01 (金)	04:18	09:03	14:19	21:45
	113cm	81cm	125cm	-5cm
大潮 出 06:40 入 17:05 出 05:18 入 15:38

日立（茨城）2030年02月01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
2/1 00:00	42.2	↑4.0
2/1 00:10	46.3	↑4.1
2/1 00:20	50.4	↑4.1
2/1 00:30	54.5	↑4.1
2/1 00:40	58.6	↑4.1
2/1 00:50	62.6	↑4.0
2/1 01:00	66.6	↑4.0
2/1 01:10	70.6	↑4.0
2/1 01:20	74.4	↑3.8
2/1 01:30	78.2	↑3.8
2/1 01:40	81.8	↑3.6
2/1 01:50	85.3	↑3.5
2/1 02:00	88.7	↑3.4
2/1 02:10	91.8	↑3.1
2/1 02:20	94.9	↑3.1
2/1 02:30	97.7	↑2.8
2/1 02:40	100.3	↑2.6
2/1 02:50	102.6	↑2.3
2/1 03:00	104.8	↑2.2
2/1 03:10	106.7	↑1.9
2/1 03:20	108.3	↑1.6
2/1 03:30	109.7	↑1.4
2/1 03:40	110.9	↑1.2
2/1 03:50	111.7	↑0.8
2/1 04:00	112.3	↑0.6
2/1 04:10	112.6	↑0.3	満潮
2/1 04:20	112.7	↑0.1
2/1 04:30	112.5	↓-0.2
2/1 04:40	112.1	↓-0.4
2/1 04:50	111.4	↓-0.7
2/1 05:00	110.6	↓-0.8
2/1 05:10	109.5	↓-1.1
2/1 05:20	108.3	↓-1.2
2/1 05:30	107.0	↓-1.3
2/1 05:40	105.5	↓-1.5
2/1 05:50	103.9	↓-1.6
2/1 06:00	102.3	↓-1.6
2/1 06:10	100.6	↓-1.7
2/1 06:20	98.9	↓-1.7
2/1 06:30	97.1	↓-1.8
2/1 06:40	95.4	↓-1.7
2/1 06:50	93.7	↓-1.7
2/1 07:00	92.0	↓-1.7
2/1 07:10	90.5	↓-1.5
2/1 07:20	88.9	↓-1.6
2/1 07:30	87.5	↓-1.4
2/1 07:40	86.2	↓-1.3
2/1 07:50	85.0	↓-1.2
2/1 08:00	83.9	↓-1.1
2/1 08:10	82.9	↓-1.0
2/1 08:20	82.1	↓-0.8
2/1 08:30	81.5	↓-0.6
2/1 08:40	81.0	↓-0.5
2/1 08:50	80.7	↓-0.3
2/1 09:00	80.6	↓-0.1	干潮
2/1 09:10	80.6	0
2/1 09:20	80.8	↑0.2
2/1 09:30	81.3	↑0.5
2/1 09:40	81.9	↑0.6
2/1 09:50	82.7	↑0.8
2/1 10:00	83.7	↑1.0
2/1 10:10	85.0	↑1.3
2/1 10:20	86.3	↑1.3
2/1 10:30	87.9	↑1.6
2/1 10:40	89.6	↑1.7
2/1 10:50	91.4	↑1.8
2/1 11:00	93.4	↑2.0
2/1 11:10	95.5	↑2.1
2/1 11:20	97.6	↑2.1
2/1 11:30	99.8	↑2.2
2/1 11:40	102.0	↑2.2
2/1 11:50	104.3	↑2.3
2/1 12:00	106.5	↑2.2
2/1 12:10	108.7	↑2.2
2/1 12:20	110.8	↑2.1
2/1 12:30	112.9	↑2.1
2/1 12:40	114.8	↑1.9
2/1 12:50	116.6	↑1.8
2/1 13:00	118.3	↑1.7
2/1 13:10	119.8	↑1.5
2/1 13:20	121.1	↑1.3
2/1 13:30	122.3	↑1.2
2/1 13:40	123.2	↑0.9
2/1 13:50	124.0	↑0.8
2/1 14:00	124.5	↑0.5
2/1 14:10	124.8	↑0.3	満潮
2/1 14:20	124.9	↑0.1
2/1 14:30	124.7	↓-0.2
2/1 14:40	124.3	↓-0.4
2/1 14:50	123.6	↓-0.7
2/1 15:00	122.7	↓-0.9
2/1 15:10	121.5	↓-1.2
2/1 15:20	120.0	↓-1.5
2/1 15:30	118.2	↓-1.8
2/1 15:40	116.1	↓-2.1
2/1 15:50	113.8	↓-2.3
2/1 16:00	111.2	↓-2.6
2/1 16:10	108.3	↓-2.9
2/1 16:20	105.2	↓-3.1
2/1 16:30	101.8	↓-3.4
2/1 16:40	98.1	↓-3.7
2/1 16:50	94.3	↓-3.8
2/1 17:00	90.2	↓-4.1
2/1 17:10	86.0	↓-4.2
2/1 17:20	81.6	↓-4.4
2/1 17:30	77.0	↓-4.6
2/1 17:40	72.4	↓-4.6
2/1 17:50	67.7	↓-4.7
2/1 18:00	62.9	↓-4.8	最大潮位差
2/1 18:10	58.2	↓-4.7
2/1 18:20	53.4	↓-4.8	最大潮位差
2/1 18:30	48.7	↓-4.7
2/1 18:40	44.1	↓-4.6
2/1 18:50	39.5	↓-4.6
2/1 19:00	35.1	↓-4.4
2/1 19:10	30.8	↓-4.3
2/1 19:20	26.6	↓-4.2
2/1 19:30	22.7	↓-3.9
2/1 19:40	18.9	↓-3.8
2/1 19:50	15.3	↓-3.6
2/1 20:00	12.0	↓-3.3
2/1 20:10	8.9	↓-3.1
2/1 20:20	6.1	↓-2.8
2/1 20:30	3.6	↓-2.5
2/1 20:40	1.3	↓-2.3
2/1 20:50	-0.7	↓-2.0
2/1 21:00	-2.3	↓-1.6
2/1 21:10	-3.6	↓-1.3
2/1 21:20	-4.6	↓-1.0
2/1 21:30	-5.3	↓-0.7
2/1 21:40	-5.6	↓-0.3	干潮
2/1 21:50	-5.6	0
2/1 22:00	-5.1	↑0.5
2/1 22:10	-4.4	↑0.7
2/1 22:20	-3.3	↑1.1
2/1 22:30	-1.8	↑1.5
2/1 22:40	0.0	↑1.8
2/1 22:50	2.2	0
2/1 23:00	4.7	↑2.5
2/1 23:10	7.5	↑2.8
2/1 23:20	10.5	↑3.0
2/1 23:30	13.9	↑3.4
2/1 23:40	17.4	↑3.5
2/1 23:50	21.2	↑3.8