20 (水)	07:44	01:58	21:19	14:29
	81cm	50cm	81cm	26cm
小潮 出 04:04 入 19:16 出 11:11 入 -

函館（北海道）2018年06月20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
6/20 00:00	58.6	↓-1.4
6/20 00:10	57.2	↓-1.4
6/20 00:20	55.9	↓-1.3
6/20 00:30	54.6	↓-1.3
6/20 00:40	53.5	↓-1.1
6/20 00:50	52.5	↓-1.0
6/20 01:00	51.6	↓-0.9
6/20 01:10	50.8	↓-0.8
6/20 01:20	50.2	↓-0.6
6/20 01:30	49.7	↓-0.5
6/20 01:40	49.4	↓-0.3
6/20 01:50	49.2	↓-0.2	干潮
6/20 02:00	49.2	0
6/20 02:10	49.3	↑0.1
6/20 02:20	49.6	↑0.3
6/20 02:30	50.0	↑0.4
6/20 02:40	50.5	↑0.5
6/20 02:50	51.2	↑0.7
6/20 03:00	51.9	↑0.7
6/20 03:10	52.8	↑0.9
6/20 03:20	53.7	↑0.9
6/20 03:30	54.7	↑1.0
6/20 03:40	55.8	↑1.1
6/20 03:50	57.0	↑1.2
6/20 04:00	58.2	↑1.2
6/20 04:10	59.5	↑1.3
6/20 04:20	60.8	↑1.3
6/20 04:30	62.1	↑1.3
6/20 04:40	63.5	↑1.4
6/20 04:50	64.8	↑1.3
6/20 05:00	66.2	↑1.4
6/20 05:10	67.6	↑1.4
6/20 05:20	69.0	↑1.4
6/20 05:30	70.3	↑1.3
6/20 05:40	71.6	↑1.3
6/20 05:50	72.9	↑1.3
6/20 06:00	74.1	↑1.2
6/20 06:10	75.2	↑1.1
6/20 06:20	76.3	↑1.1
6/20 06:30	77.3	↑1.0
6/20 06:40	78.2	↑0.9
6/20 06:50	78.9	↑0.7
6/20 07:00	79.6	↑0.7
6/20 07:10	80.1	↑0.5
6/20 07:20	80.5	↑0.4
6/20 07:30	80.8	↑0.3
6/20 07:40	80.9	↑0.1	満潮
6/20 07:50	80.9	0
6/20 08:00	80.7	↓-0.2
6/20 08:10	80.4	↓-0.3
6/20 08:20	79.9	↓-0.5
6/20 08:30	79.3	↓-0.6
6/20 08:40	78.5	↓-0.8
6/20 08:50	77.7	↓-0.8
6/20 09:00	76.6	↓-1.1
6/20 09:10	75.5	↓-1.1
6/20 09:20	74.2	↓-1.3
6/20 09:30	72.9	↓-1.3
6/20 09:40	71.4	↓-1.5
6/20 09:50	69.8	↓-1.6
6/20 10:00	68.2	↓-1.6
6/20 10:10	66.4	↓-1.8
6/20 10:20	64.6	↓-1.8
6/20 10:30	62.7	↓-1.9
6/20 10:40	60.7	↓-2.0
6/20 10:50	58.7	↓-2.0
6/20 11:00	56.6	↓-2.1
6/20 11:10	54.5	↓-2.1
6/20 11:20	52.4	↓-2.1
6/20 11:30	50.2	↓-2.2	最大潮位差
6/20 11:40	48.1	↓-2.1
6/20 11:50	46.0	↓-2.1
6/20 12:00	43.9	↓-2.1
6/20 12:10	41.8	↓-2.1
6/20 12:20	39.8	↓-2.0
6/20 12:30	37.9	↓-1.9
6/20 12:40	36.1	↓-1.8
6/20 12:50	34.4	↓-1.7
6/20 13:00	32.8	↓-1.6
6/20 13:10	31.3	↓-1.5
6/20 13:20	30.0	↓-1.3
6/20 13:30	28.9	↓-1.1
6/20 13:40	27.9	↓-1.0
6/20 13:50	27.1	↓-0.8
6/20 14:00	26.5	↓-0.6
6/20 14:10	26.1	↓-0.4
6/20 14:20	25.8	↓-0.3	干潮
6/20 14:30	25.8	0
6/20 14:40	25.9	↑0.1
6/20 14:50	26.2	↑0.3
6/20 15:00	26.7	↑0.5
6/20 15:10	27.3	↑0.6
6/20 15:20	28.1	↑0.8
6/20 15:30	29.0	↑0.9
6/20 15:40	30.1	↑1.1
6/20 15:50	31.3	↑1.2
6/20 16:00	32.6	↑1.3
6/20 16:10	34.0	↑1.4
6/20 16:20	35.6	↑1.6
6/20 16:30	37.2	↑1.6
6/20 16:40	38.9	↑1.7
6/20 16:50	40.7	↑1.8
6/20 17:00	42.5	↑1.8
6/20 17:10	44.5	↑2.0
6/20 17:20	46.4	↑1.9
6/20 17:30	48.5	↑2.1
6/20 17:40	50.5	↑2.0
6/20 17:50	52.6	↑2.1
6/20 18:00	54.7	↑2.1
6/20 18:10	56.8	↑2.1
6/20 18:20	58.8	↑2.0
6/20 18:30	60.9	↑2.1
6/20 18:40	62.9	↑2.0
6/20 18:50	64.8	↑1.9
6/20 19:00	66.7	↑1.9
6/20 19:10	68.5	↑1.8
6/20 19:20	70.2	↑1.7
6/20 19:30	71.8	↑1.6
6/20 19:40	73.3	↑1.5
6/20 19:50	74.7	↑1.4
6/20 20:00	75.9	↑1.2
6/20 20:10	77.0	↑1.1
6/20 20:20	77.9	↑0.9
6/20 20:30	78.7	↑0.8
6/20 20:40	79.3	↑0.6
6/20 20:50	79.8	↑0.5
6/20 21:00	80.2	↑0.4
6/20 21:10	80.4	↑0.2	満潮
6/20 21:20	80.4	0
6/20 21:30	80.3	↓-0.1
6/20 21:40	80.1	↓-0.2
6/20 21:50	79.7	↓-0.4
6/20 22:00	79.2	↓-0.5
6/20 22:10	78.6	↓-0.6
6/20 22:20	77.9	↓-0.7
6/20 22:30	77.1	↓-0.8
6/20 22:40	76.1	↓-1.0
6/20 22:50	75.1	↓-1.0
6/20 23:00	73.9	↓-1.2
6/20 23:10	72.7	↓-1.2
6/20 23:20	71.4	↓-1.3
6/20 23:30	70.1	↓-1.3
6/20 23:40	68.7	↓-1.4
6/20 23:50	67.2	↓-1.5