2 (月)	05:58	00:18	20:02	13:03
	128cm	62cm	103cm	6cm
中潮 出 05:23 入 18:02 出 23:14 入 08:10 潮干狩り ◎ 10:47～15:23

日立（茨城）2040年04月2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
4/2 00:00	61.7	↓-0.5
4/2 00:10	61.4	↓-0.3	干潮
4/2 00:20	61.3	↓-0.1
4/2 00:30	61.5	↑0.2
4/2 00:40	62.0	↑0.5
4/2 00:50	62.6	↑0.6
4/2 01:00	63.6	↑1.0
4/2 01:10	64.7	↑1.1
4/2 01:20	66.1	↑1.4
4/2 01:30	67.8	↑1.7
4/2 01:40	69.6	↑1.8
4/2 01:50	71.7	↑2.1
4/2 02:00	73.9	↑2.2
4/2 02:10	76.4	↑2.5
4/2 02:20	79.0	↑2.6
4/2 02:30	81.8	↑2.8
4/2 02:40	84.6	↑2.8
4/2 02:50	87.6	↑3.0
4/2 03:00	90.7	↑3.1
4/2 03:10	93.8	↑3.1
4/2 03:20	96.9	↑3.1
4/2 03:30	100.0	↑3.1
4/2 03:40	103.1	↑3.1
4/2 03:50	106.1	↑3.0
4/2 04:00	109.0	↑2.9
4/2 04:10	111.8	↑2.8
4/2 04:20	114.5	↑2.7
4/2 04:30	116.9	↑2.4
4/2 04:40	119.2	↑2.3
4/2 04:50	121.2	↑2.0
4/2 05:00	123.0	↑1.8
4/2 05:10	124.6	↑1.6
4/2 05:20	125.8	↑1.2
4/2 05:30	126.8	↑1.0
4/2 05:40	127.5	↑0.7
4/2 05:50	127.9	↑0.4	満潮
4/2 06:00	127.9	0
4/2 06:10	127.7	↓-0.2
4/2 06:20	127.1	↓-0.6
4/2 06:30	126.2	↓-0.9
4/2 06:40	125.0	↓-1.2
4/2 06:50	123.5	↓-1.5
4/2 07:00	121.6	↓-1.9
4/2 07:10	119.5	↓-2.1
4/2 07:20	117.1	↓-2.4
4/2 07:30	114.4	↓-2.7
4/2 07:40	111.4	↓-3.0
4/2 07:50	108.2	↓-3.2
4/2 08:00	104.7	↓-3.5
4/2 08:10	101.0	↓-3.7
4/2 08:20	97.1	↓-3.9
4/2 08:30	93.0	↓-4.1
4/2 08:40	88.8	↓-4.2
4/2 08:50	84.4	↓-4.4
4/2 09:00	80.0	↓-4.4
4/2 09:10	75.4	↓-4.6
4/2 09:20	70.8	↓-4.6
4/2 09:30	66.1	↓-4.7	最大潮位差
4/2 09:40	61.5	↓-4.6
4/2 09:50	56.9	↓-4.6
4/2 10:00	52.4	↓-4.5
4/2 10:10	47.9	↓-4.5
4/2 10:20	43.6	↓-4.3
4/2 10:30	39.4	↓-4.2
4/2 10:40	35.4	↓-4.0
4/2 10:50	31.6	↓-3.8
4/2 11:00	28.0	↓-3.6
4/2 11:10	24.6	↓-3.4
4/2 11:20	21.4	↓-3.2
4/2 11:30	18.6	↓-2.8
4/2 11:40	15.9	↓-2.7
4/2 11:50	13.6	↓-2.3
4/2 12:00	11.6	↓-2.0
4/2 12:10	9.8	↓-1.8
4/2 12:20	8.4	↓-1.4
4/2 12:30	7.3	↓-1.1
4/2 12:40	6.4	↓-0.9
4/2 12:50	5.9	↓-0.5
4/2 13:00	5.7	↓-0.2	干潮
4/2 13:10	5.8	↑0.1
4/2 13:20	6.2	↑0.4
4/2 13:30	6.9	↑0.7
4/2 13:40	8.0	↑1.1
4/2 13:50	9.3	↑1.3
4/2 14:00	10.9	↑1.6
4/2 14:10	12.7	↑1.8
4/2 14:20	14.8	↑2.1
4/2 14:30	17.2	↑2.4
4/2 14:40	19.8	↑2.6
4/2 14:50	22.6	↑2.8
4/2 15:00	25.6	↑3.0
4/2 15:10	28.8	↑3.2
4/2 15:20	32.1	↑3.3
4/2 15:30	35.6	↑3.5
4/2 15:40	39.2	↑3.6
4/2 15:50	42.8	↑3.6
4/2 16:00	46.5	↑3.7
4/2 16:10	50.3	↑3.8
4/2 16:20	54.0	↑3.7
4/2 16:30	57.7	↑3.7
4/2 16:40	61.4	↑3.7
4/2 16:50	65.0	↑3.6
4/2 17:00	68.5	↑3.5
4/2 17:10	71.9	↑3.4
4/2 17:20	75.2	↑3.3
4/2 17:30	78.4	↑3.2
4/2 17:40	81.4	↑3.0
4/2 17:50	84.2	↑2.8
4/2 18:00	86.9	↑2.7
4/2 18:10	89.3	↑2.4
4/2 18:20	91.6	↑2.3
4/2 18:30	93.7	↑2.1
4/2 18:40	95.6	↑1.9
4/2 18:50	97.2	↑1.6
4/2 19:00	98.6	↑1.4
4/2 19:10	99.9	↑1.3
4/2 19:20	100.9	↑1.0
4/2 19:30	101.6	↑0.7
4/2 19:40	102.2	↑0.6
4/2 19:50	102.5	↑0.3
4/2 20:00	102.7	↑0.2	満潮
4/2 20:10	102.6	↓-0.1
4/2 20:20	102.3	↓-0.3
4/2 20:30	101.8	↓-0.5
4/2 20:40	101.2	↓-0.6
4/2 20:50	100.3	↓-0.9
4/2 21:00	99.3	↓-1.0
4/2 21:10	98.2	↓-1.1
4/2 21:20	96.9	↓-1.3
4/2 21:30	95.6	↓-1.3
4/2 21:40	94.1	↓-1.5
4/2 21:50	92.5	↓-1.6
4/2 22:00	91.0	↓-1.5
4/2 22:10	89.3	↓-1.7
4/2 22:20	87.7	↓-1.6
4/2 22:30	86.1	↓-1.6
4/2 22:40	84.5	↓-1.6
4/2 22:50	82.9	↓-1.6
4/2 23:00	81.4	↓-1.5
4/2 23:10	80.0	↓-1.4
4/2 23:20	78.7	↓-1.3
4/2 23:30	77.5	↓-1.2
4/2 23:40	76.4	↓-1.1
4/2 23:50	75.5	↓-0.9