2 (日)	04:03	10:13	16:43	22:37
	109cm	15cm	118cm	37cm
大潮 出 05:23 入 18:02 出 18:44 入 05:13 潮干狩り ◎ 08:31～11:54

那珂湊（茨城）2045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	46.1	↑3.0
4/2 00:10	49.2	↑3.1
4/2 00:20	52.5	↑3.3
4/2 00:30	55.8	↑3.3
4/2 00:40	59.3	↑3.5
4/2 00:50	62.8	↑3.5
4/2 01:00	66.3	↑3.5
4/2 01:10	69.9	↑3.6
4/2 01:20	73.4	↑3.5
4/2 01:30	76.9	↑3.5
4/2 01:40	80.3	↑3.4
4/2 01:50	83.6	↑3.3
4/2 02:00	86.8	↑3.2
4/2 02:10	89.8	↑3.0
4/2 02:20	92.7	↑2.9
4/2 02:30	95.4	↑2.7
4/2 02:40	97.9	↑2.5
4/2 02:50	100.2	↑2.3
4/2 03:00	102.2	↑2.0
4/2 03:10	103.9	↑1.7
4/2 03:20	105.4	↑1.5
4/2 03:30	106.5	↑1.1
4/2 03:40	107.4	↑0.9
4/2 03:50	108.0	↑0.6
4/2 04:00	108.2	↑0.2	満潮
4/2 04:10	108.1	↓-0.1
4/2 04:20	107.7	↓-0.4
4/2 04:30	107.0	↓-0.7
4/2 04:40	105.9	↓-1.1
4/2 04:50	104.5	↓-1.4
4/2 05:00	102.9	↓-1.6
4/2 05:10	100.9	↓-2.0
4/2 05:20	98.6	↓-2.3
4/2 05:30	96.1	↓-2.5
4/2 05:40	93.3	↓-2.8
4/2 05:50	90.3	↓-3.0
4/2 06:00	87.0	↓-3.3
4/2 06:10	83.6	↓-3.4
4/2 06:20	80.0	↓-3.6
4/2 06:30	76.3	↓-3.7
4/2 06:40	72.4	↓-3.9
4/2 06:50	68.5	↓-3.9
4/2 07:00	64.5	↓-4.0
4/2 07:10	60.5	↓-4.0
4/2 07:20	56.5	↓-4.0
4/2 07:30	52.5	↓-4.0
4/2 07:40	48.6	↓-3.9
4/2 07:50	44.7	↓-3.9
4/2 08:00	41.0	↓-3.7
4/2 08:10	37.5	↓-3.5
4/2 08:20	34.1	↓-3.4
4/2 08:30	30.9	↓-3.2
4/2 08:40	28.0	↓-2.9
4/2 08:50	25.2	↓-2.8
4/2 09:00	22.8	↓-2.4
4/2 09:10	20.6	↓-2.2
4/2 09:20	18.7	↓-1.9
4/2 09:30	17.2	↓-1.5
4/2 09:40	15.9	↓-1.3
4/2 09:50	15.0	↓-0.9
4/2 10:00	14.5	↓-0.5
4/2 10:10	14.2	↓-0.3	干潮
4/2 10:20	14.4	↑0.2
4/2 10:30	14.8	↑0.4
4/2 10:40	15.6	↑0.8
4/2 10:50	16.7	↑1.1
4/2 11:00	18.2	↑1.5
4/2 11:10	19.9	↑1.7
4/2 11:20	22.0	↑2.1
4/2 11:30	24.3	↑2.3
4/2 11:40	26.9	↑2.6
4/2 11:50	29.8	↑2.9
4/2 12:00	32.9	↑3.1
4/2 12:10	36.2	↑3.3
4/2 12:20	39.7	↑3.5
4/2 12:30	43.4	↑3.7
4/2 12:40	47.2	↑3.8
4/2 12:50	51.1	↑3.9
4/2 13:00	55.2	↑4.1
4/2 13:10	59.3	↑4.1
4/2 13:20	63.4	↑4.1
4/2 13:30	67.6	↑4.2	最大潮位差
4/2 13:40	71.7	↑4.1
4/2 13:50	75.9	↑4.2	最大潮位差
4/2 14:00	79.9	↑4.0
4/2 14:10	83.9	↑4.0
4/2 14:20	87.7	↑3.8
4/2 14:30	91.4	↑3.7
4/2 14:40	95.0	↑3.6
4/2 14:50	98.4	↑3.4
4/2 15:00	101.5	↑3.1
4/2 15:10	104.4	↑2.9
4/2 15:20	107.1	↑2.7
4/2 15:30	109.5	↑2.4
4/2 15:40	111.7	↑2.2
4/2 15:50	113.5	↑1.8
4/2 16:00	115.0	↑1.5
4/2 16:10	116.2	↑1.2
4/2 16:20	117.1	↑0.9
4/2 16:30	117.7	↑0.6
4/2 16:40	117.9	↑0.2	満潮
4/2 16:50	117.8	↓-0.1
4/2 17:00	117.4	↓-0.4
4/2 17:10	116.6	↓-0.8
4/2 17:20	115.6	↓-1.0
4/2 17:30	114.2	↓-1.4
4/2 17:40	112.5	↓-1.7
4/2 17:50	110.5	↓-2.0
4/2 18:00	108.3	↓-2.2
4/2 18:10	105.8	↓-2.5
4/2 18:20	103.1	↓-2.7
4/2 18:30	100.1	↓-3.0
4/2 18:40	97.0	↓-3.1
4/2 18:50	93.8	↓-3.2
4/2 19:00	90.4	↓-3.4
4/2 19:10	86.9	↓-3.5
4/2 19:20	83.3	↓-3.6
4/2 19:30	79.7	↓-3.6
4/2 19:40	76.0	↓-3.7
4/2 19:50	72.4	↓-3.6
4/2 20:00	68.8	↓-3.6
4/2 20:10	65.3	↓-3.5
4/2 20:20	61.9	↓-3.4
4/2 20:30	58.6	↓-3.3
4/2 20:40	55.5	↓-3.1
4/2 20:50	52.5	↓-3.0
4/2 21:00	49.7	↓-2.8
4/2 21:10	47.2	↓-2.5
4/2 21:20	44.9	↓-2.3
4/2 21:30	42.8	↓-2.1
4/2 21:40	41.0	↓-1.8
4/2 21:50	39.5	↓-1.5
4/2 22:00	38.2	↓-1.3
4/2 22:10	37.3	↓-0.9
4/2 22:20	36.6	↓-0.7
4/2 22:30	36.3	↓-0.3	干潮
4/2 22:40	36.2	↓-0.1
4/2 22:50	36.5	↑0.3
4/2 23:00	37.0	↑0.5
4/2 23:10	37.9	↑0.9
4/2 23:20	39.0	↑1.1
4/2 23:30	40.4	↑1.4
4/2 23:40	42.1	↑1.7
4/2 23:50	44.0	↑1.9