20 (水)	02:19	08:02	13:45	20:12
	113cm	61cm	111cm	33cm
中潮 出 04:53 入 18:16 出 03:40 入 15:06

船越湾（宮城）2039年04月20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
4/20 00:00	92.6	↑2.6
4/20 00:10	95.1	↑2.5
4/20 00:20	97.5	↑2.4
4/20 00:30	99.8	↑2.3
4/20 00:40	101.9	↑2.1
4/20 00:50	103.8	↑1.9
4/20 01:00	105.5	↑1.7
4/20 01:10	107.1	↑1.6
4/20 01:20	108.5	↑1.4
4/20 01:30	109.6	↑1.1
4/20 01:40	110.6	↑1.0
4/20 01:50	111.3	↑0.7
4/20 02:00	111.8	↑0.5
4/20 02:10	112.1	↑0.3	満潮
4/20 02:20	112.2	↑0.1
4/20 02:30	112.1	↓-0.1
4/20 02:40	111.7	↓-0.4
4/20 02:50	111.1	↓-0.6
4/20 03:00	110.3	↓-0.8
4/20 03:10	109.3	↓-1.0
4/20 03:20	108.2	↓-1.1
4/20 03:30	106.8	↓-1.4
4/20 03:40	105.3	↓-1.5
4/20 03:50	103.6	↓-1.7
4/20 04:00	101.7	↓-1.9
4/20 04:10	99.7	↓-2.0
4/20 04:20	97.7	↓-2.0
4/20 04:30	95.5	↓-2.2
4/20 04:40	93.2	↓-2.3
4/20 04:50	90.9	↓-2.3
4/20 05:00	88.6	↓-2.3
4/20 05:10	86.2	↓-2.4
4/20 05:20	83.9	↓-2.3
4/20 05:30	81.5	↓-2.4
4/20 05:40	79.2	↓-2.3
4/20 05:50	77.0	↓-2.2
4/20 06:00	74.9	↓-2.1
4/20 06:10	72.8	↓-2.1
4/20 06:20	70.9	↓-1.9
4/20 06:30	69.1	↓-1.8
4/20 06:40	67.5	↓-1.6
4/20 06:50	66.0	↓-1.5
4/20 07:00	64.7	↓-1.3
4/20 07:10	63.5	↓-1.2
4/20 07:20	62.6	↓-0.9
4/20 07:30	61.9	↓-0.7
4/20 07:40	61.3	↓-0.6
4/20 07:50	61.0	↓-0.3
4/20 08:00	60.9	↓-0.1	干潮
4/20 08:10	61.0	↑0.1
4/20 08:20	61.3	↑0.3
4/20 08:30	61.8	↑0.5
4/20 08:40	62.5	↑0.7
4/20 08:50	63.4	↑0.9
4/20 09:00	64.5	↑1.1
4/20 09:10	65.7	↑1.2
4/20 09:20	67.1	↑1.4
4/20 09:30	68.7	↑1.6
4/20 09:40	70.4	↑1.7
4/20 09:50	72.2	↑1.8
4/20 10:00	74.2	↑2.0
4/20 10:10	76.2	↑2.0
4/20 10:20	78.3	↑2.1
4/20 10:30	80.5	↑2.2
4/20 10:40	82.7	↑2.2
4/20 10:50	84.9	↑2.2
4/20 11:00	87.2	↑2.3
4/20 11:10	89.4	↑2.2
4/20 11:20	91.6	↑2.2
4/20 11:30	93.7	↑2.1
4/20 11:40	95.8	↑2.1
4/20 11:50	97.8	↑2.0
4/20 12:00	99.8	↑2.0
4/20 12:10	101.6	↑1.8
4/20 12:20	103.2	↑1.6
4/20 12:30	104.8	↑1.6
4/20 12:40	106.1	↑1.3
4/20 12:50	107.3	↑1.2
4/20 13:00	108.4	↑1.1
4/20 13:10	109.2	↑0.8
4/20 13:20	109.8	↑0.6
4/20 13:30	110.2	↑0.4
4/20 13:40	110.4	↑0.2	満潮
4/20 13:50	110.4	0
4/20 14:00	110.2	↓-0.2
4/20 14:10	109.7	↓-0.5
4/20 14:20	109.0	↓-0.7
4/20 14:30	108.1	↓-0.9
4/20 14:40	107.0	↓-1.1
4/20 14:50	105.6	↓-1.4
4/20 15:00	104.0	↓-1.6
4/20 15:10	102.3	↓-1.7
4/20 15:20	100.3	↓-2.0
4/20 15:30	98.1	↓-2.2
4/20 15:40	95.8	↓-2.3
4/20 15:50	93.2	↓-2.6
4/20 16:00	90.6	↓-2.6
4/20 16:10	87.8	↓-2.8
4/20 16:20	84.9	↓-2.9
4/20 16:30	81.9	↓-3.0
4/20 16:40	78.8	↓-3.1
4/20 16:50	75.7	↓-3.1
4/20 17:00	72.5	↓-3.2
4/20 17:10	69.3	↓-3.2
4/20 17:20	66.2	↓-3.1
4/20 17:30	63.0	↓-3.2
4/20 17:40	59.9	↓-3.1
4/20 17:50	56.9	↓-3.0
4/20 18:00	54.0	↓-2.9
4/20 18:10	51.2	↓-2.8
4/20 18:20	48.5	↓-2.7
4/20 18:30	46.0	↓-2.5
4/20 18:40	43.6	↓-2.4
4/20 18:50	41.5	↓-2.1
4/20 19:00	39.6	↓-1.9
4/20 19:10	37.8	↓-1.8
4/20 19:20	36.4	↓-1.4
4/20 19:30	35.1	↓-1.3
4/20 19:40	34.2	↓-0.9
4/20 19:50	33.5	↓-0.7
4/20 20:00	33.0	↓-0.5
4/20 20:10	32.9	↓-0.1	干潮
4/20 20:20	33.0	↑0.1
4/20 20:30	33.4	↑0.4
4/20 20:40	34.0	↑0.6
4/20 20:50	35.0	↑1.0
4/20 21:00	36.2	↑1.2
4/20 21:10	37.6	↑1.4
4/20 21:20	39.4	↑1.8
4/20 21:30	41.3	↑1.9
4/20 21:40	43.5	↑2.2
4/20 21:50	45.9	↑2.4
4/20 22:00	48.5	↑2.6
4/20 22:10	51.2	↑2.7
4/20 22:20	54.1	↑2.9
4/20 22:30	57.2	↑3.1
4/20 22:40	60.4	↑3.2
4/20 22:50	63.6	↑3.2
4/20 23:00	67.0	↑3.4
4/20 23:10	70.4	↑3.4
4/20 23:20	73.8	↑3.4
4/20 23:30	77.2	↑3.4
4/20 23:40	80.7	↑3.5	最大潮位差
4/20 23:50	84.0	↑3.3