14 (日)	00:49	02:43	09:36	18:19
	83cm	82cm	107cm	35cm
若潮 出 06:27 入 17:18 出 11:59 入 01:33

日立（茨城）2038年02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
2/14 00:00	81.9	↑0.2
2/14 00:10	82.0	↑0.1
2/14 00:20	82.1	↑0.1
2/14 00:30	82.1	0
2/14 00:40	82.2	↑0.1	満潮
2/14 00:50	82.2	0
2/14 01:00	82.2	0
2/14 01:10	82.1	↓-0.1
2/14 01:20	82.1	0
2/14 01:30	82.0	↓-0.1
2/14 01:40	82.0	0
2/14 01:50	81.9	↓-0.1
2/14 02:00	81.9	0
2/14 02:10	81.8	↓-0.1
2/14 02:20	81.7	↓-0.1
2/14 02:30	81.7	0
2/14 02:40	81.7	0	干潮
2/14 02:50	81.7	0
2/14 03:00	81.7	0
2/14 03:10	81.8	↑0.1
2/14 03:20	81.9	↑0.1
2/14 03:30	82.1	↑0.2
2/14 03:40	82.3	↑0.2
2/14 03:50	82.6	↑0.3
2/14 04:00	82.9	↑0.3
2/14 04:10	83.4	↑0.5
2/14 04:20	83.8	↑0.4
2/14 04:30	84.4	↑0.6
2/14 04:40	85.0	↑0.6
2/14 04:50	85.7	↑0.7
2/14 05:00	86.4	↑0.7
2/14 05:10	87.2	↑0.8
2/14 05:20	88.1	↑0.9
2/14 05:30	88.9	↑0.8
2/14 05:40	89.9	↑1.0
2/14 05:50	90.8	↑0.9
2/14 06:00	91.8	↑1.0
2/14 06:10	92.8	↑1.0
2/14 06:20	93.8	↑1.0
2/14 06:30	94.9	↑1.1
2/14 06:40	95.9	↑1.0
2/14 06:50	96.9	↑1.0
2/14 07:00	97.8	↑0.9
2/14 07:10	98.8	↑1.0
2/14 07:20	99.7	↑0.9
2/14 07:30	100.6	↑0.9
2/14 07:40	101.4	↑0.8
2/14 07:50	102.2	↑0.8
2/14 08:00	103.0	↑0.8
2/14 08:10	103.7	↑0.7
2/14 08:20	104.3	↑0.6
2/14 08:30	104.9	↑0.6
2/14 08:40	105.4	↑0.5
2/14 08:50	105.9	↑0.5
2/14 09:00	106.3	↑0.4
2/14 09:10	106.5	↑0.2
2/14 09:20	106.7	↑0.2
2/14 09:30	106.8	↑0.1	満潮
2/14 09:40	106.8	0
2/14 09:50	106.7	↓-0.1
2/14 10:00	106.5	↓-0.2
2/14 10:10	106.2	↓-0.3
2/14 10:20	105.8	↓-0.4
2/14 10:30	105.2	↓-0.6
2/14 10:40	104.5	↓-0.7
2/14 10:50	103.8	↓-0.7
2/14 11:00	102.9	↓-0.9
2/14 11:10	101.9	↓-1.0
2/14 11:20	100.8	↓-1.1
2/14 11:30	99.6	↓-1.2
2/14 11:40	98.2	↓-1.4
2/14 11:50	96.9	↓-1.3
2/14 12:00	95.4	↓-1.5
2/14 12:10	93.8	↓-1.6
2/14 12:20	92.2	↓-1.6
2/14 12:30	90.5	↓-1.7
2/14 12:40	88.7	↓-1.8
2/14 12:50	86.9	↓-1.8
2/14 13:00	85.1	↓-1.8
2/14 13:10	83.1	↓-2.0
2/14 13:20	81.2	↓-1.9
2/14 13:30	79.2	↓-2.0
2/14 13:40	77.1	↓-2.1
2/14 13:50	75.0	↓-2.1
2/14 14:00	72.9	↓-2.1
2/14 14:10	70.8	↓-2.1
2/14 14:20	68.6	↓-2.2	最大潮位差
2/14 14:30	66.4	↓-2.2	最大潮位差
2/14 14:40	64.2	↓-2.2	最大潮位差
2/14 14:50	62.0	↓-2.2	最大潮位差
2/14 15:00	59.9	↓-2.1
2/14 15:10	57.7	↓-2.2	最大潮位差
2/14 15:20	55.6	↓-2.1
2/14 15:30	53.5	↓-2.1
2/14 15:40	51.5	↓-2.0
2/14 15:50	49.5	↓-2.0
2/14 16:00	47.7	↓-1.8
2/14 16:10	45.9	↓-1.8
2/14 16:20	44.2	↓-1.7
2/14 16:30	42.6	↓-1.6
2/14 16:40	41.2	↓-1.4
2/14 16:50	39.9	↓-1.3
2/14 17:00	38.7	↓-1.2
2/14 17:10	37.7	↓-1.0
2/14 17:20	36.8	↓-0.9
2/14 17:30	36.0	↓-0.8
2/14 17:40	35.4	↓-0.6
2/14 17:50	34.9	↓-0.5
2/14 18:00	34.6	↓-0.3
2/14 18:10	34.4	↓-0.2	干潮
2/14 18:20	34.4	0
2/14 18:30	34.5	↑0.1
2/14 18:40	34.7	↑0.2
2/14 18:50	35.1	↑0.4
2/14 19:00	35.6	↑0.5
2/14 19:10	36.2	↑0.6
2/14 19:20	37.0	↑0.8
2/14 19:30	37.8	↑0.8
2/14 19:40	38.8	↑1.0
2/14 19:50	39.9	↑1.1
2/14 20:00	41.1	↑1.2
2/14 20:10	42.4	↑1.3
2/14 20:20	43.8	↑1.4
2/14 20:30	45.3	↑1.5
2/14 20:40	46.9	↑1.6
2/14 20:50	48.6	↑1.7
2/14 21:00	50.3	↑1.7
2/14 21:10	52.1	↑1.8
2/14 21:20	54.0	↑1.9
2/14 21:30	55.8	↑1.8
2/14 21:40	57.7	↑1.9
2/14 21:50	59.6	↑1.9
2/14 22:00	61.5	↑1.9
2/14 22:10	63.4	↑1.9
2/14 22:20	65.3	↑1.9
2/14 22:30	67.2	↑1.9
2/14 22:40	69.0	↑1.8
2/14 22:50	70.7	↑1.7
2/14 23:00	72.4	↑1.7
2/14 23:10	74.0	↑1.6
2/14 23:20	75.6	↑1.6
2/14 23:30	77.1	↑1.5
2/14 23:40	78.6	↑1.5
2/14 23:50	79.9	↑1.3