7 (水)	06:41	00:23	17:51	12:04
	85cm	21cm	98cm	54cm
中潮 出 05:41 入 17:11 出 20:07 入 10:28

函館（北海道）2020年10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
10/7 00:00	21.5	↓-0.7
10/7 00:10	21.1	↓-0.4
10/7 00:20	20.9	↓-0.2	干潮
10/7 00:30	21.0	↑0.1
10/7 00:40	21.3	↑0.3
10/7 00:50	21.9	↑0.6
10/7 01:00	22.7	↑0.8
10/7 01:10	23.7	↑1.0
10/7 01:20	24.9	↑1.2
10/7 01:30	26.3	↑1.4
10/7 01:40	28.0	↑1.7
10/7 01:50	29.7	↑1.7
10/7 02:00	31.7	↑2.0
10/7 02:10	33.8	↑2.1
10/7 02:20	36.0	↑2.2
10/7 02:30	38.3	↑2.3
10/7 02:40	40.7	↑2.4
10/7 02:50	43.2	↑2.5
10/7 03:00	45.8	↑2.6
10/7 03:10	48.4	↑2.6
10/7 03:20	51.0	↑2.6
10/7 03:30	53.6	↑2.6
10/7 03:40	56.2	↑2.6
10/7 03:50	58.8	↑2.6
10/7 04:00	61.3	↑2.5
10/7 04:10	63.8	↑2.5
10/7 04:20	66.2	↑2.4
10/7 04:30	68.5	↑2.3
10/7 04:40	70.7	↑2.2
10/7 04:50	72.7	↑2.0
10/7 05:00	74.6	↑1.9
10/7 05:10	76.4	↑1.8
10/7 05:20	78.0	↑1.6
10/7 05:30	79.4	↑1.4
10/7 05:40	80.7	↑1.3
10/7 05:50	81.7	↑1.0
10/7 06:00	82.6	↑0.9
10/7 06:10	83.2	↑0.6
10/7 06:20	83.7	↑0.5
10/7 06:30	84.0	↑0.3
10/7 06:40	84.1	↑0.1	満潮
10/7 06:50	84.0	↓-0.1
10/7 07:00	83.7	↓-0.3
10/7 07:10	83.3	↓-0.4
10/7 07:20	82.8	↓-0.5
10/7 07:30	82.1	↓-0.7
10/7 07:40	81.2	↓-0.9
10/7 07:50	80.3	↓-0.9
10/7 08:00	79.3	↓-1.0
10/7 08:10	78.2	↓-1.1
10/7 08:20	77.0	↓-1.2
10/7 08:30	75.7	↓-1.3
10/7 08:40	74.4	↓-1.3
10/7 08:50	73.0	↓-1.4
10/7 09:00	71.7	↓-1.3
10/7 09:10	70.2	↓-1.5
10/7 09:20	68.8	↓-1.4
10/7 09:30	67.4	↓-1.4
10/7 09:40	66.0	↓-1.4
10/7 09:50	64.6	↓-1.4
10/7 10:00	63.2	↓-1.4
10/7 10:10	61.9	↓-1.3
10/7 10:20	60.6	↓-1.3
10/7 10:30	59.4	↓-1.2
10/7 10:40	58.2	↓-1.2
10/7 10:50	57.1	↓-1.1
10/7 11:00	56.2	↓-0.9
10/7 11:10	55.3	↓-0.9
10/7 11:20	54.6	↓-0.7
10/7 11:30	54.0	↓-0.6
10/7 11:40	53.5	↓-0.5
10/7 11:50	53.2	↓-0.3
10/7 12:00	53.1	↓-0.1	干潮
10/7 12:10	53.1	0
10/7 12:20	53.4	↑0.3
10/7 12:30	53.7	↑0.3
10/7 12:40	54.3	↑0.6
10/7 12:50	55.0	↑0.7
10/7 13:00	55.9	↑0.9
10/7 13:10	57.0	↑1.1
10/7 13:20	58.2	↑1.2
10/7 13:30	59.6	↑1.4
10/7 13:40	61.1	↑1.5
10/7 13:50	62.7	↑1.6
10/7 14:00	64.4	↑1.7
10/7 14:10	66.2	↑1.8
10/7 14:20	68.0	↑1.8
10/7 14:30	70.0	↑2.0
10/7 14:40	71.9	↑1.9
10/7 14:50	73.9	↑2.0
10/7 15:00	75.9	↑2.0
10/7 15:10	77.9	↑2.0
10/7 15:20	79.8	↑1.9
10/7 15:30	81.7	↑1.9
10/7 15:40	83.6	↑1.9
10/7 15:50	85.4	↑1.8
10/7 16:00	87.1	↑1.7
10/7 16:10	88.7	↑1.6
10/7 16:20	90.2	↑1.5
10/7 16:30	91.7	↑1.5
10/7 16:40	92.9	↑1.2
10/7 16:50	94.1	↑1.2
10/7 17:00	95.1	↑1.0
10/7 17:10	95.9	↑0.8
10/7 17:20	96.5	↑0.6
10/7 17:30	97.0	↑0.5
10/7 17:40	97.3	↑0.3
10/7 17:50	97.4	↑0.1	満潮
10/7 18:00	97.3	↓-0.1
10/7 18:10	97.0	↓-0.3
10/7 18:20	96.5	↓-0.5
10/7 18:30	95.8	↓-0.7
10/7 18:40	94.9	↓-0.9
10/7 18:50	93.8	↓-1.1
10/7 19:00	92.5	↓-1.3
10/7 19:10	91.1	↓-1.4
10/7 19:20	89.5	↓-1.6
10/7 19:30	87.7	↓-1.8
10/7 19:40	85.8	↓-1.9
10/7 19:50	83.8	↓-2.0
10/7 20:00	81.6	↓-2.2
10/7 20:10	79.3	↓-2.3
10/7 20:20	77.0	↓-2.3
10/7 20:30	74.5	↓-2.5
10/7 20:40	72.0	↓-2.5
10/7 20:50	69.5	↓-2.5
10/7 21:00	66.9	↓-2.6
10/7 21:10	64.3	↓-2.6
10/7 21:20	61.7	↓-2.6
10/7 21:30	59.0	↓-2.7	最大潮位差
10/7 21:40	56.4	↓-2.6
10/7 21:50	53.8	↓-2.6
10/7 22:00	51.2	↓-2.6
10/7 22:10	48.6	↓-2.6
10/7 22:20	46.1	↓-2.5
10/7 22:30	43.6	↓-2.5
10/7 22:40	41.3	↓-2.3
10/7 22:50	39.0	↓-2.3
10/7 23:00	36.8	↓-2.2
10/7 23:10	34.7	↓-2.1
10/7 23:20	32.7	↓-2.0
10/7 23:30	30.9	↓-1.8
10/7 23:40	29.3	↓-1.6
10/7 23:50	27.8	↓-1.5