09 (火)	06:00	12:02	17:59	-
	119cm	33cm	117cm	-
中潮 出 05:58 入 17:40 出 07:48 入 20:34

日立（茨城）2038年03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
3/9 00:00	23.8	↑0.4
3/9 00:10	24.6	↑0.8
3/9 00:20	25.7	↑1.1
3/9 00:30	27.0	↑1.3
3/9 00:40	28.7	↑1.7
3/9 00:50	30.7	↑2.0
3/9 01:00	33.0	↑2.3
3/9 01:10	35.6	↑2.6
3/9 01:20	38.4	↑2.8
3/9 01:30	41.5	↑3.1
3/9 01:40	44.8	↑3.3
3/9 01:50	48.3	↑3.5
3/9 02:00	52.0	↑3.7
3/9 02:10	55.8	↑3.8
3/9 02:20	59.7	↑3.9
3/9 02:30	63.7	↑4.0
3/9 02:40	67.7	↑4.0
3/9 02:50	71.8	↑4.1	最大潮位差
3/9 03:00	75.8	↑4.0
3/9 03:10	79.8	↑4.0
3/9 03:20	83.7	↑3.9
3/9 03:30	87.5	↑3.8
3/9 03:40	91.2	↑3.7
3/9 03:50	94.7	↑3.5
3/9 04:00	98.1	↑3.4
3/9 04:10	101.3	↑3.2
3/9 04:20	104.2	↑2.9
3/9 04:30	106.9	↑2.7
3/9 04:40	109.4	↑2.5
3/9 04:50	111.6	↑2.2
3/9 05:00	113.5	↑1.9
3/9 05:10	115.2	↑1.7
3/9 05:20	116.5	↑1.3
3/9 05:30	117.6	↑1.1
3/9 05:40	118.3	↑0.7
3/9 05:50	118.8	↑0.5	満潮
3/9 06:00	118.9	↑0.1	満潮
3/9 06:10	118.7	↓-0.2
3/9 06:20	118.2	↓-0.5
3/9 06:30	117.3	↓-0.9
3/9 06:40	116.2	↓-1.1
3/9 06:50	114.7	↓-1.5
3/9 07:00	113.0	↓-1.7
3/9 07:10	110.9	↓-2.1
3/9 07:20	108.6	↓-2.3
3/9 07:30	106.0	↓-2.6
3/9 07:40	103.2	↓-2.8
3/9 07:50	100.1	↓-3.1
3/9 08:00	96.9	↓-3.2
3/9 08:10	93.5	↓-3.4
3/9 08:20	89.9	↓-3.6
3/9 08:30	86.2	↓-3.7
3/9 08:40	82.5	↓-3.7
3/9 08:50	78.7	↓-3.8
3/9 09:00	74.9	↓-3.8
3/9 09:10	71.1	↓-3.8
3/9 09:20	67.4	↓-3.7
3/9 09:30	63.7	↓-3.7
3/9 09:40	60.2	↓-3.5
3/9 09:50	56.7	↓-3.5
3/9 10:00	53.4	↓-3.3
3/9 10:10	50.3	↓-3.1
3/9 10:20	47.4	↓-2.9
3/9 10:30	44.7	↓-2.7
3/9 10:40	42.3	↓-2.4
3/9 10:50	40.0	↓-2.3
3/9 11:00	38.1	↓-1.9
3/9 11:10	36.4	↓-1.7
3/9 11:20	35.0	↓-1.4
3/9 11:30	33.9	↓-1.1
3/9 11:40	33.1	↓-0.8
3/9 11:50	32.6	↓-0.5
3/9 12:00	32.4	↓-0.2	干潮
3/9 12:10	32.5	↑0.1
3/9 12:20	32.9	↑0.4
3/9 12:30	33.7	↑0.8
3/9 12:40	34.7	↑1.0
3/9 12:50	36.1	↑1.4
3/9 13:00	37.8	↑1.7
3/9 13:10	39.8	↑2.0
3/9 13:20	42.0	↑2.2
3/9 13:30	44.5	↑2.5
3/9 13:40	47.3	↑2.8
3/9 13:50	50.2	↑2.9
3/9 14:00	53.4	↑3.2
3/9 14:10	56.8	↑3.4
3/9 14:20	60.3	↑3.5
3/9 14:30	63.9	↑3.6
3/9 14:40	67.6	↑3.7
3/9 14:50	71.3	↑3.7
3/9 15:00	75.1	↑3.8
3/9 15:10	78.8	↑3.7
3/9 15:20	82.5	↑3.7
3/9 15:30	86.1	↑3.6
3/9 15:40	89.7	↑3.6
3/9 15:50	93.0	↑3.3
3/9 16:00	96.3	↑3.3
3/9 16:10	99.3	↑3.0
3/9 16:20	102.1	↑2.8
3/9 16:30	104.8	↑2.7
3/9 16:40	107.1	↑2.3
3/9 16:50	109.2	↑2.1
3/9 17:00	111.1	↑1.9
3/9 17:10	112.7	↑1.6
3/9 17:20	114.0	↑1.3
3/9 17:30	115.0	↑1.0
3/9 17:40	115.7	↑0.7
3/9 17:50	116.1	↑0.4	満潮
3/9 18:00	116.2	↑0.1
3/9 18:10	115.9	↓-0.3
3/9 18:20	115.4	↓-0.5
3/9 18:30	114.6	↓-0.8
3/9 18:40	113.5	↓-1.1
3/9 18:50	112.1	↓-1.4
3/9 19:00	110.4	↓-1.7
3/9 19:10	108.5	↓-1.9
3/9 19:20	106.3	↓-2.2
3/9 19:30	103.8	↓-2.5
3/9 19:40	101.1	↓-2.7
3/9 19:50	98.2	↓-2.9
3/9 20:00	95.1	↓-3.1
3/9 20:10	91.9	↓-3.2
3/9 20:20	88.5	↓-3.4
3/9 20:30	85.0	↓-3.5
3/9 20:40	81.4	↓-3.6
3/9 20:50	77.8	↓-3.6
3/9 21:00	74.1	↓-3.7
3/9 21:10	70.5	↓-3.6
3/9 21:20	66.8	↓-3.7
3/9 21:30	63.3	↓-3.5
3/9 21:40	59.9	↓-3.4
3/9 21:50	56.5	↓-3.4
3/9 22:00	53.3	↓-3.2
3/9 22:10	50.3	↓-3.0
3/9 22:20	47.5	↓-2.8
3/9 22:30	44.9	↓-2.6
3/9 22:40	42.5	↓-2.4
3/9 22:50	40.3	↓-2.2
3/9 23:00	38.4	↓-1.9
3/9 23:10	36.7	↓-1.7
3/9 23:20	35.3	↓-1.4
3/9 23:30	34.2	↓-1.1
3/9 23:40	33.3	↓-0.9
3/9 23:50	32.7	↓-0.6