29 (木)	02:51	09:07	15:36	21:30
	109cm	19cm	117cm	40cm
大潮 出 04:47 入 18:25 出 04:00 入 17:01 潮干狩り ○ 07:38～10:35

那珂湊（茨城）2060年04月29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
4/29 00:00	74.0	↑3.4
4/29 00:10	77.3	↑3.3
4/29 00:20	80.5	↑3.2
4/29 00:30	83.7	↑3.2
4/29 00:40	86.8	↑3.1
4/29 00:50	89.7	↑2.9
4/29 01:00	92.6	↑2.9
4/29 01:10	95.2	↑2.6
4/29 01:20	97.7	↑2.5
4/29 01:30	99.9	↑2.2
4/29 01:40	102.0	↑2.1
4/29 01:50	103.8	↑1.8
4/29 02:00	105.3	↑1.5
4/29 02:10	106.6	↑1.3
4/29 02:20	107.7	↑1.1
4/29 02:30	108.4	↑0.7
4/29 02:40	108.8	↑0.4
4/29 02:50	109.0	↑0.2	満潮
4/29 03:00	108.8	↓-0.2
4/29 03:10	108.4	↓-0.4
4/29 03:20	107.6	↓-0.8
4/29 03:30	106.6	↓-1.0
4/29 03:40	105.3	↓-1.3
4/29 03:50	103.7	↓-1.6
4/29 04:00	101.8	↓-1.9
4/29 04:10	99.6	↓-2.2
4/29 04:20	97.2	↓-2.4
4/29 04:30	94.6	↓-2.6
4/29 04:40	91.8	↓-2.8
4/29 04:50	88.7	↓-3.1
4/29 05:00	85.5	↓-3.2
4/29 05:10	82.1	↓-3.4
4/29 05:20	78.6	↓-3.5
4/29 05:30	75.0	↓-3.6
4/29 05:40	71.3	↓-3.7
4/29 05:50	67.6	↓-3.7
4/29 06:00	63.8	↓-3.8
4/29 06:10	60.0	↓-3.8
4/29 06:20	56.2	↓-3.8
4/29 06:30	52.5	↓-3.7
4/29 06:40	48.9	↓-3.6
4/29 06:50	45.3	↓-3.6
4/29 07:00	41.9	↓-3.4
4/29 07:10	38.6	↓-3.3
4/29 07:20	35.6	↓-3.0
4/29 07:30	32.7	↓-2.9
4/29 07:40	30.0	↓-2.7
4/29 07:50	27.6	↓-2.4
4/29 08:00	25.4	↓-2.2
4/29 08:10	23.6	↓-1.8
4/29 08:20	22.0	↓-1.6
4/29 08:30	20.7	↓-1.3
4/29 08:40	19.7	↓-1.0
4/29 08:50	19.0	↓-0.7
4/29 09:00	18.6	↓-0.4	干潮
4/29 09:10	18.6	0
4/29 09:20	18.9	↑0.3
4/29 09:30	19.5	↑0.6
4/29 09:40	20.5	↑1.0
4/29 09:50	21.7	↑1.2
4/29 10:00	23.3	↑1.6
4/29 10:10	25.1	↑1.8
4/29 10:20	27.3	↑2.2
4/29 10:30	29.7	↑2.4
4/29 10:40	32.3	↑2.6
4/29 10:50	35.2	↑2.9
4/29 11:00	38.3	↑3.1
4/29 11:10	41.6	↑3.3
4/29 11:20	45.0	↑3.4
4/29 11:30	48.6	↑3.6
4/29 11:40	52.3	↑3.7
4/29 11:50	56.1	↑3.8
4/29 12:00	60.0	↑3.9
4/29 12:10	64.0	↑4.0	最大潮位差
4/29 12:20	67.9	↑3.9
4/29 12:30	71.9	↑4.0	最大潮位差
4/29 12:40	75.8	↑3.9
4/29 12:50	79.6	↑3.8
4/29 13:00	83.4	↑3.8
4/29 13:10	87.1	↑3.7
4/29 13:20	90.6	↑3.5
4/29 13:30	94.0	↑3.4
4/29 13:40	97.3	↑3.3
4/29 13:50	100.3	↑3.0
4/29 14:00	103.1	↑2.8
4/29 14:10	105.7	↑2.6
4/29 14:20	108.0	↑2.3
4/29 14:30	110.1	↑2.1
4/29 14:40	111.9	↑1.8
4/29 14:50	113.4	↑1.5
4/29 15:00	114.6	↑1.2
4/29 15:10	115.5	↑0.9
4/29 15:20	116.2	↑0.7
4/29 15:30	116.5	↑0.3	満潮
4/29 15:40	116.5	0
4/29 15:50	116.1	↓-0.4
4/29 16:00	115.5	↓-0.6
4/29 16:10	114.6	↓-0.9
4/29 16:20	113.4	↓-1.2
4/29 16:30	111.9	↓-1.5
4/29 16:40	110.1	↓-1.8
4/29 16:50	108.1	↓-2.0
4/29 17:00	105.9	↓-2.2
4/29 17:10	103.4	↓-2.5
4/29 17:20	100.7	↓-2.7
4/29 17:30	97.9	↓-2.8
4/29 17:40	94.9	↓-3.0
4/29 17:50	91.7	↓-3.2
4/29 18:00	88.5	↓-3.2
4/29 18:10	85.1	↓-3.4
4/29 18:20	81.8	↓-3.3
4/29 18:30	78.3	↓-3.5
4/29 18:40	74.9	↓-3.4
4/29 18:50	71.5	↓-3.4
4/29 19:00	68.2	↓-3.3
4/29 19:10	64.9	↓-3.3
4/29 19:20	61.8	↓-3.1
4/29 19:30	58.7	↓-3.1
4/29 19:40	55.9	↓-2.8
4/29 19:50	53.2	↓-2.7
4/29 20:00	50.6	↓-2.6
4/29 20:10	48.4	↓-2.2
4/29 20:20	46.3	↓-2.1
4/29 20:30	44.5	↓-1.8
4/29 20:40	42.9	↓-1.6
4/29 20:50	41.7	↓-1.2
4/29 21:00	40.7	↓-1.0
4/29 21:10	39.9	↓-0.8
4/29 21:20	39.5	↓-0.4	干潮
4/29 21:30	39.4	↓-0.1	干潮
4/29 21:40	39.6	↑0.2
4/29 21:50	40.0	↑0.4
4/29 22:00	40.8	↑0.8
4/29 22:10	41.8	↑1.0
4/29 22:20	43.1	↑1.3
4/29 22:30	44.7	↑1.6
4/29 22:40	46.5	↑1.8
4/29 22:50	48.5	↑2.0
4/29 23:00	50.8	↑2.3
4/29 23:10	53.2	↑2.4
4/29 23:20	55.8	↑2.6
4/29 23:30	58.6	↑2.8
4/29 23:40	61.5	↑2.9
4/29 23:50	64.5	↑3.0