15 07:30	65.2	↑1.3
12/15 07:40	66.4	↑1.2
12/15 07:50	67.5	↑1.1
12/15 08:00	68.5	↑1.0
12/15 08:10	69.4	↑0.9
12/15 08:20	70.2	↑0.8
12/15 08:30	70.9	↑0.7
12/15 08:40	71.5	↑0.6
12/15 08:50	71.9	↑0.4
12/15 09:00	72.3	↑0.4
12/15 09:10	72.5	↑0.2
12/15 09:20	72.6	↑0.1	満潮
12/15 09:30	72.6	0
12/15 09:40	72.5	↓-0.1
12/15 09:50	72.3	↓-0.2
12/15 10:00	72.0	↓-0.3
12/15 10:10	71.7	↓-0.3
12/15 10:20	71.2	↓-0.5
12/15 10:30	70.7	↓-0.5
12/15 10:40	70.0	↓-0.7
12/15 10:50	69.4	↓-0.6
12/15 11:00	68.6	↓-0.8
12/15 11:10	67.8	↓-0.8
12/15 11:20	66.9	↓-0.9
12/15 11:30	66.0	↓-0.9
12/15 11:40	65.1	↓-0.9
12/15 11:50	64.1	↓-1.0
12/15 12:00	63.1	↓-1.0
12/15 12:10	62.1	↓-1.0
12/15 12:20	61.0	↓-1.1
12/15 12:30	60.0	↓-1.0
12/15 12:40	58.9	↓-1.1
12/15 12:50	57.9	↓-1.0
12/15 13:00	56.9	↓-1.0
12/15 13:10	56.0	↓-0.9
12/15 13:20	55.1	↓-0.9
12/15 13:30	54.3	↓-0.8
12/15 13:40	53.5	↓-0.8
12/15 13:50	52.9	↓-0.6
12/15 14:00	52.3	↓-0.6
12/15 14:10	51.8	↓-0.5
12/15 14:20	51.4	↓-0.4
12/15 14:30	51.1	↓-0.3
12/15 14:40	50.9	↓-0.2
12/15 14:50	50.8	↓-0.1	干潮
12/15 15:00	50.8	0
12/15 15:10	50.9	↑0.1
12/15 15:20	51.1	↑0.2
12/15 15:30	51.4	↑0.3
12/15 15:40	51.7	↑0.3
12/15 15:50	52.1	↑0.4
12/15 16:00	52.6	↑0.5
12/15 16:10	53.1	↑0.5
12/15 16:20	53.7	↑0.6
12/15 16:30	54.3	↑0.6
12/15 16:40	54.9	↑0.6
12/15 16:50	55.5	↑0.6
12/15 17:00	56.2	↑0.7
12/15 17:10	56.9	↑0.7
12/15 17:20	57.6	↑0.7
12/15 17:30	58.3	↑0.7
12/15 17:40	59.0	↑0.7
12/15 17:50	59.7	↑0.7
12/15 18:00	60.5	↑0.8
12/15 18:10	61.2	↑0.7
12/15 18:20	61.9	↑0.7
12/15 18:30	62.6	↑0.7
12/15 18:40	63.3	↑0.7
12/15 18:50	63.9	↑0.6
12/15 19:00	64.6	↑0.7
12/15 19:10	65.2	↑0.6
12/15 19:20	65.7	↑0.5
12/15 19:30	66.2	↑0.5
12/15 19:40	66.6	↑0.4
12/15 19:50	67.0	↑0.4
12/15 20:00	67.3	↑0.3
12/15 20:10	67.5	↑0.2
12/15 20:20	67.6	↑0.1	満潮
12/15 20:30	67.6	0
12/15 20:40	67.5	↓-0.1
12/15 20:50	67.2	↓-0.3
12/15 21:00	66.9	↓-0.3
12/15 21:10	66.5	↓-0.4
12/15 21:20	66.0	↓-0.5
12/15 21:30	65.3	↓-0.7
12/15 21:40	64.6	↓-0.7
12/15 21:50	63.7	↓-0.9
12/15 22:00	62.8	↓-0.9
12/15 22:10	61.8	↓-1.0
12/15 22:20	60.7	↓-1.1
12/15 22:30	59.5	↓-1.2
12/15 22:40	58.3	↓-1.2
12/15 22:50	57.0	↓-1.3
12/15 23:00	55.7	↓-1.3
12/15 23:10	54.3	↓-1.4
12/15 23:20	52.9	↓-1.4
12/15 23:30	51.5	↓-1.4
12/15 23:40	50.0	↓-1.5
12/15 23:50	48.5	↓-1.5