9 (日)	05:04	11:49	18:34	23:53
	132cm	7cm	120cm	68cm
中潮 出 05:14 入 18:07 出 21:28 入 06:43 潮干狩り ◎ 09:43～13:56

大洗（茨城）2023年04月9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	57.7	↑0.9
4/9 00:10	58.8	↑1.1
4/9 00:20	60.3	↑1.5
4/9 00:30	62.0	↑1.7
4/9 00:40	64.0	↑2.0
4/9 00:50	66.3	↑2.3
4/9 01:00	68.8	↑2.5
4/9 01:10	71.5	↑2.7
4/9 01:20	74.4	↑2.9
4/9 01:30	77.5	↑3.1
4/9 01:40	80.7	↑3.2
4/9 01:50	84.1	↑3.4
4/9 02:00	87.6	↑3.5
4/9 02:10	91.1	↑3.5
4/9 02:20	94.7	↑3.6
4/9 02:30	98.2	↑3.5
4/9 02:40	101.7	↑3.5
4/9 02:50	105.2	↑3.5
4/9 03:00	108.6	↑3.4
4/9 03:10	111.8	↑3.2
4/9 03:20	114.9	↑3.1
4/9 03:30	117.8	↑2.9
4/9 03:40	120.5	↑2.7
4/9 03:50	123.0	↑2.5
4/9 04:00	125.2	↑2.2
4/9 04:10	127.1	↑1.9
4/9 04:20	128.7	↑1.6
4/9 04:30	130.0	↑1.3
4/9 04:40	131.0	↑1.0
4/9 04:50	131.6	↑0.6
4/9 05:00	131.9	↑0.3	満潮
4/9 05:10	131.8	↓-0.1
4/9 05:20	131.4	↓-0.4
4/9 05:30	130.6	↓-0.8
4/9 05:40	129.5	↓-1.1
4/9 05:50	127.9	↓-1.6
4/9 06:00	126.1	↓-1.8
4/9 06:10	123.9	↓-2.2
4/9 06:20	121.3	↓-2.6
4/9 06:30	118.5	↓-2.8
4/9 06:40	115.3	↓-3.2
4/9 06:50	111.9	↓-3.4
4/9 07:00	108.2	↓-3.7
4/9 07:10	104.2	↓-4.0
4/9 07:20	100.0	↓-4.2
4/9 07:30	95.7	↓-4.3
4/9 07:40	91.1	↓-4.6
4/9 07:50	86.4	↓-4.7
4/9 08:00	81.6	↓-4.8
4/9 08:10	76.8	↓-4.8
4/9 08:20	71.8	↓-5.0	最大潮位差
4/9 08:30	66.9	↓-4.9
4/9 08:40	62.0	↓-4.9
4/9 08:50	57.1	↓-4.9
4/9 09:00	52.3	↓-4.8
4/9 09:10	47.6	↓-4.7
4/9 09:20	43.0	↓-4.6
4/9 09:30	38.6	↓-4.4
4/9 09:40	34.4	↓-4.2
4/9 09:50	30.4	↓-4.0
4/9 10:00	26.6	↓-3.8
4/9 10:10	23.2	↓-3.4
4/9 10:20	20.0	↓-3.2
4/9 10:30	17.1	↓-2.9
4/9 10:40	14.5	↓-2.6
4/9 10:50	12.2	↓-2.3
4/9 11:00	10.3	↓-1.9
4/9 11:10	8.8	↓-1.5
4/9 11:20	7.6	↓-1.2
4/9 11:30	6.7	↓-0.9
4/9 11:40	6.3	↓-0.4	干潮
4/9 11:50	6.2	↓-0.1
4/9 12:00	6.4	↑0.2
4/9 12:10	7.1	↑0.7
4/9 12:20	8.1	↑1.0
4/9 12:30	9.4	↑1.3
4/9 12:40	11.1	↑1.7
4/9 12:50	13.1	↑2.0
4/9 13:00	15.4	↑2.3
4/9 13:10	18.1	↑2.7
4/9 13:20	21.0	↑2.9
4/9 13:30	24.2	↑3.2
4/9 13:40	27.7	↑3.5
4/9 13:50	31.4	↑3.7
4/9 14:00	35.2	↑3.8
4/9 14:10	39.3	↑4.1
4/9 14:20	43.5	↑4.2
4/9 14:30	47.8	↑4.3
4/9 14:40	52.2	↑4.4
4/9 14:50	56.7	↑4.5
4/9 15:00	61.2	↑4.5
4/9 15:10	65.6	↑4.4
4/9 15:20	70.1	↑4.5
4/9 15:30	74.5	↑4.4
4/9 15:40	78.8	↑4.3
4/9 15:50	83.0	↑4.2
4/9 16:00	87.0	↑4.0
4/9 16:10	90.9	↑3.9
4/9 16:20	94.6	↑3.7
4/9 16:30	98.1	↑3.5
4/9 16:40	101.4	↑3.3
4/9 16:50	104.5	↑3.1
4/9 17:00	107.2	↑2.7
4/9 17:10	109.8	↑2.6
4/9 17:20	112.0	↑2.2
4/9 17:30	114.0	↑2.0
4/9 17:40	115.7	↑1.7
4/9 17:50	117.1	↑1.4
4/9 18:00	118.2	↑1.1
4/9 18:10	119.0	↑0.8
4/9 18:20	119.5	↑0.5
4/9 18:30	119.8	↑0.3	満潮
4/9 18:40	119.7	↓-0.1
4/9 18:50	119.4	↓-0.3
4/9 19:00	118.8	↓-0.6
4/9 19:10	117.9	↓-0.9
4/9 19:20	116.8	↓-1.1
4/9 19:30	115.5	↓-1.3
4/9 19:40	114.0	↓-1.5
4/9 19:50	112.2	↓-1.8
4/9 20:00	110.3	↓-1.9
4/9 20:10	108.2	↓-2.1
4/9 20:20	105.9	↓-2.3
4/9 20:30	103.6	↓-2.3
4/9 20:40	101.1	↓-2.5
4/9 20:50	98.6	↓-2.5
4/9 21:00	96.1	↓-2.5
4/9 21:10	93.5	↓-2.6
4/9 21:20	90.9	↓-2.6
4/9 21:30	88.4	↓-2.5
4/9 21:40	85.9	↓-2.5
4/9 21:50	83.5	↓-2.4
4/9 22:00	81.2	↓-2.3
4/9 22:10	79.0	↓-2.2
4/9 22:20	76.9	↓-2.1
4/9 22:30	75.0	↓-1.9
4/9 22:40	73.3	↓-1.7
4/9 22:50	71.7	↓-1.6
4/9 23:00	70.4	↓-1.3
4/9 23:10	69.3	↓-1.1
4/9 23:20	68.4	↓-0.9
4/9 23:30	67.7	↓-0.7
4/9 23:40	67.3	↓-0.4
4/9 23:50	67.1	↓-0.2	干潮