20 (木)	03:33	08:26	14:04	21:17
	112cm	78cm	135cm	9cm
大潮 出 06:20 入 17:18 出 04:55 入 15:48

船越湾（宮城）2031年02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
2/20 00:00	63.7	↑3.9
2/20 00:10	67.5	↑3.8
2/20 00:20	71.2	↑3.7
2/20 00:30	74.9	↑3.7
2/20 00:40	78.5	↑3.6
2/20 00:50	82.0	↑3.5
2/20 01:00	85.4	↑3.4
2/20 01:10	88.6	↑3.2
2/20 01:20	91.6	↑3.0
2/20 01:30	94.5	↑2.9
2/20 01:40	97.1	↑2.6
2/20 01:50	99.6	↑2.5
2/20 02:00	101.8	↑2.2
2/20 02:10	103.9	↑2.1
2/20 02:20	105.6	↑1.7
2/20 02:30	107.2	↑1.6
2/20 02:40	108.5	↑1.3
2/20 02:50	109.6	↑1.1
2/20 03:00	110.4	↑0.8
2/20 03:10	111.0	↑0.6
2/20 03:20	111.4	↑0.4
2/20 03:30	111.6	↑0.2	満潮
2/20 03:40	111.5	↓-0.1
2/20 03:50	111.2	↓-0.3
2/20 04:00	110.7	↓-0.5
2/20 04:10	110.0	↓-0.7
2/20 04:20	109.2	↓-0.8
2/20 04:30	108.1	↓-1.1
2/20 04:40	107.0	↓-1.1
2/20 04:50	105.7	↓-1.3
2/20 05:00	104.2	↓-1.5
2/20 05:10	102.7	↓-1.5
2/20 05:20	101.1	↓-1.6
2/20 05:30	99.4	↓-1.7
2/20 05:40	97.6	↓-1.8
2/20 05:50	95.9	↓-1.7
2/20 06:00	94.1	↓-1.8
2/20 06:10	92.3	↓-1.8
2/20 06:20	90.6	↓-1.7
2/20 06:30	88.8	↓-1.8
2/20 06:40	87.2	↓-1.6
2/20 06:50	85.6	↓-1.6
2/20 07:00	84.2	↓-1.4
2/20 07:10	82.8	↓-1.4
2/20 07:20	81.6	↓-1.2
2/20 07:30	80.5	↓-1.1
2/20 07:40	79.6	↓-0.9
2/20 07:50	78.8	↓-0.8
2/20 08:00	78.2	↓-0.6
2/20 08:10	77.8	↓-0.4
2/20 08:20	77.6	↓-0.2	干潮
2/20 08:30	77.6	0
2/20 08:40	77.8	↑0.2
2/20 08:50	78.3	↑0.5
2/20 09:00	78.9	↑0.6
2/20 09:10	79.7	↑0.8
2/20 09:20	80.8	↑1.1
2/20 09:30	82.1	↑1.3
2/20 09:40	83.5	↑1.4
2/20 09:50	85.1	↑1.6
2/20 10:00	87.0	↑1.9
2/20 10:10	89.0	↑2.0
2/20 10:20	91.1	↑2.1
2/20 10:30	93.4	↑2.3
2/20 10:40	95.8	↑2.4
2/20 10:50	98.3	↑2.5
2/20 11:00	100.8	↑2.5
2/20 11:10	103.5	↑2.7
2/20 11:20	106.1	↑2.6
2/20 11:30	108.8	↑2.7
2/20 11:40	111.5	↑2.7
2/20 11:50	114.1	↑2.6
2/20 12:00	116.7	↑2.6
2/20 12:10	119.2	↑2.5
2/20 12:20	121.5	↑2.3
2/20 12:30	123.8	↑2.3
2/20 12:40	125.9	↑2.1
2/20 12:50	127.8	↑1.9
2/20 13:00	129.6	↑1.8
2/20 13:10	131.1	↑1.5
2/20 13:20	132.4	↑1.3
2/20 13:30	133.4	↑1.0
2/20 13:40	134.2	↑0.8
2/20 13:50	134.7	↑0.5
2/20 14:00	135.0	↑0.3	満潮
2/20 14:10	134.9	↓-0.1
2/20 14:20	134.6	↓-0.3
2/20 14:30	133.9	↓-0.7
2/20 14:40	133.0	↓-0.9
2/20 14:50	131.7	↓-1.3
2/20 15:00	130.2	↓-1.5
2/20 15:10	128.3	↓-1.9
2/20 15:20	126.2	↓-2.1
2/20 15:30	123.8	↓-2.4
2/20 15:40	121.1	↓-2.7
2/20 15:50	118.1	↓-3.0
2/20 16:00	114.9	↓-3.2
2/20 16:10	111.5	↓-3.4
2/20 16:20	107.9	↓-3.6
2/20 16:30	104.1	↓-3.8
2/20 16:40	100.1	↓-4.0
2/20 16:50	96.0	↓-4.1
2/20 17:00	91.7	↓-4.3
2/20 17:10	87.3	↓-4.4
2/20 17:20	82.8	↓-4.5
2/20 17:30	78.3	↓-4.5
2/20 17:40	73.7	↓-4.6	最大潮位差
2/20 17:50	69.1	↓-4.6	最大潮位差
2/20 18:00	64.5	↓-4.6	最大潮位差
2/20 18:10	60.0	↓-4.5
2/20 18:20	55.5	↓-4.5
2/20 18:30	51.1	↓-4.4
2/20 18:40	46.7	↓-4.4
2/20 18:50	42.6	↓-4.1
2/20 19:00	38.5	↓-4.1
2/20 19:10	34.7	↓-3.8
2/20 19:20	31.0	↓-3.7
2/20 19:30	27.6	↓-3.4
2/20 19:40	24.4	↓-3.2
2/20 19:50	21.4	↓-3.0
2/20 20:00	18.7	↓-2.7
2/20 20:10	16.3	↓-2.4
2/20 20:20	14.3	↓-2.0
2/20 20:30	12.5	↓-1.8
2/20 20:40	11.1	↓-1.4
2/20 20:50	10.0	↓-1.1
2/20 21:00	9.2	↓-0.8
2/20 21:10	8.8	↓-0.4	干潮
2/20 21:20	8.8	0
2/20 21:30	9.1	↑0.3
2/20 21:40	9.7	↑0.6
2/20 21:50	10.8	↑1.1
2/20 22:00	12.1	↑1.3
2/20 22:10	13.8	↑1.7
2/20 22:20	15.9	↑2.1
2/20 22:30	18.2	↑2.3
2/20 22:40	20.9	↑2.7
2/20 22:50	23.8	↑2.9
2/20 23:00	27.0	↑3.2
2/20 23:10	30.4	↑3.4
2/20 23:20	34.0	↑3.6
2/20 23:30	37.8	↑3.8
2/20 23:40	41.8	↑4.0
2/20 23:50	45.9	↑4.1