22 (火)	06:47	00:29	18:16	12:21
	90cm	20cm	106cm	49cm
中潮 出 05:25 入 17:36 出 10:55 入 20:44

函館（北海道）2020年09月22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
9/22 00:00	20.4	↓-0.9
9/22 00:10	19.8	↓-0.6
9/22 00:20	19.5	↓-0.3	干潮
9/22 00:30	19.4	↓-0.1
9/22 00:40	19.6	↑0.2
9/22 00:50	20.0	↑0.4
9/22 01:00	20.8	↑0.8
9/22 01:10	21.7	↑0.9
9/22 01:20	22.9	↑1.2
9/22 01:30	24.4	↑1.5
9/22 01:40	26.0	↑1.6
9/22 01:50	27.9	↑1.9
9/22 02:00	29.9	↑2.0
9/22 02:10	32.1	↑2.2
9/22 02:20	34.5	↑2.4
9/22 02:30	37.0	↑2.5
9/22 02:40	39.6	↑2.6
9/22 02:50	42.3	↑2.7
9/22 03:00	45.1	↑2.8
9/22 03:10	47.9	↑2.8
9/22 03:20	50.8	↑2.9
9/22 03:30	53.7	↑2.9
9/22 03:40	56.6	↑2.9
9/22 03:50	59.5	↑2.9
9/22 04:00	62.4	↑2.9
9/22 04:10	65.1	↑2.7
9/22 04:20	67.8	↑2.7
9/22 04:30	70.4	↑2.6
9/22 04:40	72.9	↑2.5
9/22 04:50	75.3	↑2.4
9/22 05:00	77.5	↑2.2
9/22 05:10	79.5	↑2.0
9/22 05:20	81.4	↑1.9
9/22 05:30	83.1	↑1.7
9/22 05:40	84.6	↑1.5
9/22 05:50	85.8	↑1.2
9/22 06:00	86.9	↑1.1
9/22 06:10	87.7	↑0.8
9/22 06:20	88.4	↑0.7
9/22 06:30	88.8	↑0.4
9/22 06:40	89.0	↑0.2	満潮
9/22 06:50	89.0	0
9/22 07:00	88.9	↓-0.1
9/22 07:10	88.5	↓-0.4
9/22 07:20	88.0	↓-0.5
9/22 07:30	87.3	↓-0.7
9/22 07:40	86.5	↓-0.8
9/22 07:50	85.5	↓-1.0
9/22 08:00	84.4	↓-1.1
9/22 08:10	83.1	↓-1.3
9/22 08:20	81.8	↓-1.3
9/22 08:30	80.3	↓-1.5
9/22 08:40	78.8	↓-1.5
9/22 08:50	77.2	↓-1.6
9/22 09:00	75.5	↓-1.7
9/22 09:10	73.8	↓-1.7
9/22 09:20	72.0	↓-1.8
9/22 09:30	70.2	↓-1.8
9/22 09:40	68.3	↓-1.9
9/22 09:50	66.5	↓-1.8
9/22 10:00	64.6	↓-1.9
9/22 10:10	62.8	↓-1.8
9/22 10:20	61.0	↓-1.8
9/22 10:30	59.3	↓-1.7
9/22 10:40	57.6	↓-1.7
9/22 10:50	56.0	↓-1.6
9/22 11:00	54.6	↓-1.4
9/22 11:10	53.2	↓-1.4
9/22 11:20	52.0	↓-1.2
9/22 11:30	50.9	↓-1.1
9/22 11:40	50.0	↓-0.9
9/22 11:50	49.3	↓-0.7
9/22 12:00	48.8	↓-0.5
9/22 12:10	48.5	↓-0.3
9/22 12:20	48.4	↓-0.1	干潮
9/22 12:30	48.5	↑0.1
9/22 12:40	48.8	↑0.3
9/22 12:50	49.4	↑0.6
9/22 13:00	50.1	↑0.7
9/22 13:10	51.1	↑1.0
9/22 13:20	52.3	↑1.2
9/22 13:30	53.7	↑1.4
9/22 13:40	55.2	↑1.5
9/22 13:50	56.9	↑1.7
9/22 14:00	58.8	↑1.9
9/22 14:10	60.8	↑2.0
9/22 14:20	62.9	↑2.1
9/22 14:30	65.1	↑2.2
9/22 14:40	67.5	↑2.4
9/22 14:50	69.9	↑2.4
9/22 15:00	72.3	↑2.4
9/22 15:10	74.8	↑2.5
9/22 15:20	77.3	↑2.5
9/22 15:30	79.8	↑2.5
9/22 15:40	82.3	↑2.5
9/22 15:50	84.7	↑2.4
9/22 16:00	87.1	↑2.4
9/22 16:10	89.5	↑2.4
9/22 16:20	91.7	↑2.2
9/22 16:30	93.8	↑2.1
9/22 16:40	95.8	↑2.0
9/22 16:50	97.7	↑1.9
9/22 17:00	99.4	↑1.7
9/22 17:10	100.9	↑1.5
9/22 17:20	102.3	↑1.4
9/22 17:30	103.4	↑1.1
9/22 17:40	104.3	↑0.9
9/22 17:50	105.0	↑0.7
9/22 18:00	105.5	↑0.5
9/22 18:10	105.8	↑0.3	満潮
9/22 18:20	105.7	↓-0.1
9/22 18:30	105.5	↓-0.2
9/22 18:40	105.0	↓-0.5
9/22 18:50	104.3	↓-0.7
9/22 19:00	103.3	↓-1.0
9/22 19:10	102.2	↓-1.1
9/22 19:20	100.8	↓-1.4
9/22 19:30	99.2	↓-1.6
9/22 19:40	97.4	↓-1.8
9/22 19:50	95.4	↓-2.0
9/22 20:00	93.3	↓-2.1
9/22 20:10	91.0	↓-2.3
9/22 20:20	88.6	↓-2.4
9/22 20:30	86.0	↓-2.6
9/22 20:40	83.4	↓-2.6
9/22 20:50	80.6	↓-2.8
9/22 21:00	77.8	↓-2.8
9/22 21:10	74.9	↓-2.9
9/22 21:20	71.9	↓-3.0
9/22 21:30	68.9	↓-3.0
9/22 21:40	65.8	↓-3.1	最大潮位差
9/22 21:50	62.7	↓-3.1	最大潮位差
9/22 22:00	59.7	↓-3.0
9/22 22:10	56.6	↓-3.1	最大潮位差
9/22 22:20	53.6	↓-3.0
9/22 22:30	50.6	↓-3.0
9/22 22:40	47.6	↓-3.0
9/22 22:50	44.8	↓-2.8
9/22 23:00	42.0	↓-2.8
9/22 23:10	39.4	↓-2.6
9/22 23:20	36.8	↓-2.6
9/22 23:30	34.5	↓-2.3
9/22 23:40	32.3	↓-2.2
9/22 23:50	30.2	↓-2.1