14 (月)	05:39	11:00	16:39	23:33
	138cm	81cm	147cm	26cm
中潮 出 05:44 入 17:05 出 18:32 入 08:10

日立（茨城）2030年10月14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
10/14 00:00	30.1	↑2.0
10/14 00:10	32.4	↑2.3
10/14 00:20	35.1	↑2.7
10/14 00:30	38.1	↑3.0
10/14 00:40	41.4	↑3.3
10/14 00:50	44.9	↑3.5
10/14 01:00	48.7	↑3.8
10/14 01:10	52.7	↑4.0
10/14 01:20	56.9	↑4.2
10/14 01:30	61.3	↑4.4
10/14 01:40	65.8	↑4.5
10/14 01:50	70.4	↑4.6
10/14 02:00	75.0	↑4.6
10/14 02:10	79.6	↑4.6
10/14 02:20	84.3	↑4.7
10/14 02:30	88.8	↑4.5
10/14 02:40	93.3	↑4.5
10/14 02:50	97.7	↑4.4
10/14 03:00	102.0	↑4.3
10/14 03:10	106.0	↑4.0
10/14 03:20	110.0	↑4.0
10/14 03:30	113.6	↑3.6
10/14 03:40	117.1	↑3.5
10/14 03:50	120.4	↑3.3
10/14 04:00	123.4	↑3.0
10/14 04:10	126.1	↑2.7
10/14 04:20	128.5	↑2.4
10/14 04:30	130.7	↑2.2
10/14 04:40	132.6	↑1.9
10/14 04:50	134.2	↑1.6
10/14 05:00	135.5	↑1.3
10/14 05:10	136.5	↑1.0
10/14 05:20	137.2	↑0.7
10/14 05:30	137.6	↑0.4	満潮
10/14 05:40	137.7	↑0.1
10/14 05:50	137.4	↓-0.3
10/14 06:00	136.9	↓-0.5
10/14 06:10	136.1	↓-0.8
10/14 06:20	135.0	↓-1.1
10/14 06:30	133.7	↓-1.3
10/14 06:40	132.1	↓-1.6
10/14 06:50	130.3	↓-1.8
10/14 07:00	128.2	↓-2.1
10/14 07:10	126.0	↓-2.2
10/14 07:20	123.5	↓-2.5
10/14 07:30	121.0	↓-2.5
10/14 07:40	118.3	↓-2.7
10/14 07:50	115.6	↓-2.7
10/14 08:00	112.8	↓-2.8
10/14 08:10	110.0	↓-2.8
10/14 08:20	107.2	↓-2.8
10/14 08:30	104.4	↓-2.8
10/14 08:40	101.7	↓-2.7
10/14 08:50	99.0	↓-2.7
10/14 09:00	96.5	↓-2.5
10/14 09:10	94.1	↓-2.4
10/14 09:20	91.9	↓-2.2
10/14 09:30	89.8	↓-2.1
10/14 09:40	87.9	↓-1.9
10/14 09:50	86.2	↓-1.7
10/14 10:00	84.7	↓-1.5
10/14 10:10	83.5	↓-1.2
10/14 10:20	82.4	↓-1.1
10/14 10:30	81.6	↓-0.8
10/14 10:40	81.0	↓-0.6
10/14 10:50	80.7	↓-0.3	干潮
10/14 11:00	80.6	↓-0.1	干潮
10/14 11:10	80.7	↑0.1
10/14 11:20	81.1	↑0.4
10/14 11:30	81.8	↑0.7
10/14 11:40	82.7	↑0.9
10/14 11:50	83.8	↑1.1
10/14 12:00	85.2	↑1.4
10/14 12:10	86.8	↑1.6
10/14 12:20	88.6	↑1.8
10/14 12:30	90.6	↑2.0
10/14 12:40	92.9	↑2.3
10/14 12:50	95.3	↑2.4
10/14 13:00	97.9	↑2.6
10/14 13:10	100.6	↑2.7
10/14 13:20	103.5	↑2.9
10/14 13:30	106.5	↑3.0
10/14 13:40	109.5	↑3.0
10/14 13:50	112.6	↑3.1
10/14 14:00	115.7	↑3.1
10/14 14:10	118.8	↑3.1
10/14 14:20	121.8	↑3.0
10/14 14:30	124.8	↑3.0
10/14 14:40	127.7	↑2.9
10/14 14:50	130.4	↑2.7
10/14 15:00	133.0	↑2.6
10/14 15:10	135.4	↑2.4
10/14 15:20	137.6	↑2.2
10/14 15:30	139.6	↑2.0
10/14 15:40	141.3	↑1.7
10/14 15:50	142.8	↑1.5
10/14 16:00	144.0	↑1.2
10/14 16:10	145.0	↑1.0
10/14 16:20	145.6	↑0.6
10/14 16:30	146.0	↑0.4	満潮
10/14 16:40	146.1	↑0.1
10/14 16:50	145.9	↓-0.2
10/14 17:00	145.3	↓-0.6
10/14 17:10	144.5	↓-0.8
10/14 17:20	143.4	↓-1.1
10/14 17:30	141.9	↓-1.5
10/14 17:40	140.2	↓-1.7
10/14 17:50	138.1	↓-2.1
10/14 18:00	135.8	↓-2.3
10/14 18:10	133.2	↓-2.6
10/14 18:20	130.3	↓-2.9
10/14 18:30	127.1	↓-3.2
10/14 18:40	123.7	↓-3.4
10/14 18:50	120.0	↓-3.7
10/14 19:00	116.1	↓-3.9
10/14 19:10	112.0	↓-4.1
10/14 19:20	107.7	↓-4.3
10/14 19:30	103.3	↓-4.4
10/14 19:40	98.7	↓-4.6
10/14 19:50	94.1	↓-4.6
10/14 20:00	89.4	↓-4.7
10/14 20:10	84.7	↓-4.7
10/14 20:20	79.9	↓-4.8	最大潮位差
10/14 20:30	75.2	↓-4.7
10/14 20:40	70.6	↓-4.6
10/14 20:50	66.0	↓-4.6
10/14 21:00	61.6	↓-4.4
10/14 21:10	57.4	↓-4.2
10/14 21:20	53.3	↓-4.1
10/14 21:30	49.5	↓-3.8
10/14 21:40	45.8	↓-3.7
10/14 21:50	42.4	↓-3.4
10/14 22:00	39.3	↓-3.1
10/14 22:10	36.5	↓-2.8
10/14 22:20	33.9	↓-2.6
10/14 22:30	31.7	↓-2.2
10/14 22:40	29.8	↓-1.9
10/14 22:50	28.2	↓-1.6
10/14 23:00	26.9	↓-1.3
10/14 23:10	26.0	↓-0.9
10/14 23:20	25.4	↓-0.6
10/14 23:30	25.2	↓-0.2	干潮
10/14 23:40	25.3	↑0.1
10/14 23:50	25.7	↑0.4