9 (日)	04:52	11:40	18:02	23:35
	88cm	-1cm	75cm	34cm
中潮 出 05:09 入 18:12 出 21:44 入 06:29 潮干狩り ◎ 09:22～13:59

函館（北海道）2023年04月9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
4/9 00:00	29.7	↑1.1
4/9 00:10	30.9	↑1.2
4/9 00:20	32.4	↑1.5
4/9 00:30	34.1	↑1.7
4/9 00:40	36.0	↑1.9
4/9 00:50	38.1	↑2.1
4/9 01:00	40.3	↑2.2
4/9 01:10	42.7	↑2.4
4/9 01:20	45.1	↑2.4
4/9 01:30	47.7	↑2.6
4/9 01:40	50.4	↑2.7
4/9 01:50	53.1	↑2.7
4/9 02:00	55.9	↑2.8
4/9 02:10	58.7	↑2.8
4/9 02:20	61.5	↑2.8
4/9 02:30	64.2	↑2.7
4/9 02:40	66.9	↑2.7
4/9 02:50	69.6	↑2.7
4/9 03:00	72.1	↑2.5
4/9 03:10	74.5	↑2.4
4/9 03:20	76.7	↑2.2
4/9 03:30	78.8	↑2.1
4/9 03:40	80.7	↑1.9
4/9 03:50	82.4	↑1.7
4/9 04:00	83.9	↑1.5
4/9 04:10	85.1	↑1.2
4/9 04:20	86.1	↑1.0
4/9 04:30	86.8	↑0.7
4/9 04:40	87.2	↑0.4
4/9 04:50	87.4	↑0.2	満潮
4/9 05:00	87.3	↓-0.1
4/9 05:10	86.9	↓-0.4
4/9 05:20	86.2	↓-0.7
4/9 05:30	85.3	↓-0.9
4/9 05:40	84.1	↓-1.2
4/9 05:50	82.6	↓-1.5
4/9 06:00	80.9	↓-1.7
4/9 06:10	79.0	↓-1.9
4/9 06:20	76.9	↓-2.1
4/9 06:30	74.6	↓-2.3
4/9 06:40	72.1	↓-2.5
4/9 06:50	69.5	↓-2.6
4/9 07:00	66.7	↓-2.8
4/9 07:10	63.8	↓-2.9
4/9 07:20	60.8	↓-3.0
4/9 07:30	57.7	↓-3.1
4/9 07:40	54.5	↓-3.2
4/9 07:50	51.3	↓-3.2
4/9 08:00	48.0	↓-3.3	最大潮位差
4/9 08:10	44.7	↓-3.3	最大潮位差
4/9 08:20	41.4	↓-3.3	最大潮位差
4/9 08:30	38.1	↓-3.3	最大潮位差
4/9 08:40	34.8	↓-3.3	最大潮位差
4/9 08:50	31.5	↓-3.3	最大潮位差
4/9 09:00	28.3	↓-3.2
4/9 09:10	25.2	↓-3.1
4/9 09:20	22.1	↓-3.1
4/9 09:30	19.2	↓-2.9
4/9 09:40	16.4	↓-2.8
4/9 09:50	13.7	↓-2.7
4/9 10:00	11.2	↓-2.5
4/9 10:10	8.8	↓-2.4
4/9 10:20	6.7	↓-2.1
4/9 10:30	4.7	↓-2.0
4/9 10:40	3.0	↓-1.7
4/9 10:50	1.6	↓-1.4
4/9 11:00	0.3	↓-1.3
4/9 11:10	-0.6	↓-0.9
4/9 11:20	-1.3	↓-0.7
4/9 11:30	-1.7	↓-0.4	干潮
4/9 11:40	-1.8	↓-0.1	干潮
4/9 11:50	-1.7	↑0.1
4/9 12:00	-1.2	↑0.5
4/9 12:10	-0.5	↑0.7
4/9 12:20	0.5	↑1.0
4/9 12:30	1.7	↑1.2
4/9 12:40	3.2	↑1.5
4/9 12:50	4.9	↑1.7
4/9 13:00	6.8	↑1.9
4/9 13:10	9.0	↑2.2
4/9 13:20	11.3	↑2.3
4/9 13:30	13.8	↑2.5
4/9 13:40	16.5	↑2.7
4/9 13:50	19.3	↑2.8
4/9 14:00	22.2	↑2.9
4/9 14:10	25.2	↑3.0
4/9 14:20	28.3	↑3.1
4/9 14:30	31.4	↑3.1
4/9 14:40	34.5	↑3.1
4/9 14:50	37.7	↑3.2
4/9 15:00	40.9	↑3.2
4/9 15:10	44.0	↑3.1
4/9 15:20	47.1	↑3.1
4/9 15:30	50.1	↑3.0
4/9 15:40	52.9	↑2.8
4/9 15:50	55.7	↑2.8
4/9 16:00	58.4	↑2.7
4/9 16:10	60.8	↑2.4
4/9 16:20	63.1	↑2.3
4/9 16:30	65.3	↑2.2
4/9 16:40	67.2	↑1.9
4/9 16:50	68.9	↑1.7
4/9 17:00	70.4	↑1.5
4/9 17:10	71.6	↑1.2
4/9 17:20	72.6	↑1.0
4/9 17:30	73.4	↑0.8
4/9 17:40	74.0	↑0.6
4/9 17:50	74.3	↑0.3
4/9 18:00	74.5	↑0.2	満潮
4/9 18:10	74.4	↓-0.1
4/9 18:20	74.1	↓-0.3
4/9 18:30	73.6	↓-0.5
4/9 18:40	73.0	↓-0.6
4/9 18:50	72.1	↓-0.9
4/9 19:00	71.1	↓-1.0
4/9 19:10	70.0	↓-1.1
4/9 19:20	68.8	↓-1.2
4/9 19:30	67.4	↓-1.4
4/9 19:40	66.0	↓-1.4
4/9 19:50	64.4	↓-1.6
4/9 20:00	62.8	↓-1.6
4/9 20:10	61.1	↓-1.7
4/9 20:20	59.4	↓-1.7
4/9 20:30	57.6	↓-1.8
4/9 20:40	55.8	↓-1.8
4/9 20:50	53.9	↓-1.9
4/9 21:00	52.1	↓-1.8
4/9 21:10	50.3	↓-1.8
4/9 21:20	48.5	↓-1.8
4/9 21:30	46.7	↓-1.8
4/9 21:40	45.0	↓-1.7
4/9 21:50	43.3	↓-1.7
4/9 22:00	41.7	↓-1.6
4/9 22:10	40.2	↓-1.5
4/9 22:20	38.9	↓-1.3
4/9 22:30	37.6	↓-1.3
4/9 22:40	36.5	↓-1.1
4/9 22:50	35.6	↓-0.9
4/9 23:00	34.8	↓-0.8
4/9 23:10	34.2	↓-0.6
4/9 23:20	33.8	↓-0.4
4/9 23:30	33.6	↓-0.2	干潮
4/9 23:40	33.7	↑0.1
4/9 23:50	33.9	↑0.2