20 (火)	03:39	10:13	16:35	22:33
	130cm	8cm	136cm	50cm
大潮 出 04:52 入 18:16 出 19:15 入 05:32 潮干狩り ◎ 08:08～12:11

船越湾（宮城）2038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	64.4	↑3.6
4/20 00:10	68.1	↑3.7
4/20 00:20	72.0	↑3.9
4/20 00:30	76.0	↑4.0
4/20 00:40	80.0	↑4.0
4/20 00:50	84.2	↑4.2
4/20 01:00	88.3	↑4.1
4/20 01:10	92.5	↑4.2
4/20 01:20	96.6	↑4.1
4/20 01:30	100.6	↑4.0
4/20 01:40	104.4	↑3.8
4/20 01:50	108.1	↑3.7
4/20 02:00	111.6	↑3.5
4/20 02:10	114.9	↑3.3
4/20 02:20	117.9	↑3.0
4/20 02:30	120.6	↑2.7
4/20 02:40	123.0	↑2.4
4/20 02:50	125.0	↑2.0
4/20 03:00	126.7	↑1.7
4/20 03:10	128.0	↑1.3
4/20 03:20	128.9	↑0.9
4/20 03:30	129.4	↑0.5	満潮
4/20 03:40	129.5	↑0.1
4/20 03:50	129.2	↓-0.3
4/20 04:00	128.5	↓-0.7
4/20 04:10	127.4	↓-1.1
4/20 04:20	125.9	↓-1.5
4/20 04:30	124.1	↓-1.8
4/20 04:40	121.8	↓-2.3
4/20 04:50	119.2	↓-2.6
4/20 05:00	116.3	↓-2.9
4/20 05:10	113.1	↓-3.2
4/20 05:20	109.6	↓-3.5
4/20 05:30	105.8	↓-3.8
4/20 05:40	101.8	↓-4.0
4/20 05:50	97.6	↓-4.2
4/20 06:00	93.3	↓-4.3
4/20 06:10	88.7	↓-4.6
4/20 06:20	84.1	↓-4.6
4/20 06:30	79.4	↓-4.7
4/20 06:40	74.6	↓-4.8
4/20 06:50	69.8	↓-4.8
4/20 07:00	64.9	↓-4.9
4/20 07:10	60.2	↓-4.7
4/20 07:20	55.4	↓-4.8
4/20 07:30	50.8	↓-4.6
4/20 07:40	46.2	↓-4.6
4/20 07:50	41.8	↓-4.4
4/20 08:00	37.6	↓-4.2
4/20 08:10	33.6	↓-4.0
4/20 08:20	29.7	↓-3.9
4/20 08:30	26.1	↓-3.6
4/20 08:40	22.8	↓-3.3
4/20 08:50	19.7	↓-3.1
4/20 09:00	16.9	↓-2.8
4/20 09:10	14.5	↓-2.4
4/20 09:20	12.3	↓-2.2
4/20 09:30	10.5	↓-1.8
4/20 09:40	9.1	↓-1.4
4/20 09:50	8.0	↓-1.1
4/20 10:00	7.4	↓-0.6
4/20 10:10	7.1	↓-0.3	干潮
4/20 10:20	7.2	↑0.1
4/20 10:30	7.8	↑0.6
4/20 10:40	8.7	↑0.9
4/20 10:50	10.0	↑1.3
4/20 11:00	11.8	↑1.8
4/20 11:10	13.9	↑2.1
4/20 11:20	16.4	↑2.5
4/20 11:30	19.3	↑2.9
4/20 11:40	22.6	↑3.3
4/20 11:50	26.2	↑3.6
4/20 12:00	30.1	↑3.9
4/20 12:10	34.3	↑4.2
4/20 12:20	38.8	↑4.5
4/20 12:30	43.5	↑4.7
4/20 12:40	48.5	↑5.0
4/20 12:50	53.6	↑5.1
4/20 13:00	58.8	↑5.2
4/20 13:10	64.1	↑5.3
4/20 13:20	69.5	↑5.4	最大潮位差
4/20 13:30	74.9	↑5.4	最大潮位差
4/20 13:40	80.3	↑5.4	最大潮位差
4/20 13:50	85.6	↑5.3
4/20 14:00	90.8	↑5.2
4/20 14:10	95.8	↑5.0
4/20 14:20	100.7	↑4.9
4/20 14:30	105.4	↑4.7
4/20 14:40	109.8	↑4.4
4/20 14:50	113.9	↑4.1
4/20 15:00	117.8	↑3.9
4/20 15:10	121.3	↑3.5
4/20 15:20	124.4	↑3.1
4/20 15:30	127.2	↑2.8
4/20 15:40	129.5	↑2.3
4/20 15:50	131.5	↑2.0
4/20 16:00	133.1	↑1.6
4/20 16:10	134.3	↑1.2
4/20 16:20	135.0	↑0.7
4/20 16:30	135.4	↑0.4	満潮
4/20 16:40	135.3	↓-0.1
4/20 16:50	134.9	↓-0.4
4/20 17:00	134.0	↓-0.9
4/20 17:10	132.9	↓-1.1
4/20 17:20	131.3	↓-1.6
4/20 17:30	129.5	↓-1.8
4/20 17:40	127.4	↓-2.1
4/20 17:50	125.0	↓-2.4
4/20 18:00	122.3	↓-2.7
4/20 18:10	119.4	↓-2.9
4/20 18:20	116.3	↓-3.1
4/20 18:30	113.1	↓-3.2
4/20 18:40	109.7	↓-3.4
4/20 18:50	106.2	↓-3.5
4/20 19:00	102.6	↓-3.6
4/20 19:10	99.0	↓-3.6
4/20 19:20	95.3	↓-3.7
4/20 19:30	91.6	↓-3.7
4/20 19:40	87.9	↓-3.7
4/20 19:50	84.3	↓-3.6
4/20 20:00	80.7	↓-3.6
4/20 20:10	77.2	↓-3.5
4/20 20:20	73.9	↓-3.3
4/20 20:30	70.7	↓-3.2
4/20 20:40	67.6	↓-3.1
4/20 20:50	64.7	↓-2.9
4/20 21:00	62.0	↓-2.7
4/20 21:10	59.5	↓-2.5
4/20 21:20	57.3	↓-2.2
4/20 21:30	55.3	↓-2.0
4/20 21:40	53.5	↓-1.8
4/20 21:50	52.0	↓-1.5
4/20 22:00	50.9	↓-1.1
4/20 22:10	50.0	↓-0.9
4/20 22:20	49.4	↓-0.6
4/20 22:30	49.2	↓-0.2	干潮
4/20 22:40	49.3	↑0.1
4/20 22:50	49.7	↑0.4
4/20 23:00	50.5	↑0.8
4/20 23:10	51.5	↑1.0
4/20 23:20	53.0	↑1.5
4/20 23:30	54.7	↑1.7
4/20 23:40	56.7	↑2.0
4/20 23:50	59.1	↑2.4