1 (金)	04:38	11:03	17:27	23:13
	128cm	3cm	125cm	41cm
大潮 出 05:25 入 18:01 出 06:15 入 19:49 潮干狩り ◎ 08:55～13:07

日立（茨城）2033年04月1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
4/1 00:00	42.8	↑2.6
4/1 00:10	45.7	↑2.9
4/1 00:20	48.8	↑3.1
4/1 00:30	52.2	↑3.4
4/1 00:40	55.8	↑3.6
4/1 00:50	59.6	↑3.8
4/1 01:00	63.6	↑4.0
4/1 01:10	67.7	↑4.1
4/1 01:20	71.9	↑4.2
4/1 01:30	76.1	↑4.2
4/1 01:40	80.4	↑4.3
4/1 01:50	84.6	↑4.2
4/1 02:00	88.8	↑4.2
4/1 02:10	92.9	↑4.1
4/1 02:20	96.9	↑4.0
4/1 02:30	100.7	↑3.8
4/1 02:40	104.4	↑3.7
4/1 02:50	107.8	↑3.4
4/1 03:00	111.1	↑3.3
4/1 03:10	114.1	↑3.0
4/1 03:20	116.8	↑2.7
4/1 03:30	119.2	↑2.4
4/1 03:40	121.3	↑2.1
4/1 03:50	123.1	↑1.8
4/1 04:00	124.6	↑1.5
4/1 04:10	125.7	↑1.1
4/1 04:20	126.5	↑0.8
4/1 04:30	126.9	↑0.4	満潮
4/1 04:40	127.0	↑0.1
4/1 04:50	126.7	↓-0.3
4/1 05:00	126.0	↓-0.7
4/1 05:10	124.9	↓-1.1
4/1 05:20	123.4	↓-1.5
4/1 05:30	121.6	↓-1.8
4/1 05:40	119.4	↓-2.2
4/1 05:50	116.8	↓-2.6
4/1 06:00	113.9	↓-2.9
4/1 06:10	110.6	↓-3.3
4/1 06:20	107.0	↓-3.6
4/1 06:30	103.1	↓-3.9
4/1 06:40	98.9	↓-4.2
4/1 06:50	94.5	↓-4.4
4/1 07:00	89.9	↓-4.6
4/1 07:10	85.1	↓-4.8
4/1 07:20	80.1	↓-5.0
4/1 07:30	75.0	↓-5.1
4/1 07:40	69.9	↓-5.1
4/1 07:50	64.7	↓-5.2	最大潮位差
4/1 08:00	59.6	↓-5.1
4/1 08:10	54.5	↓-5.1
4/1 08:20	49.4	↓-5.1
4/1 08:30	44.5	↓-4.9
4/1 08:40	39.8	↓-4.7
4/1 08:50	35.2	↓-4.6
4/1 09:00	30.9	↓-4.3
4/1 09:10	26.7	↓-4.2
4/1 09:20	22.9	↓-3.8
4/1 09:30	19.3	↓-3.6
4/1 09:40	16.1	↓-3.2
4/1 09:50	13.1	↓-3.0
4/1 10:00	10.5	↓-2.6
4/1 10:10	8.3	↓-2.2
4/1 10:20	6.4	↓-1.9
4/1 10:30	5.0	↓-1.4
4/1 10:40	3.9	↓-1.1
4/1 10:50	3.2	↓-0.7
4/1 11:00	2.9	↓-0.3	干潮
4/1 11:10	3.0	↑0.1
4/1 11:20	3.6	↑0.6
4/1 11:30	4.5	↑0.9
4/1 11:40	5.9	↑1.4
4/1 11:50	7.6	↑1.7
4/1 12:00	9.8	↑2.2
4/1 12:10	12.4	↑2.6
4/1 12:20	15.3	↑2.9
4/1 12:30	18.6	↑3.3
4/1 12:40	22.2	↑3.6
4/1 12:50	26.1	↑3.9
4/1 13:00	30.3	↑4.2
4/1 13:10	34.7	↑4.4
4/1 13:20	39.3	↑4.6
4/1 13:30	44.1	↑4.8
4/1 13:40	49.1	↑5.0
4/1 13:50	54.1	↑5.0
4/1 14:00	59.1	↑5.0
4/1 14:10	64.2	↑5.1
4/1 14:20	69.3	↑5.1
4/1 14:30	74.3	↑5.0
4/1 14:40	79.2	↑4.9
4/1 14:50	83.9	↑4.7
4/1 15:00	88.6	↑4.7
4/1 15:10	93.0	↑4.4
4/1 15:20	97.2	↑4.2
4/1 15:30	101.1	↑3.9
4/1 15:40	104.8	↑3.7
4/1 15:50	108.3	↑3.5
4/1 16:00	111.4	↑3.1
4/1 16:10	114.2	↑2.8
4/1 16:20	116.7	↑2.5
4/1 16:30	118.9	↑2.2
4/1 16:40	120.7	↑1.8
4/1 16:50	122.2	↑1.5
4/1 17:00	123.3	↑1.1
4/1 17:10	124.1	↑0.8
4/1 17:20	124.5	↑0.4	満潮
4/1 17:30	124.5	0
4/1 17:40	124.2	↓-0.3
4/1 17:50	123.5	↓-0.7
4/1 18:00	122.4	↓-1.1
4/1 18:10	121.0	↓-1.4
4/1 18:20	119.2	↓-1.8
4/1 18:30	117.1	↓-2.1
4/1 18:40	114.8	↓-2.3
4/1 18:50	112.1	↓-2.7
4/1 19:00	109.2	↓-2.9
4/1 19:10	106.0	↓-3.2
4/1 19:20	102.6	↓-3.4
4/1 19:30	99.1	↓-3.5
4/1 19:40	95.5	↓-3.6
4/1 19:50	91.7	↓-3.8
4/1 20:00	87.9	↓-3.8
4/1 20:10	84.0	↓-3.9
4/1 20:20	80.1	↓-3.9
4/1 20:30	76.3	↓-3.8
4/1 20:40	72.5	↓-3.8
4/1 20:50	68.9	↓-3.6
4/1 21:00	65.3	↓-3.6
4/1 21:10	62.0	↓-3.3
4/1 21:20	58.8	↓-3.2
4/1 21:30	55.8	↓-3.0
4/1 21:40	53.0	↓-2.8
4/1 21:50	50.5	↓-2.5
4/1 22:00	48.2	↓-2.3
4/1 22:10	46.1	↓-2.1
4/1 22:20	44.4	↓-1.7
4/1 22:30	42.9	↓-1.5
4/1 22:40	41.8	↓-1.1
4/1 22:50	40.9	↓-0.9
4/1 23:00	40.4	↓-0.5
4/1 23:10	40.2	↓-0.2	干潮
4/1 23:20	40.3	↑0.1
4/1 23:30	40.7	↑0.4
4/1 23:40	41.4	↑0.7
4/1 23:50	42.5	↑1.1