29 (金)	05:45	00:22	20:49	13:22
	120cm	83cm	101cm	17cm
小潮 出 04:48 入 18:24 出 08:35 入 23:39 潮干狩り ◎ 11:21～15:23

日立（茨城）2039年04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
4/29 00:00	82.4	↓-0.4
4/29 00:10	82.2	↓-0.2
4/29 00:20	82.1	↓-0.1	干潮
4/29 00:30	82.1	0
4/29 00:40	82.3	↑0.2
4/29 00:50	82.7	↑0.4
4/29 01:00	83.2	↑0.5
4/29 01:10	83.8	↑0.6
4/29 01:20	84.6	↑0.8
4/29 01:30	85.5	↑0.9
4/29 01:40	86.5	↑1.0
4/29 01:50	87.6	↑1.1
4/29 02:00	88.9	↑1.3
4/29 02:10	90.3	↑1.4
4/29 02:20	91.8	↑1.5
4/29 02:30	93.4	↑1.6
4/29 02:40	95.0	↑1.6
4/29 02:50	96.8	↑1.8
4/29 03:00	98.5	↑1.7
4/29 03:10	100.3	↑1.8
4/29 03:20	102.2	↑1.9
4/29 03:30	104.0	↑1.8
4/29 03:40	105.8	↑1.8
4/29 03:50	107.6	↑1.8
4/29 04:00	109.3	↑1.7
4/29 04:10	110.9	↑1.6
4/29 04:20	112.5	↑1.6
4/29 04:30	113.9	↑1.4
4/29 04:40	115.2	↑1.3
4/29 04:50	116.3	↑1.1
4/29 05:00	117.3	↑1.0
4/29 05:10	118.0	↑0.7
4/29 05:20	118.6	↑0.6
4/29 05:30	119.1	↑0.5
4/29 05:40	119.2	↑0.1	満潮
4/29 05:50	119.2	0
4/29 06:00	119.0	↓-0.2
4/29 06:10	118.6	↓-0.4
4/29 06:20	117.9	↓-0.7
4/29 06:30	117.0	↓-0.9
4/29 06:40	115.9	↓-1.1
4/29 06:50	114.6	↓-1.3
4/29 07:00	113.0	↓-1.6
4/29 07:10	111.3	↓-1.7
4/29 07:20	109.3	↓-2.0
4/29 07:30	107.2	↓-2.1
4/29 07:40	104.9	↓-2.3
4/29 07:50	102.4	↓-2.5
4/29 08:00	99.7	↓-2.7
4/29 08:10	96.8	↓-2.9
4/29 08:20	93.8	↓-3.0
4/29 08:30	90.7	↓-3.1
4/29 08:40	87.5	↓-3.2
4/29 08:50	84.1	↓-3.4
4/29 09:00	80.6	↓-3.5
4/29 09:10	77.1	↓-3.5
4/29 09:20	73.5	↓-3.6
4/29 09:30	69.9	↓-3.6
4/29 09:40	66.3	↓-3.6
4/29 09:50	62.6	↓-3.7	最大潮位差
4/29 10:00	59.0	↓-3.6
4/29 10:10	55.4	↓-3.6
4/29 10:20	51.9	↓-3.5
4/29 10:30	48.5	↓-3.4
4/29 10:40	45.2	↓-3.3
4/29 10:50	42.0	↓-3.2
4/29 11:00	38.9	↓-3.1
4/29 11:10	36.0	↓-2.9
4/29 11:20	33.3	↓-2.7
4/29 11:30	30.7	↓-2.6
4/29 11:40	28.3	↓-2.4
4/29 11:50	26.1	↓-2.2
4/29 12:00	24.2	↓-1.9
4/29 12:10	22.4	↓-1.8
4/29 12:20	20.9	↓-1.5
4/29 12:30	19.6	↓-1.3
4/29 12:40	18.5	↓-1.1
4/29 12:50	17.6	↓-0.9
4/29 13:00	17.0	↓-0.6
4/29 13:10	16.7	↓-0.3
4/29 13:20	16.5	↓-0.2	干潮
4/29 13:30	16.6	↑0.1
4/29 13:40	17.0	↑0.4
4/29 13:50	17.5	↑0.5
4/29 14:00	18.4	↑0.9
4/29 14:10	19.4	↑1.0
4/29 14:20	20.7	↑1.3
4/29 14:30	22.1	↑1.4
4/29 14:40	23.8	↑1.7
4/29 14:50	25.7	↑1.9
4/29 15:00	27.8	↑2.1
4/29 15:10	30.1	↑2.3
4/29 15:20	32.5	↑2.4
4/29 15:30	35.1	↑2.6
4/29 15:40	37.8	↑2.7
4/29 15:50	40.6	↑2.8
4/29 16:00	43.5	↑2.9
4/29 16:10	46.5	↑3.0
4/29 16:20	49.6	↑3.1
4/29 16:30	52.7	↑3.1
4/29 16:40	55.8	↑3.1
4/29 16:50	58.9	↑3.1
4/29 17:00	61.9	↑3.0
4/29 17:10	65.0	↑3.1
4/29 17:20	67.9	↑2.9
4/29 17:30	70.8	↑2.9
4/29 17:40	73.7	↑2.9
4/29 17:50	76.4	↑2.7
4/29 18:00	79.0	↑2.6
4/29 18:10	81.5	↑2.5
4/29 18:20	83.9	↑2.4
4/29 18:30	86.1	↑2.2
4/29 18:40	88.2	↑2.1
4/29 18:50	90.1	↑1.9
4/29 19:00	91.9	↑1.8
4/29 19:10	93.5	↑1.6
4/29 19:20	95.0	↑1.5
4/29 19:30	96.3	↑1.3
4/29 19:40	97.4	↑1.1
4/29 19:50	98.4	↑1.0
4/29 20:00	99.2	↑0.8
4/29 20:10	99.9	↑0.7
4/29 20:20	100.4	↑0.5
4/29 20:30	100.7	↑0.3
4/29 20:40	100.9	↑0.2	満潮
4/29 20:50	100.9	0
4/29 21:00	100.8	↓-0.1
4/29 21:10	100.6	↓-0.2
4/29 21:20	100.3	↓-0.3
4/29 21:30	99.8	↓-0.5
4/29 21:40	99.3	↓-0.5
4/29 21:50	98.6	↓-0.7
4/29 22:00	98.0	↓-0.6
4/29 22:10	97.2	↓-0.8
4/29 22:20	96.4	↓-0.8
4/29 22:30	95.6	↓-0.8
4/29 22:40	94.8	↓-0.8
4/29 22:50	94.0	↓-0.8
4/29 23:00	93.2	↓-0.8
4/29 23:10	92.4	↓-0.8
4/29 23:20	91.7	↓-0.7
4/29 23:30	91.0	↓-0.7
4/29 23:40	90.4	↓-0.6
4/29 23:50	89.8	↓-0.6