29 (水)	03:58	10:20	16:37	22:30
	140cm	37cm	131cm	47cm
大潮 出 05:31 入 17:26 出 05:37 入 18:02

那珂湊（茨城）2038年09月29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
9/29 00:00	79.5	↑3.1
9/29 00:10	82.6	↑3.1
9/29 00:20	85.9	↑3.3
9/29 00:30	89.3	↑3.4
9/29 00:40	92.7	↑3.4
9/29 00:50	96.2	↑3.5
9/29 01:00	99.7	↑3.5
9/29 01:10	103.2	↑3.5
9/29 01:20	106.6	↑3.4
9/29 01:30	110.0	↑3.4
9/29 01:40	113.4	↑3.4
9/29 01:50	116.6	↑3.2
9/29 02:00	119.6	↑3.0
9/29 02:10	122.6	↑3.0
9/29 02:20	125.3	↑2.7
9/29 02:30	127.9	↑2.6
9/29 02:40	130.2	↑2.3
9/29 02:50	132.3	↑2.1
9/29 03:00	134.1	↑1.8
9/29 03:10	135.7	↑1.6
9/29 03:20	137.0	↑1.3
9/29 03:30	138.0	↑1.0
9/29 03:40	138.7	↑0.7
9/29 03:50	139.1	↑0.4	満潮
9/29 04:00	139.1	0
9/29 04:10	138.9	↓-0.2
9/29 04:20	138.3	↓-0.6
9/29 04:30	137.3	↓-1.0
9/29 04:40	136.1	↓-1.2
9/29 04:50	134.5	↓-1.6
9/29 05:00	132.7	↓-1.8
9/29 05:10	130.5	↓-2.2
9/29 05:20	128.0	↓-2.5
9/29 05:30	125.3	↓-2.7
9/29 05:40	122.3	↓-3.0
9/29 05:50	119.0	↓-3.3
9/29 06:00	115.6	↓-3.4
9/29 06:10	111.9	↓-3.7
9/29 06:20	108.1	↓-3.8
9/29 06:30	104.1	↓-4.0
9/29 06:40	100.1	↓-4.0
9/29 06:50	95.9	↓-4.2
9/29 07:00	91.7	↓-4.2
9/29 07:10	87.4	↓-4.3	最大潮位差
9/29 07:20	83.1	↓-4.3	最大潮位差
9/29 07:30	78.9	↓-4.2
9/29 07:40	74.7	↓-4.2
9/29 07:50	70.6	↓-4.1
9/29 08:00	66.7	↓-3.9
9/29 08:10	62.8	↓-3.9
9/29 08:20	59.2	↓-3.6
9/29 08:30	55.8	↓-3.4
9/29 08:40	52.5	↓-3.3
9/29 08:50	49.5	↓-3.0
9/29 09:00	46.8	↓-2.7
9/29 09:10	44.4	↓-2.4
9/29 09:20	42.2	↓-2.2
9/29 09:30	40.4	↓-1.8
9/29 09:40	38.9	↓-1.5
9/29 09:50	37.8	↓-1.1
9/29 10:00	36.9	↓-0.9
9/29 10:10	36.4	↓-0.5	干潮
9/29 10:20	36.3	↓-0.1	干潮
9/29 10:30	36.5	↑0.2
9/29 10:40	37.0	↑0.5
9/29 10:50	37.9	↑0.9
9/29 11:00	39.0	↑1.1
9/29 11:10	40.5	↑1.5
9/29 11:20	42.3	↑1.8
9/29 11:30	44.4	↑2.1
9/29 11:40	46.8	↑2.4
9/29 11:50	49.4	↑2.6
9/29 12:00	52.2	↑2.8
9/29 12:10	55.3	↑3.1
9/29 12:20	58.5	↑3.2
9/29 12:30	61.9	↑3.4
9/29 12:40	65.5	↑3.6
9/29 12:50	69.2	↑3.7
9/29 13:00	72.9	↑3.7
9/29 13:10	76.8	↑3.9
9/29 13:20	80.6	↑3.8
9/29 13:30	84.5	↑3.9
9/29 13:40	88.4	↑3.9
9/29 13:50	92.3	↑3.9
9/29 14:00	96.1	↑3.8
9/29 14:10	99.8	↑3.7
9/29 14:20	103.3	↑3.5
9/29 14:30	106.8	↑3.5
9/29 14:40	110.1	↑3.3
9/29 14:50	113.2	↑3.1
9/29 15:00	116.1	↑2.9
9/29 15:10	118.8	↑2.7
9/29 15:20	121.2	↑2.4
9/29 15:30	123.4	↑2.2
9/29 15:40	125.3	↑1.9
9/29 15:50	126.9	↑1.6
9/29 16:00	128.2	↑1.3
9/29 16:10	129.2	↑1.0
9/29 16:20	129.9	↑0.7
9/29 16:30	130.3	↑0.4	満潮
9/29 16:40	130.3	0
9/29 16:50	130.0	↓-0.3
9/29 17:00	129.4	↓-0.6
9/29 17:10	128.4	↓-1.0
9/29 17:20	127.2	↓-1.2
9/29 17:30	125.6	↓-1.6
9/29 17:40	123.7	↓-1.9
9/29 17:50	121.6	↓-2.1
9/29 18:00	119.2	↓-2.4
9/29 18:10	116.6	↓-2.6
9/29 18:20	113.7	↓-2.9
9/29 18:30	110.6	↓-3.1
9/29 18:40	107.4	↓-3.2
9/29 18:50	104.0	↓-3.4
9/29 19:00	100.4	↓-3.6
9/29 19:10	96.8	↓-3.6
9/29 19:20	93.1	↓-3.7
9/29 19:30	89.4	↓-3.7
9/29 19:40	85.7	↓-3.7
9/29 19:50	82.0	↓-3.7
9/29 20:00	78.3	↓-3.7
9/29 20:10	74.8	↓-3.5
9/29 20:20	71.3	↓-3.5
9/29 20:30	68.0	↓-3.3
9/29 20:40	64.8	↓-3.2
9/29 20:50	61.8	↓-3.0
9/29 21:00	59.1	↓-2.7
9/29 21:10	56.6	↓-2.5
9/29 21:20	54.3	↓-2.3
9/29 21:30	52.3	↓-2.0
9/29 21:40	50.6	↓-1.7
9/29 21:50	49.2	↓-1.4
9/29 22:00	48.1	↓-1.1
9/29 22:10	47.4	↓-0.7
9/29 22:20	46.9	↓-0.5	干潮
9/29 22:30	46.8	↓-0.1	干潮
9/29 22:40	47.0	↑0.2
9/29 22:50	47.5	↑0.5
9/29 23:00	48.4	↑0.9
9/29 23:10	49.6	↑1.2
9/29 23:20	51.0	↑1.4
9/29 23:30	52.8	↑1.8
9/29 23:40	54.8	↑2.0
9/29 23:50	57.1	↑2.3