12 (水)	07:48	02:42	-	15:53
	103cm	84cm	-	34cm
小潮 出 05:09 入 18:10 出 00:29 入 11:05

日立（茨城）2034年04月12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
4/12 00:00	89.6	↓-0.5
4/12 00:10	89.1	↓-0.5
4/12 00:20	88.6	↓-0.5
4/12 00:30	88.1	↓-0.5
4/12 00:40	87.5	↓-0.6
4/12 00:50	87.0	↓-0.5
4/12 01:00	86.5	↓-0.5
4/12 01:10	86.1	↓-0.4
4/12 01:20	85.6	↓-0.5
4/12 01:30	85.2	↓-0.4
4/12 01:40	84.8	↓-0.4
4/12 01:50	84.5	↓-0.3
4/12 02:00	84.2	↓-0.3
4/12 02:10	83.9	↓-0.3
4/12 02:20	83.8	↓-0.1
4/12 02:30	83.6	↓-0.2
4/12 02:40	83.6	0	干潮
4/12 02:50	83.6	0
4/12 03:00	83.7	↑0.1
4/12 03:10	83.9	↑0.2
4/12 03:20	84.2	↑0.3
4/12 03:30	84.6	↑0.4
4/12 03:40	85.0	↑0.4
4/12 03:50	85.6	↑0.6
4/12 04:00	86.2	↑0.6
4/12 04:10	86.9	↑0.7
4/12 04:20	87.7	↑0.8
4/12 04:30	88.5	↑0.8
4/12 04:40	89.4	↑0.9
4/12 04:50	90.3	↑0.9
4/12 05:00	91.3	↑1.0
4/12 05:10	92.3	↑1.0
4/12 05:20	93.3	↑1.0
4/12 05:30	94.3	↑1.0
4/12 05:40	95.3	↑1.0
4/12 05:50	96.3	↑1.0
4/12 06:00	97.2	↑0.9
4/12 06:10	98.1	↑0.9
4/12 06:20	99.0	↑0.9
4/12 06:30	99.8	↑0.8
4/12 06:40	100.5	↑0.7
4/12 06:50	101.1	↑0.6
4/12 07:00	101.7	↑0.6
4/12 07:10	102.1	↑0.4
4/12 07:20	102.5	↑0.4
4/12 07:30	102.8	↑0.3
4/12 07:40	102.9	↑0.1	満潮
4/12 07:50	102.9	0
4/12 08:00	102.8	↓-0.1
4/12 08:10	102.6	↓-0.2
4/12 08:20	102.3	↓-0.3
4/12 08:30	101.8	↓-0.5
4/12 08:40	101.2	↓-0.6
4/12 08:50	100.4	↓-0.8
4/12 09:00	99.5	↓-0.9
4/12 09:10	98.5	↓-1.0
4/12 09:20	97.4	↓-1.1
4/12 09:30	96.1	↓-1.3
4/12 09:40	94.7	↓-1.4
4/12 09:50	93.1	↓-1.6
4/12 10:00	91.5	↓-1.6
4/12 10:10	89.7	↓-1.8
4/12 10:20	87.9	↓-1.8
4/12 10:30	85.9	↓-2.0
4/12 10:40	83.9	↓-2.0
4/12 10:50	81.8	↓-2.1
4/12 11:00	79.7	↓-2.1
4/12 11:10	77.5	↓-2.2
4/12 11:20	75.2	↓-2.3	最大潮位差
4/12 11:30	73.0	↓-2.2
4/12 11:40	70.7	↓-2.3	最大潮位差
4/12 11:50	68.4	↓-2.3	最大潮位差
4/12 12:00	66.2	↓-2.2
4/12 12:10	63.9	↓-2.3	最大潮位差
4/12 12:20	61.7	↓-2.2
4/12 12:30	59.5	↓-2.2
4/12 12:40	57.4	↓-2.1
4/12 12:50	55.3	↓-2.1
4/12 13:00	53.3	↓-2.0
4/12 13:10	51.4	↓-1.9
4/12 13:20	49.5	↓-1.9
4/12 13:30	47.7	↓-1.8
4/12 13:40	45.9	↓-1.8
4/12 13:50	44.3	↓-1.6
4/12 14:00	42.8	↓-1.5
4/12 14:10	41.3	↓-1.5
4/12 14:20	40.0	↓-1.3
4/12 14:30	38.8	↓-1.2
4/12 14:40	37.7	↓-1.1
4/12 14:50	36.7	↓-1.0
4/12 15:00	35.9	↓-0.8
4/12 15:10	35.2	↓-0.7
4/12 15:20	34.6	↓-0.6
4/12 15:30	34.2	↓-0.4
4/12 15:40	34.0	↓-0.2
4/12 15:50	33.8	↓-0.2	干潮
4/12 16:00	33.9	↑0.1
4/12 16:10	34.1	↑0.2
4/12 16:20	34.4	↑0.3
4/12 16:30	34.9	↑0.5
4/12 16:40	35.5	↑0.6
4/12 16:50	36.3	↑0.8
4/12 17:00	37.2	↑0.9
4/12 17:10	38.2	↑1.0
4/12 17:20	39.4	↑1.2
4/12 17:30	40.6	↑1.2
4/12 17:40	41.9	↑1.3
4/12 17:50	43.4	↑1.5
4/12 18:00	44.9	↑1.5
4/12 18:10	46.5	↑1.6
4/12 18:20	48.1	↑1.6
4/12 18:30	49.8	↑1.7
4/12 18:40	51.6	↑1.8
4/12 18:50	53.4	↑1.8
4/12 19:00	55.3	↑1.9
4/12 19:10	57.1	↑1.8
4/12 19:20	59.0	↑1.9
4/12 19:30	61.0	↑2.0
4/12 19:40	62.9	↑1.9
4/12 19:50	64.8	↑1.9
4/12 20:00	66.8	↑2.0
4/12 20:10	68.7	↑1.9
4/12 20:20	70.6	↑1.9
4/12 20:30	72.4	↑1.8
4/12 20:40	74.3	↑1.9
4/12 20:50	76.1	↑1.8
4/12 21:00	77.8	↑1.7
4/12 21:10	79.5	↑1.7
4/12 21:20	81.1	↑1.6
4/12 21:30	82.6	↑1.5
4/12 21:40	84.1	↑1.5
4/12 21:50	85.4	↑1.3
4/12 22:00	86.7	↑1.3
4/12 22:10	87.9	↑1.2
4/12 22:20	88.9	↑1.0
4/12 22:30	89.9	↑1.0
4/12 22:40	90.8	↑0.9
4/12 22:50	91.6	↑0.8
4/12 23:00	92.2	↑0.6
4/12 23:10	92.8	↑0.6
4/12 23:20	93.3	↑0.5
4/12 23:30	93.7	↑0.4
4/12 23:40	94.0	↑0.3
4/12 23:50	94.3	↑0.3