21 (火)	08:10	02:28	21:44	14:46
	78cm	49cm	79cm	30cm
小潮 出 04:04 入 19:16 出 - 入 11:29

函館（北海道）2022年06月21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
6/21 00:00	61.8	↓-1.5
6/21 00:10	60.4	↓-1.4
6/21 00:20	59.0	↓-1.4
6/21 00:30	57.6	↓-1.4
6/21 00:40	56.3	↓-1.3
6/21 00:50	55.1	↓-1.2
6/21 01:00	54.0	↓-1.1
6/21 01:10	52.9	↓-1.1
6/21 01:20	52.0	↓-0.9
6/21 01:30	51.1	↓-0.9
6/21 01:40	50.5	↓-0.6
6/21 01:50	49.9	↓-0.6
6/21 02:00	49.5	↓-0.4
6/21 02:10	49.2	↓-0.3
6/21 02:20	49.0	↓-0.2	干潮
6/21 02:30	49.0	0
6/21 02:40	49.1	↑0.1
6/21 02:50	49.3	↑0.2
6/21 03:00	49.6	↑0.3
6/21 03:10	50.1	↑0.5
6/21 03:20	50.6	↑0.5
6/21 03:30	51.3	↑0.7
6/21 03:40	52.0	↑0.7
6/21 03:50	52.9	↑0.9
6/21 04:00	53.8	↑0.9
6/21 04:10	54.8	↑1.0
6/21 04:20	55.8	↑1.0
6/21 04:30	56.9	↑1.1
6/21 04:40	58.1	↑1.2
6/21 04:50	59.3	↑1.2
6/21 05:00	60.5	↑1.2
6/21 05:10	61.7	↑1.2
6/21 05:20	63.0	↑1.3
6/21 05:30	64.3	↑1.3
6/21 05:40	65.6	↑1.3
6/21 05:50	66.8	↑1.2
6/21 06:00	68.1	↑1.3
6/21 06:10	69.3	↑1.2
6/21 06:20	70.5	↑1.2
6/21 06:30	71.6	↑1.1
6/21 06:40	72.7	↑1.1
6/21 06:50	73.6	↑0.9
6/21 07:00	74.5	↑0.9
6/21 07:10	75.3	↑0.8
6/21 07:20	76.0	↑0.7
6/21 07:30	76.6	↑0.6
6/21 07:40	77.0	↑0.4
6/21 07:50	77.4	↑0.4
6/21 08:00	77.6	↑0.2	満潮
6/21 08:10	77.6	0	満潮
6/21 08:20	77.5	↓-0.1
6/21 08:30	77.3	↓-0.2
6/21 08:40	77.0	↓-0.3
6/21 08:50	76.5	↓-0.5
6/21 09:00	75.8	↓-0.7
6/21 09:10	75.1	↓-0.7
6/21 09:20	74.2	↓-0.9
6/21 09:30	73.2	↓-1.0
6/21 09:40	72.1	↓-1.1
6/21 09:50	70.9	↓-1.2
6/21 10:00	69.6	↓-1.3
6/21 10:10	68.2	↓-1.4
6/21 10:20	66.7	↓-1.5
6/21 10:30	65.2	↓-1.5
6/21 10:40	63.5	↓-1.7
6/21 10:50	61.8	↓-1.7
6/21 11:00	60.0	↓-1.8
6/21 11:10	58.2	↓-1.8
6/21 11:20	56.3	↓-1.9
6/21 11:30	54.5	↓-1.8
6/21 11:40	52.5	↓-2.0	最大潮位差
6/21 11:50	50.6	↓-1.9
6/21 12:00	48.7	↓-1.9
6/21 12:10	46.8	↓-1.9
6/21 12:20	45.0	↓-1.8
6/21 12:30	43.1	↓-1.9
6/21 12:40	41.4	↓-1.7
6/21 12:50	39.7	↓-1.7
6/21 13:00	38.2	↓-1.5
6/21 13:10	36.7	↓-1.5
6/21 13:20	35.3	↓-1.4
6/21 13:30	34.1	↓-1.2
6/21 13:40	33.0	↓-1.1
6/21 13:50	32.1	↓-0.9
6/21 14:00	31.3	↓-0.8
6/21 14:10	30.7	↓-0.6
6/21 14:20	30.2	↓-0.5
6/21 14:30	29.9	↓-0.3
6/21 14:40	29.8	↓-0.1	干潮
6/21 14:50	29.8	0
6/21 15:00	29.9	↑0.1
6/21 15:10	30.2	↑0.3
6/21 15:20	30.7	↑0.5
6/21 15:30	31.2	↑0.5
6/21 15:40	32.0	↑0.8
6/21 15:50	32.8	↑0.8
6/21 16:00	33.7	↑0.9
6/21 16:10	34.8	↑1.1
6/21 16:20	35.9	↑1.1
6/21 16:30	37.1	↑1.2
6/21 16:40	38.5	↑1.4
6/21 16:50	39.9	↑1.4
6/21 17:00	41.4	↑1.5
6/21 17:10	42.9	↑1.5
6/21 17:20	44.5	↑1.6
6/21 17:30	46.2	↑1.7
6/21 17:40	47.9	↑1.7
6/21 17:50	49.7	↑1.8
6/21 18:00	51.5	↑1.8
6/21 18:10	53.3	↑1.8
6/21 18:20	55.1	↑1.8
6/21 18:30	57.0	↑1.9
6/21 18:40	58.8	↑1.8
6/21 18:50	60.6	↑1.8
6/21 19:00	62.4	↑1.8
6/21 19:10	64.2	↑1.8
6/21 19:20	65.9	↑1.7
6/21 19:30	67.5	↑1.6
6/21 19:40	69.1	↑1.6
6/21 19:50	70.5	↑1.4
6/21 20:00	71.9	↑1.4
6/21 20:10	73.2	↑1.3
6/21 20:20	74.3	↑1.1
6/21 20:30	75.4	↑1.1
6/21 20:40	76.3	↑0.9
6/21 20:50	77.1	↑0.8
6/21 21:00	77.7	↑0.6
6/21 21:10	78.2	↑0.5
6/21 21:20	78.6	↑0.4
6/21 21:30	78.9	↑0.3
6/21 21:40	79.0	↑0.1	満潮
6/21 21:50	79.0	0
6/21 22:00	78.8	↓-0.2
6/21 22:10	78.5	↓-0.3
6/21 22:20	78.1	↓-0.4
6/21 22:30	77.6	↓-0.5
6/21 22:40	77.0	↓-0.6
6/21 22:50	76.2	↓-0.8
6/21 23:00	75.3	↓-0.9
6/21 23:10	74.4	↓-0.9
6/21 23:20	73.3	↓-1.1
6/21 23:30	72.1	↓-1.2
6/21 23:40	70.9	↓-1.2
6/21 23:50	69.5	↓-1.4