1 (木)	04:15	10:07	16:26	22:38
	108cm	25cm	122cm	24cm
大潮 出 05:24 入 18:01 出 05:34 入 18:14 潮干狩り ○ 09:06～11:07

那珂湊（茨城）2060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	36.6	↑3.2
4/1 00:10	40.1	↑3.5
4/1 00:20	43.7	↑3.6
4/1 00:30	47.4	↑3.7
4/1 00:40	51.1	↑3.7
4/1 00:50	55.0	↑3.9
4/1 01:00	58.9	↑3.9
4/1 01:10	62.8	↑3.9
4/1 01:20	66.7	↑3.9
4/1 01:30	70.5	↑3.8
4/1 01:40	74.3	↑3.8
4/1 01:50	78.0	↑3.7
4/1 02:00	81.6	↑3.6
4/1 02:10	85.0	↑3.4
4/1 02:20	88.3	↑3.3
4/1 02:30	91.3	↑3.0
4/1 02:40	94.2	↑2.9
4/1 02:50	96.8	↑2.6
4/1 03:00	99.2	↑2.4
4/1 03:10	101.3	↑2.1
4/1 03:20	103.2	↑1.9
4/1 03:30	104.7	↑1.5
4/1 03:40	105.9	↑1.2
4/1 03:50	106.9	↑1.0
4/1 04:00	107.5	↑0.6
4/1 04:10	107.8	↑0.3	満潮
4/1 04:20	107.7	↓-0.1
4/1 04:30	107.4	↓-0.3
4/1 04:40	106.7	↓-0.7
4/1 04:50	105.7	↓-1.0
4/1 05:00	104.4	↓-1.3
4/1 05:10	102.7	↓-1.7
4/1 05:20	100.8	↓-1.9
4/1 05:30	98.6	↓-2.2
4/1 05:40	96.2	↓-2.4
4/1 05:50	93.5	↓-2.7
4/1 06:00	90.6	↓-2.9
4/1 06:10	87.5	↓-3.1
4/1 06:20	84.3	↓-3.2
4/1 06:30	80.9	↓-3.4
4/1 06:40	77.3	↓-3.6
4/1 06:50	73.7	↓-3.6
4/1 07:00	70.0	↓-3.7
4/1 07:10	66.3	↓-3.7
4/1 07:20	62.6	↓-3.7
4/1 07:30	59.0	↓-3.6
4/1 07:40	55.3	↓-3.7
4/1 07:50	51.8	↓-3.5
4/1 08:00	48.4	↓-3.4
4/1 08:10	45.1	↓-3.3
4/1 08:20	42.0	↓-3.1
4/1 08:30	39.1	↓-2.9
4/1 08:40	36.4	↓-2.7
4/1 08:50	34.0	↓-2.4
4/1 09:00	31.8	↓-2.2
4/1 09:10	29.8	↓-2.0
4/1 09:20	28.2	↓-1.6
4/1 09:30	26.9	↓-1.3
4/1 09:40	25.9	↓-1.0
4/1 09:50	25.2	↓-0.7
4/1 10:00	24.8	↓-0.4	干潮
4/1 10:10	24.8	0
4/1 10:20	25.1	↑0.3
4/1 10:30	25.7	↑0.6
4/1 10:40	26.6	↑0.9
4/1 10:50	27.9	↑1.3
4/1 11:00	29.4	↑1.5
4/1 11:10	31.3	↑1.9
4/1 11:20	33.5	↑2.2
4/1 11:30	35.9	↑2.4
4/1 11:40	38.5	↑2.6
4/1 11:50	41.4	↑2.9
4/1 12:00	44.6	↑3.2
4/1 12:10	47.9	↑3.3
4/1 12:20	51.3	↑3.4
4/1 12:30	55.0	↑3.7
4/1 12:40	58.7	↑3.7
4/1 12:50	62.5	↑3.8
4/1 13:00	66.5	↑4.0
4/1 13:10	70.4	↑3.9
4/1 13:20	74.4	↑4.0
4/1 13:30	78.3	↑3.9
4/1 13:40	82.3	↑4.0
4/1 13:50	86.1	↑3.8
4/1 14:00	89.9	↑3.8
4/1 14:10	93.6	↑3.7
4/1 14:20	97.1	↑3.5
4/1 14:30	100.5	↑3.4
4/1 14:40	103.7	↑3.2
4/1 14:50	106.6	↑2.9
4/1 15:00	109.4	↑2.8
4/1 15:10	111.9	↑2.5
4/1 15:20	114.1	↑2.2
4/1 15:30	116.0	↑1.9
4/1 15:40	117.7	↑1.7
4/1 15:50	119.0	↑1.3
4/1 16:00	120.0	↑1.0
4/1 16:10	120.7	↑0.7
4/1 16:20	121.0	↑0.3	満潮
4/1 16:30	121.0	0
4/1 16:40	120.7	↓-0.3
4/1 16:50	120.0	↓-0.7
4/1 17:00	119.0	↓-1.0
4/1 17:10	117.6	↓-1.4
4/1 17:20	116.0	↓-1.6
4/1 17:30	114.0	↓-2.0
4/1 17:40	111.7	↓-2.3
4/1 17:50	109.1	↓-2.6
4/1 18:00	106.2	↓-2.9
4/1 18:10	103.1	↓-3.1
4/1 18:20	99.8	↓-3.3
4/1 18:30	96.3	↓-3.5
4/1 18:40	92.6	↓-3.7
4/1 18:50	88.8	↓-3.8
4/1 19:00	84.8	↓-4.0
4/1 19:10	80.7	↓-4.1
4/1 19:20	76.6	↓-4.1
4/1 19:30	72.5	↓-4.1
4/1 19:40	68.3	↓-4.2	最大潮位差
4/1 19:50	64.2	↓-4.1
4/1 20:00	60.1	↓-4.1
4/1 20:10	56.2	↓-3.9
4/1 20:20	52.3	↓-3.9
4/1 20:30	48.6	↓-3.7
4/1 20:40	45.1	↓-3.5
4/1 20:50	41.8	↓-3.3
4/1 21:00	38.7	↓-3.1
4/1 21:10	35.8	↓-2.9
4/1 21:20	33.2	↓-2.6
4/1 21:30	30.9	↓-2.3
4/1 21:40	28.9	↓-2.0
4/1 21:50	27.2	↓-1.7
4/1 22:00	25.8	↓-1.4
4/1 22:10	24.7	↓-1.1
4/1 22:20	24.0	↓-0.7
4/1 22:30	23.6	↓-0.4	干潮
4/1 22:40	23.5	↓-0.1
4/1 22:50	23.8	↑0.3
4/1 23:00	24.4	↑0.6
4/1 23:10	25.3	↑0.9
4/1 23:20	26.5	↑1.2
4/1 23:30	28.0	↑1.5
4/1 23:40	29.8	↑1.8
4/1 23:50	31.9	↑2.1