09 (木)	04:35	10:44	17:17	23:11
	110cm	13cm	120cm	37cm
大潮 出 05:13 入 18:08 出 19:31 入 06:04 潮干狩り ◎ 08:58～12:30

那珂湊（茨城）2020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	36.9	↑2.4
4/9 00:10	39.5	↑2.6
4/9 00:20	42.3	↑2.8
4/9 00:30	45.3	↑3.0
4/9 00:40	48.5	↑3.2
4/9 00:50	51.8	↑3.3
4/9 01:00	55.2	↑3.4
4/9 01:10	58.8	↑3.6
4/9 01:20	62.3	↑3.5
4/9 01:30	66.0	↑3.7
4/9 01:40	69.6	↑3.6
4/9 01:50	73.2	↑3.6
4/9 02:00	76.8	↑3.6
4/9 02:10	80.3	↑3.5
4/9 02:20	83.7	↑3.4
4/9 02:30	87.0	↑3.3
4/9 02:40	90.2	↑3.2
4/9 02:50	93.2	↑3.0
4/9 03:00	96.0	↑2.8
4/9 03:10	98.6	↑2.6
4/9 03:20	100.9	↑2.3
4/9 03:30	103.0	↑2.1
4/9 03:40	104.9	↑1.9
4/9 03:50	106.5	↑1.6
4/9 04:00	107.7	↑1.2
4/9 04:10	108.7	↑1.0
4/9 04:20	109.3	↑0.6
4/9 04:30	109.6	↑0.3	満潮
4/9 04:40	109.6	0
4/9 04:50	109.2	↓-0.4
4/9 05:00	108.5	↓-0.7
4/9 05:10	107.5	↓-1.0
4/9 05:20	106.2	↓-1.3
4/9 05:30	104.5	↓-1.7
4/9 05:40	102.5	↓-2.0
4/9 05:50	100.2	↓-2.3
4/9 06:00	97.6	↓-2.6
4/9 06:10	94.7	↓-2.9
4/9 06:20	91.6	↓-3.1
4/9 06:30	88.3	↓-3.3
4/9 06:40	84.8	↓-3.5
4/9 06:50	81.1	↓-3.7
4/9 07:00	77.2	↓-3.9
4/9 07:10	73.2	↓-4.0
4/9 07:20	69.1	↓-4.1
4/9 07:30	65.0	↓-4.1
4/9 07:40	60.8	↓-4.2
4/9 07:50	56.6	↓-4.2
4/9 08:00	52.5	↓-4.1
4/9 08:10	48.4	↓-4.1
4/9 08:20	44.4	↓-4.0
4/9 08:30	40.5	↓-3.9
4/9 08:40	36.7	↓-3.8
4/9 08:50	33.2	↓-3.5
4/9 09:00	29.8	↓-3.4
4/9 09:10	26.7	↓-3.1
4/9 09:20	23.9	↓-2.8
4/9 09:30	21.3	↓-2.6
4/9 09:40	19.0	↓-2.3
4/9 09:50	17.0	↓-2.0
4/9 10:00	15.3	↓-1.7
4/9 10:10	14.0	↓-1.3
4/9 10:20	13.0	↓-1.0
4/9 10:30	12.3	↓-0.7
4/9 10:40	12.0	↓-0.3	干潮
4/9 10:50	12.1	↑0.1
4/9 11:00	12.5	↑0.4
4/9 11:10	13.3	↑0.8
4/9 11:20	14.4	↑1.1
4/9 11:30	15.8	↑1.4
4/9 11:40	17.6	↑1.8
4/9 11:50	19.6	↑2.0
4/9 12:00	22.0	↑2.4
4/9 12:10	24.7	↑2.7
4/9 12:20	27.6	↑2.9
4/9 12:30	30.7	↑3.1
4/9 12:40	34.1	↑3.4
4/9 12:50	37.6	↑3.5
4/9 13:00	41.4	↑3.8
4/9 13:10	45.3	↑3.9
4/9 13:20	49.3	↑4.0
4/9 13:30	53.5	↑4.2
4/9 13:40	57.7	↑4.2
4/9 13:50	61.9	↑4.2
4/9 14:00	66.2	↑4.3	最大潮位差
4/9 14:10	70.5	↑4.3	最大潮位差
4/9 14:20	74.7	↑4.2
4/9 14:30	78.9	↑4.2
4/9 14:40	83.0	↑4.1
4/9 14:50	87.1	↑4.1
4/9 15:00	90.9	↑3.8
4/9 15:10	94.6	↑3.7
4/9 15:20	98.2	↑3.6
4/9 15:30	101.5	↑3.3
4/9 15:40	104.6	↑3.1
4/9 15:50	107.5	↑2.9
4/9 16:00	110.1	↑2.6
4/9 16:10	112.4	↑2.3
4/9 16:20	114.4	↑2.0
4/9 16:30	116.1	↑1.7
4/9 16:40	117.5	↑1.4
4/9 16:50	118.6	↑1.1
4/9 17:00	119.3	↑0.7
4/9 17:10	119.7	↑0.4	満潮
4/9 17:20	119.8	↑0.1
4/9 17:30	119.5	↓-0.3
4/9 17:40	118.8	↓-0.7
4/9 17:50	117.9	↓-0.9
4/9 18:00	116.6	↓-1.3
4/9 18:10	115.0	↓-1.6
4/9 18:20	113.1	↓-1.9
4/9 18:30	110.9	↓-2.2
4/9 18:40	108.4	↓-2.5
4/9 18:50	105.8	↓-2.6
4/9 19:00	102.8	↓-3.0
4/9 19:10	99.7	↓-3.1
4/9 19:20	96.4	↓-3.3
4/9 19:30	93.0	↓-3.4
4/9 19:40	89.5	↓-3.5
4/9 19:50	85.8	↓-3.7
4/9 20:00	82.1	↓-3.7
4/9 20:10	78.4	↓-3.7
4/9 20:20	74.7	↓-3.7
4/9 20:30	71.0	↓-3.7
4/9 20:40	67.4	↓-3.6
4/9 20:50	63.8	↓-3.6
4/9 21:00	60.4	↓-3.4
4/9 21:10	57.1	↓-3.3
4/9 21:20	54.0	↓-3.1
4/9 21:30	51.1	↓-2.9
4/9 21:40	48.4	↓-2.7
4/9 21:50	45.9	↓-2.5
4/9 22:00	43.7	↓-2.2
4/9 22:10	41.8	↓-1.9
4/9 22:20	40.1	↓-1.7
4/9 22:30	38.7	↓-1.4
4/9 22:40	37.7	↓-1.0
4/9 22:50	36.9	↓-0.8
4/9 23:00	36.4	↓-0.5
4/9 23:10	36.2	↓-0.2	干潮
4/9 23:20	36.4	↑0.2
4/9 23:30	36.8	↑0.4
4/9 23:40	37.5	↑0.7
4/9 23:50	38.6	↑1.1