20 (木)	14:07	07:01	-	19:38
	80cm	39cm	-	66cm
若潮 出 05:23 入 17:40 出 15:17 入 00:17

函館（北海道）2018年09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
9/20 00:00	79.4	↓-0.7
9/20 00:10	78.6	↓-0.8
9/20 00:20	77.8	↓-0.8
9/20 00:30	76.9	↓-0.9
9/20 00:40	75.9	↓-1.0
9/20 00:50	74.9	↓-1.0
9/20 01:00	73.8	↓-1.1
9/20 01:10	72.7	↓-1.1
9/20 01:20	71.5	↓-1.2
9/20 01:30	70.2	↓-1.3
9/20 01:40	69.0	↓-1.2
9/20 01:50	67.6	↓-1.4
9/20 02:00	66.3	↓-1.3
9/20 02:10	64.9	↓-1.4
9/20 02:20	63.5	↓-1.4
9/20 02:30	62.1	↓-1.4
9/20 02:40	60.7	↓-1.4
9/20 02:50	59.3	↓-1.4
9/20 03:00	57.9	↓-1.4
9/20 03:10	56.6	↓-1.3
9/20 03:20	55.2	↓-1.4
9/20 03:30	53.9	↓-1.3
9/20 03:40	52.6	↓-1.3
9/20 03:50	51.4	↓-1.2
9/20 04:00	50.2	↓-1.2
9/20 04:10	49.0	↓-1.2
9/20 04:20	47.9	↓-1.1
9/20 04:30	46.9	↓-1.0
9/20 04:40	45.9	↓-1.0
9/20 04:50	44.9	↓-1.0
9/20 05:00	44.0	↓-0.9
9/20 05:10	43.2	↓-0.8
9/20 05:20	42.4	↓-0.8
9/20 05:30	41.7	↓-0.7
9/20 05:40	41.1	↓-0.6
9/20 05:50	40.5	↓-0.6
9/20 06:00	39.9	↓-0.6
9/20 06:10	39.5	↓-0.4
9/20 06:20	39.1	↓-0.4
9/20 06:30	38.8	↓-0.3
9/20 06:40	38.5	↓-0.3
9/20 06:50	38.4	↓-0.1
9/20 07:00	38.3	↓-0.1	干潮
9/20 07:10	38.4	↑0.1
9/20 07:20	38.5	↑0.1
9/20 07:30	38.8	↑0.3
9/20 07:40	39.2	↑0.4
9/20 07:50	39.7	↑0.5
9/20 08:00	40.4	↑0.7
9/20 08:10	41.2	↑0.8
9/20 08:20	42.1	↑0.9
9/20 08:30	43.1	↑1.0
9/20 08:40	44.2	↑1.1
9/20 08:50	45.5	↑1.3
9/20 09:00	46.8	↑1.3
9/20 09:10	48.2	↑1.4
9/20 09:20	49.7	↑1.5
9/20 09:30	51.3	↑1.6
9/20 09:40	52.9	↑1.6
9/20 09:50	54.6	↑1.7	最大潮位差
9/20 10:00	56.2	↑1.6
9/20 10:10	57.9	↑1.7	最大潮位差
9/20 10:20	59.5	↑1.6
9/20 10:30	61.2	↑1.7	最大潮位差
9/20 10:40	62.8	↑1.6
9/20 10:50	64.3	↑1.5
9/20 11:00	65.8	↑1.5
9/20 11:10	67.2	↑1.4
9/20 11:20	68.6	↑1.4
9/20 11:30	69.9	↑1.3
9/20 11:40	71.1	↑1.2
9/20 11:50	72.3	↑1.2
9/20 12:00	73.3	↑1.0
9/20 12:10	74.3	↑1.0
9/20 12:20	75.2	↑0.9
9/20 12:30	76.0	↑0.8
9/20 12:40	76.8	↑0.8
9/20 12:50	77.4	↑0.6
9/20 13:00	78.0	↑0.6
9/20 13:10	78.5	↑0.5
9/20 13:20	78.9	↑0.4
9/20 13:30	79.2	↑0.3
9/20 13:40	79.5	↑0.3
9/20 13:50	79.6	↑0.1
9/20 14:00	79.7	↑0.1	満潮
9/20 14:10	79.7	0
9/20 14:20	79.7	0
9/20 14:30	79.5	↓-0.2
9/20 14:40	79.3	↓-0.2
9/20 14:50	79.0	↓-0.3
9/20 15:00	78.7	↓-0.3
9/20 15:10	78.3	↓-0.4
9/20 15:20	77.9	↓-0.4
9/20 15:30	77.4	↓-0.5
9/20 15:40	76.9	↓-0.5
9/20 15:50	76.3	↓-0.6
9/20 16:00	75.8	↓-0.5
9/20 16:10	75.2	↓-0.6
9/20 16:20	74.6	↓-0.6
9/20 16:30	74.0	↓-0.6
9/20 16:40	73.4	↓-0.6
9/20 16:50	72.7	↓-0.7
9/20 17:00	72.1	↓-0.6
9/20 17:10	71.5	↓-0.6
9/20 17:20	70.9	↓-0.6
9/20 17:30	70.3	↓-0.6
9/20 17:40	69.8	↓-0.5
9/20 17:50	69.2	↓-0.6
9/20 18:00	68.7	↓-0.5
9/20 18:10	68.1	↓-0.6
9/20 18:20	67.7	↓-0.4
9/20 18:30	67.2	↓-0.5
9/20 18:40	66.8	↓-0.4
9/20 18:50	66.4	↓-0.4
9/20 19:00	66.1	↓-0.3
9/20 19:10	65.9	↓-0.2
9/20 19:20	65.7	↓-0.2
9/20 19:30	65.6	↓-0.1	干潮
9/20 19:40	65.6	0
9/20 19:50	65.6	0
9/20 20:00	65.8	↑0.2
9/20 20:10	66.1	↑0.3
9/20 20:20	66.5	↑0.4
9/20 20:30	66.9	↑0.4
9/20 20:40	67.5	↑0.6
9/20 20:50	68.2	↑0.7
9/20 21:00	68.9	↑0.7
9/20 21:10	69.7	↑0.8
9/20 21:20	70.6	↑0.9
9/20 21:30	71.6	↑1.0
9/20 21:40	72.6	↑1.0
9/20 21:50	73.6	↑1.0
9/20 22:00	74.6	↑1.0
9/20 22:10	75.7	↑1.1
9/20 22:20	76.7	↑1.0
9/20 22:30	77.6	↑0.9
9/20 22:40	78.6	↑1.0
9/20 22:50	79.4	↑0.8
9/20 23:00	80.2	↑0.8
9/20 23:10	80.9	↑0.7
9/20 23:20	81.5	↑0.6
9/20 23:30	82.0	↑0.5
9/20 23:40	82.4	↑0.4
9/20 23:50	82.6	↑0.2