1 (木)	04:46	10:29	16:26	22:52
	121cm	38cm	132cm	9cm
大潮 出 06:09 入 17:33 出 18:23 入 05:58

日立（茨城）2029年03月1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
3/1 00:00	21.6	↑3.6
3/1 00:10	25.4	↑3.8
3/1 00:20	29.6	↑4.2
3/1 00:30	33.9	↑4.3
3/1 00:40	38.4	↑4.5
3/1 00:50	43.1	↑4.7
3/1 01:00	47.9	↑4.8
3/1 01:10	52.7	↑4.8
3/1 01:20	57.6	↑4.9
3/1 01:30	62.5	↑4.9
3/1 01:40	67.4	↑4.9
3/1 01:50	72.2	↑4.8
3/1 02:00	76.9	↑4.7
3/1 02:10	81.4	↑4.5
3/1 02:20	85.9	↑4.5
3/1 02:30	90.1	↑4.2
3/1 02:40	94.1	↑4.0
3/1 02:50	97.9	↑3.8
3/1 03:00	101.5	↑3.6
3/1 03:10	104.8	↑3.3
3/1 03:20	107.8	↑3.0
3/1 03:30	110.5	↑2.7
3/1 03:40	112.9	↑2.4
3/1 03:50	115.0	↑2.1
3/1 04:00	116.8	↑1.8
3/1 04:10	118.2	↑1.4
3/1 04:20	119.3	↑1.1
3/1 04:30	120.0	↑0.7
3/1 04:40	120.4	↑0.4	満潮
3/1 04:50	120.4	0
3/1 05:00	120.0	↓-0.4
3/1 05:10	119.3	↓-0.7
3/1 05:20	118.2	↓-1.1
3/1 05:30	116.8	↓-1.4
3/1 05:40	115.1	↓-1.7
3/1 05:50	113.0	↓-2.1
3/1 06:00	110.6	↓-2.4
3/1 06:10	108.0	↓-2.6
3/1 06:20	105.1	↓-2.9
3/1 06:30	101.9	↓-3.2
3/1 06:40	98.6	↓-3.3
3/1 06:50	95.1	↓-3.5
3/1 07:00	91.5	↓-3.6
3/1 07:10	87.8	↓-3.7
3/1 07:20	84.0	↓-3.8
3/1 07:30	80.2	↓-3.8
3/1 07:40	76.4	↓-3.8
3/1 07:50	72.7	↓-3.7
3/1 08:00	69.0	↓-3.7
3/1 08:10	65.4	↓-3.6
3/1 08:20	61.9	↓-3.5
3/1 08:30	58.6	↓-3.3
3/1 08:40	55.5	↓-3.1
3/1 08:50	52.6	↓-2.9
3/1 09:00	49.9	↓-2.7
3/1 09:10	47.4	↓-2.5
3/1 09:20	45.2	↓-2.2
3/1 09:30	43.2	↓-2.0
3/1 09:40	41.6	↓-1.6
3/1 09:50	40.2	↓-1.4
3/1 10:00	39.1	↓-1.1
3/1 10:10	38.4	↓-0.7
3/1 10:20	37.9	↓-0.5	干潮
3/1 10:30	37.8	↓-0.1
3/1 10:40	38.0	↑0.2
3/1 10:50	38.6	↑0.6
3/1 11:00	39.5	↑0.9
3/1 11:10	40.8	↑1.3
3/1 11:20	42.3	↑1.5
3/1 11:30	44.2	↑1.9
3/1 11:40	46.4	↑2.2
3/1 11:50	49.0	↑2.6
3/1 12:00	51.8	↑2.8
3/1 12:10	54.8	↑3.0
3/1 12:20	58.2	↑3.4
3/1 12:30	61.7	↑3.5
3/1 12:40	65.4	↑3.7
3/1 12:50	69.3	↑3.9
3/1 13:00	73.3	↑4.0
3/1 13:10	77.4	↑4.1
3/1 13:20	81.6	↑4.2
3/1 13:30	85.8	↑4.2
3/1 13:40	90.0	↑4.2
3/1 13:50	94.1	↑4.1
3/1 14:00	98.1	↑4.0
3/1 14:10	102.0	↑3.9
3/1 14:20	105.8	↑3.8
3/1 14:30	109.4	↑3.6
3/1 14:40	112.8	↑3.4
3/1 14:50	116.0	↑3.2
3/1 15:00	118.9	↑2.9
3/1 15:10	121.6	↑2.7
3/1 15:20	123.9	↑2.3
3/1 15:30	126.0	↑2.1
3/1 15:40	127.8	↑1.8
3/1 15:50	129.2	↑1.4
3/1 16:00	130.3	↑1.1
3/1 16:10	131.0	↑0.7
3/1 16:20	131.3	↑0.3	満潮
3/1 16:30	131.3	0
3/1 16:40	131.0	↓-0.3
3/1 16:50	130.2	↓-0.8
3/1 17:00	129.1	↓-1.1
3/1 17:10	127.6	↓-1.5
3/1 17:20	125.7	↓-1.9
3/1 17:30	123.4	↓-2.3
3/1 17:40	120.8	↓-2.6
3/1 17:50	117.9	↓-2.9
3/1 18:00	114.6	↓-3.3
3/1 18:10	111.0	↓-3.6
3/1 18:20	107.1	↓-3.9
3/1 18:30	102.9	↓-4.2
3/1 18:40	98.5	↓-4.4
3/1 18:50	93.9	↓-4.6
3/1 19:00	89.2	↓-4.7
3/1 19:10	84.2	↓-5.0
3/1 19:20	79.2	↓-5.0
3/1 19:30	74.2	↓-5.0
3/1 19:40	69.1	↓-5.1	最大潮位差
3/1 19:50	64.0	↓-5.1	最大潮位差
3/1 20:00	59.0	↓-5.0
3/1 20:10	54.0	↓-5.0
3/1 20:20	49.2	↓-4.8
3/1 20:30	44.5	↓-4.7
3/1 20:40	40.1	↓-4.4
3/1 20:50	35.8	↓-4.3
3/1 21:00	31.8	↓-4.0
3/1 21:10	28.0	↓-3.8
3/1 21:20	24.6	↓-3.4
3/1 21:30	21.4	↓-3.2
3/1 21:40	18.5	↓-2.9
3/1 21:50	16.0	↓-2.5
3/1 22:00	13.9	↓-2.1
3/1 22:10	12.1	↓-1.8
3/1 22:20	10.7	↓-1.4
3/1 22:30	9.6	↓-1.1
3/1 22:40	9.0	↓-0.6
3/1 22:50	8.8	↓-0.2	干潮
3/1 23:00	8.9	↑0.1
3/1 23:10	9.5	↑0.6
3/1 23:20	10.5	↑1.0
3/1 23:30	11.8	↑1.3
3/1 23:40	13.6	↑1.8
3/1 23:50	15.7	↑2.1