2 (火)	03:36	09:48	16:02	21:59
	116cm	22cm	117cm	38cm
出 05:24 入 18:01 出 04:37 入 17:30 潮干狩り ○ 08:21～11:10

日立（茨城）2030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	63.4	↑3.4
4/2 00:10	66.9	↑3.5
4/2 00:20	70.4	↑3.5
4/2 00:30	74.0	↑3.6
4/2 00:40	77.5	↑3.5
4/2 00:50	81.0	↑3.5
4/2 01:00	84.4	↑3.4
4/2 01:10	87.8	↑3.4
4/2 01:20	91.0	↑3.2
4/2 01:30	94.2	↑3.2
4/2 01:40	97.1	↑2.9
4/2 01:50	99.9	↑2.8
4/2 02:00	102.5	↑2.6
4/2 02:10	105.0	↑2.5
4/2 02:20	107.2	↑2.2
4/2 02:30	109.2	↑2.0
4/2 02:40	110.9	↑1.7
4/2 02:50	112.4	↑1.5
4/2 03:00	113.6	↑1.2
4/2 03:10	114.5	↑0.9
4/2 03:20	115.1	↑0.6
4/2 03:30	115.4	↑0.3	満潮
4/2 03:40	115.4	0
4/2 03:50	115.1	↓-0.3
4/2 04:00	114.5	↓-0.6
4/2 04:10	113.5	↓-1.0
4/2 04:20	112.3	↓-1.2
4/2 04:30	110.7	↓-1.6
4/2 04:40	108.7	↓-2.0
4/2 04:50	106.5	↓-2.2
4/2 05:00	104.0	↓-2.5
4/2 05:10	101.2	↓-2.8
4/2 05:20	98.2	↓-3.0
4/2 05:30	94.9	↓-3.3
4/2 05:40	91.5	↓-3.4
4/2 05:50	87.9	↓-3.6
4/2 06:00	84.1	↓-3.8
4/2 06:10	80.2	↓-3.9
4/2 06:20	76.3	↓-3.9
4/2 06:30	72.3	↓-4.0
4/2 06:40	68.2	↓-4.1	最大潮位差
4/2 06:50	64.2	↓-4.0
4/2 07:00	60.3	↓-3.9
4/2 07:10	56.4	↓-3.9
4/2 07:20	52.6	↓-3.8
4/2 07:30	48.9	↓-3.7
4/2 07:40	45.4	↓-3.5
4/2 07:50	42.1	↓-3.3
4/2 08:00	38.9	↓-3.2
4/2 08:10	36.0	↓-2.9
4/2 08:20	33.2	↓-2.8
4/2 08:30	30.8	↓-2.4
4/2 08:40	28.6	↓-2.2
4/2 08:50	26.6	↓-2.0
4/2 09:00	25.0	↓-1.6
4/2 09:10	23.6	↓-1.4
4/2 09:20	22.6	↓-1.0
4/2 09:30	21.9	↓-0.7
4/2 09:40	21.5	↓-0.4	干潮
4/2 09:50	21.4	↓-0.1
4/2 10:00	21.7	↑0.3
4/2 10:10	22.3	↑0.6
4/2 10:20	23.3	↑1.0
4/2 10:30	24.6	↑1.3
4/2 10:40	26.3	↑1.7
4/2 10:50	28.2	↑1.9
4/2 11:00	30.5	↑2.3
4/2 11:10	33.1	↑2.6
4/2 11:20	35.9	↑2.8
4/2 11:30	39.0	↑3.1
4/2 11:40	42.3	↑3.3
4/2 11:50	45.8	↑3.5
4/2 12:00	49.5	↑3.7
4/2 12:10	53.3	↑3.8
4/2 12:20	57.3	↑4.0
4/2 12:30	61.3	↑4.0
4/2 12:40	65.3	↑4.0
4/2 12:50	69.3	↑4.0
4/2 13:00	73.4	↑4.1	最大潮位差
4/2 13:10	77.3	↑3.9
4/2 13:20	81.2	↑3.9
4/2 13:30	85.0	↑3.8
4/2 13:40	88.7	↑3.7
4/2 13:50	92.2	↑3.5
4/2 14:00	95.6	↑3.4
4/2 14:10	98.7	↑3.1
4/2 14:20	101.7	↑3.0
4/2 14:30	104.4	↑2.7
4/2 14:40	106.9	↑2.5
4/2 14:50	109.1	↑2.2
4/2 15:00	111.1	↑2.0
4/2 15:10	112.8	↑1.7
4/2 15:20	114.3	↑1.5
4/2 15:30	115.4	↑1.1
4/2 15:40	116.2	↑0.8
4/2 15:50	116.7	↑0.5
4/2 16:00	116.9	↑0.2	満潮
4/2 16:10	116.8	↓-0.1
4/2 16:20	116.4	↓-0.4
4/2 16:30	115.6	↓-0.8
4/2 16:40	114.5	↓-1.1
4/2 16:50	113.2	↓-1.3
4/2 17:00	111.5	↓-1.7
4/2 17:10	109.5	↓-2.0
4/2 17:20	107.3	↓-2.2
4/2 17:30	104.8	↓-2.5
4/2 17:40	102.1	↓-2.7
4/2 17:50	99.2	↓-2.9
4/2 18:00	96.1	↓-3.1
4/2 18:10	92.9	↓-3.2
4/2 18:20	89.5	↓-3.4
4/2 18:30	86.1	↓-3.4
4/2 18:40	82.6	↓-3.5
4/2 18:50	79.1	↓-3.5
4/2 19:00	75.6	↓-3.5
4/2 19:10	72.1	↓-3.5
4/2 19:20	68.7	↓-3.4
4/2 19:30	65.4	↓-3.3
4/2 19:40	62.1	↓-3.3
4/2 19:50	59.0	↓-3.1
4/2 20:00	56.1	↓-2.9
4/2 20:10	53.3	↓-2.8
4/2 20:20	50.7	↓-2.6
4/2 20:30	48.3	↓-2.4
4/2 20:40	46.1	↓-2.2
4/2 20:50	44.2	↓-1.9
4/2 21:00	42.5	↓-1.7
4/2 21:10	41.0	↓-1.5
4/2 21:20	39.8	↓-1.2
4/2 21:30	38.8	↓-1.0
4/2 21:40	38.2	↓-0.6
4/2 21:50	37.8	↓-0.4	干潮
4/2 22:00	37.7	↓-0.1
4/2 22:10	37.9	↑0.2
4/2 22:20	38.4	↑0.5
4/2 22:30	39.2	↑0.8
4/2 22:40	40.3	↑1.1
4/2 22:50	41.7	↑1.4
4/2 23:00	43.4	↑1.7
4/2 23:10	45.3	↑1.9
4/2 23:20	47.6	↑2.3
4/2 23:30	50.0	↑2.4
4/2 23:40	52.7	↑2.7
4/2 23:50	55.6	↑2.9