29 (火)	00:46	08:06	15:00	19:42
	123cm	31cm	106cm	82cm
中潮 出 04:24 入 19:00 出 01:54 入 15:52

那珂湊（茨城）2038年06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
6/29 00:00	120.8	↑1.0
6/29 00:10	121.6	↑0.8
6/29 00:20	122.2	↑0.6
6/29 00:30	122.6	↑0.4
6/29 00:40	122.8	↑0.2	満潮
6/29 00:50	122.8	0
6/29 01:00	122.6	↓-0.2
6/29 01:10	122.2	↓-0.4
6/29 01:20	121.6	↓-0.6
6/29 01:30	120.7	↓-0.9
6/29 01:40	119.7	↓-1.0
6/29 01:50	118.4	↓-1.3
6/29 02:00	116.9	↓-1.5
6/29 02:10	115.3	↓-1.6
6/29 02:20	113.4	↓-1.9
6/29 02:30	111.3	↓-2.1
6/29 02:40	109.1	↓-2.2
6/29 02:50	106.7	↓-2.4
6/29 03:00	104.2	↓-2.5
6/29 03:10	101.5	↓-2.7
6/29 03:20	98.7	↓-2.8
6/29 03:30	95.7	↓-3.0
6/29 03:40	92.7	↓-3.0
6/29 03:50	89.5	↓-3.2
6/29 04:00	86.3	↓-3.2
6/29 04:10	83.1	↓-3.2
6/29 04:20	79.8	↓-3.3
6/29 04:30	76.5	↓-3.3
6/29 04:40	73.1	↓-3.4	最大潮位差
6/29 04:50	69.8	↓-3.3
6/29 05:00	66.6	↓-3.2
6/29 05:10	63.3	↓-3.3
6/29 05:20	60.2	↓-3.1
6/29 05:30	57.1	↓-3.1
6/29 05:40	54.1	↓-3.0
6/29 05:50	51.2	↓-2.9
6/29 06:00	48.5	↓-2.7
6/29 06:10	45.9	↓-2.6
6/29 06:20	43.5	↓-2.4
6/29 06:30	41.2	↓-2.3
6/29 06:40	39.2	↓-2.0
6/29 06:50	37.3	↓-1.9
6/29 07:00	35.7	↓-1.6
6/29 07:10	34.2	↓-1.5
6/29 07:20	33.0	↓-1.2
6/29 07:30	32.1	↓-0.9
6/29 07:40	31.3	↓-0.8
6/29 07:50	30.9	↓-0.4
6/29 08:00	30.6	↓-0.3	干潮
6/29 08:10	30.6	0
6/29 08:20	30.9	↑0.3
6/29 08:30	31.3	↑0.4
6/29 08:40	32.1	↑0.8
6/29 08:50	33.0	↑0.9
6/29 09:00	34.2	↑1.2
6/29 09:10	35.6	↑1.4
6/29 09:20	37.2	↑1.6
6/29 09:30	38.9	↑1.7
6/29 09:40	40.9	↑2.0
6/29 09:50	43.0	↑2.1
6/29 10:00	45.3	↑2.3
6/29 10:10	47.7	↑2.4
6/29 10:20	50.2	↑2.5
6/29 10:30	52.9	↑2.7
6/29 10:40	55.6	↑2.7
6/29 10:50	58.4	↑2.8
6/29 11:00	61.2	↑2.8
6/29 11:10	64.0	↑2.8
6/29 11:20	66.9	↑2.9
6/29 11:30	69.8	↑2.9
6/29 11:40	72.6	↑2.8
6/29 11:50	75.4	↑2.8
6/29 12:00	78.2	↑2.8
6/29 12:10	80.9	↑2.7
6/29 12:20	83.5	↑2.6
6/29 12:30	85.9	↑2.4
6/29 12:40	88.3	↑2.4
6/29 12:50	90.6	↑2.3
6/29 13:00	92.7	↑2.1
6/29 13:10	94.7	↑2.0
6/29 13:20	96.5	↑1.8
6/29 13:30	98.1	↑1.6
6/29 13:40	99.6	↑1.5
6/29 13:50	100.9	↑1.3
6/29 14:00	102.1	↑1.2
6/29 14:10	103.0	↑0.9
6/29 14:20	103.8	↑0.8
6/29 14:30	104.4	↑0.6
6/29 14:40	104.8	↑0.4
6/29 14:50	105.0	↑0.2	満潮
6/29 15:00	105.1	↑0.1	満潮
6/29 15:10	105.0	↓-0.1
6/29 15:20	104.8	↓-0.2
6/29 15:30	104.4	↓-0.4
6/29 15:40	103.8	↓-0.6
6/29 15:50	103.2	↓-0.6
6/29 16:00	102.4	↓-0.8
6/29 16:10	101.5	↓-0.9
6/29 16:20	100.4	↓-1.1
6/29 16:30	99.4	↓-1.0
6/29 16:40	98.2	↓-1.2
6/29 16:50	97.0	↓-1.2
6/29 17:00	95.7	↓-1.3
6/29 17:10	94.4	↓-1.3
6/29 17:20	93.1	↓-1.3
6/29 17:30	91.8	↓-1.3
6/29 17:40	90.5	↓-1.3
6/29 17:50	89.3	↓-1.2
6/29 18:00	88.1	↓-1.2
6/29 18:10	86.9	↓-1.2
6/29 18:20	85.8	↓-1.1
6/29 18:30	84.8	↓-1.0
6/29 18:40	83.9	↓-0.9
6/29 18:50	83.1	↓-0.8
6/29 19:00	82.5	↓-0.6
6/29 19:10	82.0	↓-0.5
6/29 19:20	81.6	↓-0.4
6/29 19:30	81.3	↓-0.3
6/29 19:40	81.2	↓-0.1	干潮
6/29 19:50	81.3	↑0.1
6/29 20:00	81.5	↑0.2
6/29 20:10	81.8	↑0.3
6/29 20:20	82.4	↑0.6
6/29 20:30	83.1	↑0.7
6/29 20:40	83.9	↑0.8
6/29 20:50	84.9	↑1.0
6/29 21:00	86.1	↑1.2
6/29 21:10	87.3	↑1.2
6/29 21:20	88.8	↑1.5
6/29 21:30	90.3	↑1.5
6/29 21:40	91.9	↑1.6
6/29 21:50	93.7	↑1.8
6/29 22:00	95.5	↑1.8
6/29 22:10	97.4	↑1.9
6/29 22:20	99.3	↑1.9
6/29 22:30	101.3	↑2.0
6/29 22:40	103.3	↑2.0
6/29 22:50	105.3	↑2.0
6/29 23:00	107.3	↑2.0
6/29 23:10	109.2	↑1.9
6/29 23:20	111.1	↑1.9
6/29 23:30	113.0	↑1.9
6/29 23:40	114.8	↑1.8
6/29 23:50	116.4	↑1.6