01 (金)	04:39	10:56	17:32	23:18
	112cm	9cm	118cm	40cm
大潮 出 05:25 入 18:01 出 06:16 入 19:49 潮干狩り ◎ 08:59～12:53

那珂湊（茨城）2033年04月01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	40.1	↑2.2
4/1 00:10	42.5	↑2.4
4/1 00:20	45.1	↑2.6
4/1 00:30	47.9	↑2.8
4/1 00:40	50.8	↑2.9
4/1 00:50	54.0	↑3.2
4/1 01:00	57.2	↑3.2
4/1 01:10	60.6	↑3.4
4/1 01:20	64.0	↑3.4
4/1 01:30	67.5	↑3.5
4/1 01:40	71.0	↑3.5
4/1 01:50	74.5	↑3.5
4/1 02:00	78.0	↑3.5
4/1 02:10	81.4	↑3.4
4/1 02:20	84.8	↑3.4
4/1 02:30	88.1	↑3.3
4/1 02:40	91.2	↑3.1
4/1 02:50	94.2	↑3.0
4/1 03:00	97.0	↑2.8
4/1 03:10	99.6	↑2.6
4/1 03:20	102.1	↑2.5
4/1 03:30	104.2	↑2.1
4/1 03:40	106.2	↑2.0
4/1 03:50	107.8	↑1.6
4/1 04:00	109.2	↑1.4
4/1 04:10	110.3	↑1.1
4/1 04:20	111.0	↑0.7
4/1 04:30	111.4	↑0.4	満潮
4/1 04:40	111.5	↑0.1
4/1 04:50	111.3	↓-0.2
4/1 05:00	110.7	↓-0.6
4/1 05:10	109.8	↓-0.9
4/1 05:20	108.6	↓-1.2
4/1 05:30	107.0	↓-1.6
4/1 05:40	105.1	↓-1.9
4/1 05:50	102.9	↓-2.2
4/1 06:00	100.4	↓-2.5
4/1 06:10	97.6	↓-2.8
4/1 06:20	94.5	↓-3.1
4/1 06:30	91.2	↓-3.3
4/1 06:40	87.7	↓-3.5
4/1 06:50	83.9	↓-3.8
4/1 07:00	80.0	↓-3.9
4/1 07:10	76.0	↓-4.0
4/1 07:20	71.8	↓-4.2
4/1 07:30	67.5	↓-4.3
4/1 07:40	63.2	↓-4.3
4/1 07:50	58.8	↓-4.4	最大潮位差
4/1 08:00	54.5	↓-4.3
4/1 08:10	50.2	↓-4.3
4/1 08:20	45.9	↓-4.3
4/1 08:30	41.8	↓-4.1
4/1 08:40	37.8	↓-4.0
4/1 08:50	33.9	↓-3.9
4/1 09:00	30.2	↓-3.7
4/1 09:10	26.8	↓-3.4
4/1 09:20	23.5	↓-3.3
4/1 09:30	20.6	↓-2.9
4/1 09:40	17.9	↓-2.7
4/1 09:50	15.5	↓-2.4
4/1 10:00	13.4	↓-2.1
4/1 10:10	11.7	↓-1.7
4/1 10:20	10.3	↓-1.4
4/1 10:30	9.2	↓-1.1
4/1 10:40	8.5	↓-0.7
4/1 10:50	8.2	↓-0.3	干潮
4/1 11:00	8.2	0
4/1 11:10	8.5	↑0.3
4/1 11:20	9.3	↑0.8
4/1 11:30	10.3	↑1.0
4/1 11:40	11.7	↑1.4
4/1 11:50	13.4	↑1.7
4/1 12:00	15.5	↑2.1
4/1 12:10	17.8	↑2.3
4/1 12:20	20.4	↑2.6
4/1 12:30	23.3	↑2.9
4/1 12:40	26.4	↑3.1
4/1 12:50	29.8	↑3.4
4/1 13:00	33.3	↑3.5
4/1 13:10	37.1	↑3.8
4/1 13:20	40.9	↑3.8
4/1 13:30	45.0	↑4.1
4/1 13:40	49.1	↑4.1
4/1 13:50	53.3	↑4.2
4/1 14:00	57.6	↑4.3
4/1 14:10	61.9	↑4.3
4/1 14:20	66.2	↑4.3
4/1 14:30	70.5	↑4.3
4/1 14:40	74.7	↑4.2
4/1 14:50	78.9	↑4.2
4/1 15:00	82.9	↑4.0
4/1 15:10	86.9	↑4.0
4/1 15:20	90.6	↑3.7
4/1 15:30	94.3	↑3.7
4/1 15:40	97.7	↑3.4
4/1 15:50	100.9	↑3.2
4/1 16:00	103.8	↑2.9
4/1 16:10	106.5	↑2.7
4/1 16:20	109.0	↑2.5
4/1 16:30	111.1	↑2.1
4/1 16:40	113.0	↑1.9
4/1 16:50	114.5	↑1.5
4/1 17:00	115.7	↑1.2
4/1 17:10	116.6	↑0.9
4/1 17:20	117.1	↑0.5
4/1 17:30	117.3	↑0.2	満潮
4/1 17:40	117.2	↓-0.1
4/1 17:50	116.7	↓-0.5
4/1 18:00	115.9	↓-0.8
4/1 18:10	114.8	↓-1.1
4/1 18:20	113.4	↓-1.4
4/1 18:30	111.7	↓-1.7
4/1 18:40	109.7	↓-2.0
4/1 18:50	107.4	↓-2.3
4/1 19:00	104.9	↓-2.5
4/1 19:10	102.2	↓-2.7
4/1 19:20	99.2	↓-3.0
4/1 19:30	96.1	↓-3.1
4/1 19:40	92.9	↓-3.2
4/1 19:50	89.5	↓-3.4
4/1 20:00	86.1	↓-3.4
4/1 20:10	82.6	↓-3.5
4/1 20:20	79.1	↓-3.5
4/1 20:30	75.5	↓-3.6
4/1 20:40	72.0	↓-3.5
4/1 20:50	68.6	↓-3.4
4/1 21:00	65.2	↓-3.4
4/1 21:10	62.0	↓-3.2
4/1 21:20	58.9	↓-3.1
4/1 21:30	56.0	↓-2.9
4/1 21:40	53.3	↓-2.7
4/1 21:50	50.7	↓-2.6
4/1 22:00	48.4	↓-2.3
4/1 22:10	46.4	↓-2.0
4/1 22:20	44.6	↓-1.8
4/1 22:30	43.1	↓-1.5
4/1 22:40	41.8	↓-1.3
4/1 22:50	40.9	↓-0.9
4/1 23:00	40.2	↓-0.7
4/1 23:10	39.8	↓-0.4	干潮
4/1 23:20	39.8	0
4/1 23:30	40.0	↑0.2
4/1 23:40	40.5	↑0.5
4/1 23:50	41.3	↑0.8