09 (木)	03:39	09:38	15:59	22:06
	107cm	25cm	118cm	29cm
出 05:14 入 18:07 出 04:47 入 17:31 潮干狩り ○ 08:33～10:43

那珂湊（茨城）2043年04月09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
4/9 00:00	52.2	↑3.5
4/9 00:10	55.7	↑3.5
4/9 00:20	59.3	↑3.6
4/9 00:30	62.9	↑3.6
4/9 00:40	66.5	↑3.6
4/9 00:50	70.1	↑3.6
4/9 01:00	73.7	↑3.6
4/9 01:10	77.2	↑3.5
4/9 01:20	80.5	↑3.3
4/9 01:30	83.8	↑3.3
4/9 01:40	86.9	↑3.1
4/9 01:50	89.9	↑3.0
4/9 02:00	92.6	↑2.7
4/9 02:10	95.2	↑2.6
4/9 02:20	97.5	↑2.3
4/9 02:30	99.6	↑2.1
4/9 02:40	101.5	↑1.9
4/9 02:50	103.0	↑1.5
4/9 03:00	104.3	↑1.3
4/9 03:10	105.3	↑1.0
4/9 03:20	106.1	↑0.8
4/9 03:30	106.5	↑0.4	満潮
4/9 03:40	106.6	↑0.1
4/9 03:50	106.4	↓-0.2
4/9 04:00	105.9	↓-0.5
4/9 04:10	105.0	↓-0.9
4/9 04:20	103.9	↓-1.1
4/9 04:30	102.5	↓-1.4
4/9 04:40	100.8	↓-1.7
4/9 04:50	98.9	↓-1.9
4/9 05:00	96.7	↓-2.2
4/9 05:10	94.2	↓-2.5
4/9 05:20	91.6	↓-2.6
4/9 05:30	88.7	↓-2.9
4/9 05:40	85.6	↓-3.1
4/9 05:50	82.4	↓-3.2
4/9 06:00	79.1	↓-3.3
4/9 06:10	75.6	↓-3.5
4/9 06:20	72.1	↓-3.5
4/9 06:30	68.5	↓-3.6
4/9 06:40	64.9	↓-3.6
4/9 06:50	61.3	↓-3.6
4/9 07:00	57.7	↓-3.6
4/9 07:10	54.2	↓-3.5
4/9 07:20	50.8	↓-3.4
4/9 07:30	47.4	↓-3.4
4/9 07:40	44.2	↓-3.2
4/9 07:50	41.2	↓-3.0
4/9 08:00	38.4	↓-2.8
4/9 08:10	35.7	↓-2.7
4/9 08:20	33.3	↓-2.4
4/9 08:30	31.2	↓-2.1
4/9 08:40	29.3	↓-1.9
4/9 08:50	27.6	↓-1.7
4/9 09:00	26.3	↓-1.3
4/9 09:10	25.3	↓-1.0
4/9 09:20	24.6	↓-0.7
4/9 09:30	24.2	↓-0.4	干潮
4/9 09:40	24.1	↓-0.1
4/9 09:50	24.4	↑0.3
4/9 10:00	24.9	↑0.5
4/9 10:10	25.8	↑0.9
4/9 10:20	27.0	↑1.2
4/9 10:30	28.5	↑1.5
4/9 10:40	30.2	↑1.7
4/9 10:50	32.3	↑2.1
4/9 11:00	34.6	↑2.3
4/9 11:10	37.1	↑2.5
4/9 11:20	39.9	↑2.8
4/9 11:30	42.9	↑3.0
4/9 11:40	46.1	↑3.2
4/9 11:50	49.4	↑3.3
4/9 12:00	52.9	↑3.5
4/9 12:10	56.5	↑3.6
4/9 12:20	60.2	↑3.7
4/9 12:30	64.0	↑3.8
4/9 12:40	67.8	↑3.8
4/9 12:50	71.7	↑3.9	最大潮位差
4/9 13:00	75.5	↑3.8
4/9 13:10	79.3	↑3.8
4/9 13:20	83.1	↑3.8
4/9 13:30	86.7	↑3.6
4/9 13:40	90.3	↑3.6
4/9 13:50	93.7	↑3.4
4/9 14:00	97.0	↑3.3
4/9 14:10	100.1	↑3.1
4/9 14:20	103.0	↑2.9
4/9 14:30	105.7	↑2.7
4/9 14:40	108.2	↑2.5
4/9 14:50	110.4	↑2.2
4/9 15:00	112.3	↑1.9
4/9 15:10	113.9	↑1.6
4/9 15:20	115.3	↑1.4
4/9 15:30	116.4	↑1.1
4/9 15:40	117.1	↑0.7
4/9 15:50	117.5	↑0.4	満潮
4/9 16:00	117.6	↑0.1
4/9 16:10	117.4	↓-0.2
4/9 16:20	116.9	↓-0.5
4/9 16:30	116.0	↓-0.9
4/9 16:40	114.8	↓-1.2
4/9 16:50	113.4	↓-1.4
4/9 17:00	111.6	↓-1.8
4/9 17:10	109.5	↓-2.1
4/9 17:20	107.2	↓-2.3
4/9 17:30	104.6	↓-2.6
4/9 17:40	101.8	↓-2.8
4/9 17:50	98.8	↓-3.0
4/9 18:00	95.6	↓-3.2
4/9 18:10	92.2	↓-3.4
4/9 18:20	88.7	↓-3.5
4/9 18:30	85.0	↓-3.7
4/9 18:40	81.3	↓-3.7
4/9 18:50	77.5	↓-3.8
4/9 19:00	73.7	↓-3.8
4/9 19:10	69.8	↓-3.9	最大潮位差
4/9 19:20	66.0	↓-3.8
4/9 19:30	62.3	↓-3.7
4/9 19:40	58.6	↓-3.7
4/9 19:50	55.0	↓-3.6
4/9 20:00	51.6	↓-3.4
4/9 20:10	48.4	↓-3.2
4/9 20:20	45.3	↓-3.1
4/9 20:30	42.4	↓-2.9
4/9 20:40	39.8	↓-2.6
4/9 20:50	37.4	↓-2.4
4/9 21:00	35.2	↓-2.2
4/9 21:10	33.4	↓-1.8
4/9 21:20	31.8	↓-1.6
4/9 21:30	30.6	↓-1.2
4/9 21:40	29.6	↓-1.0
4/9 21:50	29.0	↓-0.6
4/9 22:00	28.6	↓-0.4	干潮
4/9 22:10	28.6	0
4/9 22:20	28.9	↑0.3
4/9 22:30	29.5	↑0.6
4/9 22:40	30.5	↑1.0
4/9 22:50	31.7	↑1.2
4/9 23:00	33.1	↑1.4
4/9 23:10	34.9	↑1.8
4/9 23:20	36.9	↑2.0
4/9 23:30	39.2	↑2.3
4/9 23:40	41.6	↑2.4
4/9 23:50	44.3	↑2.7