1 (日)	04:31	10:35	16:23	23:05
	100cm	35cm	106cm	14cm
大潮 出 05:34 入 17:22 出 18:19 入 07:23

函館（北海道）2023年10月1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
10/1 00:00	30.1	↑2.5
10/1 00:10	32.9	↑2.8
10/1 00:20	35.8	↑2.9
10/1 00:30	38.9	↑3.1
10/1 00:40	42.2	↑3.3
10/1 00:50	45.6	↑3.4
10/1 01:00	49.2	↑3.6
10/1 01:10	52.8	↑3.6
10/1 01:20	56.4	↑3.6
10/1 01:30	60.1	↑3.7	最大潮位差
10/1 01:40	63.7	↑3.6
10/1 01:50	67.3	↑3.6
10/1 02:00	70.9	↑3.6
10/1 02:10	74.3	↑3.4
10/1 02:20	77.6	↑3.3
10/1 02:30	80.7	↑3.1
10/1 02:40	83.6	↑2.9
10/1 02:50	86.3	↑2.7
10/1 03:00	88.8	↑2.5
10/1 03:10	91.1	↑2.3
10/1 03:20	93.1	↑2.0
10/1 03:30	94.8	↑1.7
10/1 03:40	96.3	↑1.5
10/1 03:50	97.5	↑1.2
10/1 04:00	98.4	↑0.9
10/1 04:10	99.1	↑0.7
10/1 04:20	99.4	↑0.3
10/1 04:30	99.6	↑0.2	満潮
10/1 04:40	99.4	↓-0.2
10/1 04:50	99.0	↓-0.4
10/1 05:00	98.4	↓-0.6
10/1 05:10	97.6	↓-0.8
10/1 05:20	96.5	↓-1.1
10/1 05:30	95.3	↓-1.2
10/1 05:40	93.8	↓-1.5
10/1 05:50	92.2	↓-1.6
10/1 06:00	90.4	↓-1.8
10/1 06:10	88.4	↓-2.0
10/1 06:20	86.3	↓-2.1
10/1 06:30	84.0	↓-2.3
10/1 06:40	81.7	↓-2.3
10/1 06:50	79.2	↓-2.5
10/1 07:00	76.6	↓-2.6
10/1 07:10	74.0	↓-2.6
10/1 07:20	71.3	↓-2.7
10/1 07:30	68.5	↓-2.8
10/1 07:40	65.7	↓-2.8
10/1 07:50	63.0	↓-2.7
10/1 08:00	60.2	↓-2.8
10/1 08:10	57.5	↓-2.7
10/1 08:20	54.8	↓-2.7
10/1 08:30	52.2	↓-2.6
10/1 08:40	49.7	↓-2.5
10/1 08:50	47.3	↓-2.4
10/1 09:00	45.1	↓-2.2
10/1 09:10	43.1	↓-2.0
10/1 09:20	41.2	↓-1.9
10/1 09:30	39.5	↓-1.7
10/1 09:40	38.0	↓-1.5
10/1 09:50	36.8	↓-1.2
10/1 10:00	35.8	↓-1.0
10/1 10:10	35.0	↓-0.8
10/1 10:20	34.5	↓-0.5
10/1 10:30	34.3	↓-0.2	干潮
10/1 10:40	34.3	0
10/1 10:50	34.6	↑0.3
10/1 11:00	35.1	↑0.5
10/1 11:10	36.0	↑0.9
10/1 11:20	37.1	↑1.1
10/1 11:30	38.4	↑1.3
10/1 11:40	40.0	↑1.6
10/1 11:50	41.9	↑1.9
10/1 12:00	43.9	↑2.0
10/1 12:10	46.2	↑2.3
10/1 12:20	48.7	↑2.5
10/1 12:30	51.3	↑2.6
10/1 12:40	54.1	↑2.8
10/1 12:50	57.1	↑3.0
10/1 13:00	60.1	↑3.0
10/1 13:10	63.3	↑3.2
10/1 13:20	66.5	↑3.2
10/1 13:30	69.8	↑3.3
10/1 13:40	73.1	↑3.3
10/1 13:50	76.3	↑3.2
10/1 14:00	79.5	↑3.2
10/1 14:10	82.6	↑3.1
10/1 14:20	85.6	↑3.0
10/1 14:30	88.5	↑2.9
10/1 14:40	91.2	↑2.7
10/1 14:50	93.8	↑2.6
10/1 15:00	96.1	↑2.3
10/1 15:10	98.2	↑2.1
10/1 15:20	100.0	↑1.8
10/1 15:30	101.6	↑1.6
10/1 15:40	102.9	↑1.3
10/1 15:50	104.0	↑1.1
10/1 16:00	104.7	↑0.7
10/1 16:10	105.2	↑0.5
10/1 16:20	105.4	↑0.2	満潮
10/1 16:30	105.3	↓-0.1
10/1 16:40	104.9	↓-0.4
10/1 16:50	104.3	↓-0.6
10/1 17:00	103.4	↓-0.9
10/1 17:10	102.2	↓-1.2
10/1 17:20	100.8	↓-1.4
10/1 17:30	99.2	↓-1.6
10/1 17:40	97.3	↓-1.9
10/1 17:50	95.2	↓-2.1
10/1 18:00	93.0	↓-2.2
10/1 18:10	90.5	↓-2.5
10/1 18:20	87.9	↓-2.6
10/1 18:30	85.1	↓-2.8
10/1 18:40	82.2	↓-2.9
10/1 18:50	79.2	↓-3.0
10/1 19:00	76.0	↓-3.2
10/1 19:10	72.7	↓-3.3
10/1 19:20	69.3	↓-3.4
10/1 19:30	65.9	↓-3.4
10/1 19:40	62.4	↓-3.5
10/1 19:50	58.8	↓-3.6
10/1 20:00	55.3	↓-3.5
10/1 20:10	51.7	↓-3.6
10/1 20:20	48.2	↓-3.5
10/1 20:30	44.8	↓-3.4
10/1 20:40	41.4	↓-3.4
10/1 20:50	38.0	↓-3.4
10/1 21:00	34.9	↓-3.1
10/1 21:10	31.8	↓-3.1
10/1 21:20	29.0	↓-2.8
10/1 21:30	26.3	↓-2.7
10/1 21:40	23.8	↓-2.5
10/1 21:50	21.6	↓-2.2
10/1 22:00	19.6	↓-2.0
10/1 22:10	17.8	↓-1.8
10/1 22:20	16.4	↓-1.4
10/1 22:30	15.2	↓-1.2
10/1 22:40	14.3	↓-0.9
10/1 22:50	13.7	↓-0.6
10/1 23:00	13.5	↓-0.2	干潮
10/1 23:10	13.5	0
10/1 23:20	13.8	↑0.3
10/1 23:30	14.5	↑0.7
10/1 23:40	15.4	↑0.9
10/1 23:50	16.7	↑1.3