22 (金)	07:08	01:00	19:57	13:42
	121cm	45cm	98cm	36cm
小潮 出 06:18 入 17:27 出 23:19 入 09:16

日立（茨城）2041年02月22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
2/22 00:00	48.9	↓-1.4
2/22 00:10	47.6	↓-1.3
2/22 00:20	46.5	↓-1.1
2/22 00:30	45.7	↓-0.8
2/22 00:40	45.1	↓-0.6
2/22 00:50	44.7	↓-0.4	干潮
2/22 01:00	44.6	↓-0.1	干潮
2/22 01:10	44.8	↑0.2
2/22 01:20	45.2	↑0.4
2/22 01:30	45.8	↑0.6
2/22 01:40	46.7	↑0.9
2/22 01:50	47.8	↑1.1
2/22 02:00	49.2	↑1.4
2/22 02:10	50.8	↑1.6
2/22 02:20	52.7	↑1.9
2/22 02:30	54.7	↑2.0
2/22 02:40	57.0	↑2.3
2/22 02:50	59.4	↑2.4
2/22 03:00	62.1	↑2.7
2/22 03:10	64.9	↑2.8
2/22 03:20	67.8	↑2.9
2/22 03:30	70.9	↑3.1
2/22 03:40	74.0	↑3.1
2/22 03:50	77.3	↑3.3
2/22 04:00	80.5	↑3.2
2/22 04:10	83.8	↑3.3
2/22 04:20	87.1	↑3.3
2/22 04:30	90.4	↑3.3
2/22 04:40	93.6	↑3.2
2/22 04:50	96.7	↑3.1
2/22 05:00	99.7	↑3.0
2/22 05:10	102.5	↑2.8
2/22 05:20	105.2	↑2.7
2/22 05:30	107.8	↑2.6
2/22 05:40	110.1	↑2.3
2/22 05:50	112.2	↑2.1
2/22 06:00	114.1	↑1.9
2/22 06:10	115.8	↑1.7
2/22 06:20	117.2	↑1.4
2/22 06:30	118.4	↑1.2
2/22 06:40	119.3	↑0.9
2/22 06:50	119.9	↑0.6
2/22 07:00	120.2	↑0.3	満潮
2/22 07:10	120.2	0
2/22 07:20	120.0	↓-0.2
2/22 07:30	119.5	↓-0.5
2/22 07:40	118.7	↓-0.8
2/22 07:50	117.7	↓-1.0
2/22 08:00	116.4	↓-1.3
2/22 08:10	114.8	↓-1.6
2/22 08:20	113.0	↓-1.8
2/22 08:30	110.9	↓-2.1
2/22 08:40	108.6	↓-2.3
2/22 08:50	106.2	↓-2.4
2/22 09:00	103.5	↓-2.7
2/22 09:10	100.6	↓-2.9
2/22 09:20	97.6	↓-3.0
2/22 09:30	94.5	↓-3.1
2/22 09:40	91.2	↓-3.3
2/22 09:50	87.9	↓-3.3
2/22 10:00	84.5	↓-3.4
2/22 10:10	81.1	↓-3.4
2/22 10:20	77.6	↓-3.5	最大潮位差
2/22 10:30	74.2	↓-3.4
2/22 10:40	70.8	↓-3.4
2/22 10:50	67.4	↓-3.4
2/22 11:00	64.2	↓-3.2
2/22 11:10	61.0	↓-3.2
2/22 11:20	57.9	↓-3.1
2/22 11:30	55.0	↓-2.9
2/22 11:40	52.3	↓-2.7
2/22 11:50	49.7	↓-2.6
2/22 12:00	47.3	↓-2.4
2/22 12:10	45.1	↓-2.2
2/22 12:20	43.1	↓-2.0
2/22 12:30	41.3	↓-1.8
2/22 12:40	39.7	↓-1.6
2/22 12:50	38.4	↓-1.3
2/22 13:00	37.3	↓-1.1
2/22 13:10	36.4	↓-0.9
2/22 13:20	35.8	↓-0.6
2/22 13:30	35.4	↓-0.4
2/22 13:40	35.2	↓-0.2	干潮
2/22 13:50	35.3	↑0.1
2/22 14:00	35.6	↑0.3
2/22 14:10	36.2	↑0.6
2/22 14:20	37.0	↑0.8
2/22 14:30	38.0	↑1.0
2/22 14:40	39.2	↑1.2
2/22 14:50	40.6	↑1.4
2/22 15:00	42.3	↑1.7
2/22 15:10	44.1	↑1.8
2/22 15:20	46.0	↑1.9
2/22 15:30	48.2	↑2.2
2/22 15:40	50.4	↑2.2
2/22 15:50	52.8	↑2.4
2/22 16:00	55.3	↑2.5
2/22 16:10	57.8	↑2.5
2/22 16:20	60.4	↑2.6
2/22 16:30	63.1	↑2.7
2/22 16:40	65.8	↑2.7
2/22 16:50	68.4	↑2.6
2/22 17:00	71.0	↑2.6
2/22 17:10	73.6	↑2.6
2/22 17:20	76.2	↑2.6
2/22 17:30	78.6	↑2.4
2/22 17:40	81.0	↑2.4
2/22 17:50	83.2	↑2.2
2/22 18:00	85.3	↑2.1
2/22 18:10	87.3	↑2.0
2/22 18:20	89.1	↑1.8
2/22 18:30	90.8	↑1.7
2/22 18:40	92.3	↑1.5
2/22 18:50	93.6	↑1.3
2/22 19:00	94.8	↑1.2
2/22 19:10	95.7	↑0.9
2/22 19:20	96.5	↑0.8
2/22 19:30	97.1	↑0.6
2/22 19:40	97.5	↑0.4
2/22 19:50	97.7	↑0.2	満潮
2/22 20:00	97.8	↑0.1
2/22 20:10	97.6	↓-0.2
2/22 20:20	97.3	↓-0.3
2/22 20:30	96.7	↓-0.6
2/22 20:40	96.0	↓-0.7
2/22 20:50	95.2	↓-0.8
2/22 21:00	94.1	↓-1.1
2/22 21:10	93.0	↓-1.1
2/22 21:20	91.7	↓-1.3
2/22 21:30	90.2	↓-1.5
2/22 21:40	88.7	↓-1.5
2/22 21:50	87.0	↓-1.7
2/22 22:00	85.3	↓-1.7
2/22 22:10	83.5	↓-1.8
2/22 22:20	81.6	↓-1.9
2/22 22:30	79.8	↓-1.8
2/22 22:40	77.9	↓-1.9
2/22 22:50	76.0	↓-1.9
2/22 23:00	74.1	↓-1.9
2/22 23:10	72.3	↓-1.8
2/22 23:20	70.6	↓-1.7
2/22 23:30	68.9	↓-1.7
2/22 23:40	67.3	↓-1.6
2/22 23:50	65.8	↓-1.5