07 (日)	09:30	02:31	21:02	15:53
	119cm	54cm	99cm	81cm
小潮 出 06:35 入 16:24 出 23:55 入 11:35

日立（茨城）2031年12月07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
12/7 00:00	69.9	↓-1.8
12/7 00:10	68.1	↓-1.8
12/7 00:20	66.3	↓-1.8
12/7 00:30	64.7	↓-1.6
12/7 00:40	63.1	↓-1.6
12/7 00:50	61.6	↓-1.5
12/7 01:00	60.2	↓-1.4
12/7 01:10	59.0	↓-1.2
12/7 01:20	57.8	↓-1.2
12/7 01:30	56.8	↓-1.0
12/7 01:40	56.0	↓-0.8
12/7 01:50	55.2	↓-0.8
12/7 02:00	54.7	↓-0.5
12/7 02:10	54.2	↓-0.5
12/7 02:20	54.0	↓-0.2
12/7 02:30	53.9	↓-0.1	干潮
12/7 02:40	54.0	↑0.1
12/7 02:50	54.2	↑0.2
12/7 03:00	54.7	↑0.5
12/7 03:10	55.3	↑0.6
12/7 03:20	56.1	↑0.8
12/7 03:30	57.1	↑1.0
12/7 03:40	58.2	↑1.1
12/7 03:50	59.6	↑1.4
12/7 04:00	61.1	↑1.5
12/7 04:10	62.7	↑1.6
12/7 04:20	64.5	↑1.8
12/7 04:30	66.4	↑1.9
12/7 04:40	68.4	↑2.0
12/7 04:50	70.6	↑2.2
12/7 05:00	72.8	↑2.2
12/7 05:10	75.1	↑2.3
12/7 05:20	77.5	↑2.4
12/7 05:30	79.9	↑2.4
12/7 05:40	82.3	↑2.4
12/7 05:50	84.8	↑2.5	最大潮位差
12/7 06:00	87.3	↑2.5	最大潮位差
12/7 06:10	89.7	↑2.4
12/7 06:20	92.1	↑2.4
12/7 06:30	94.5	↑2.4
12/7 06:40	96.9	↑2.4
12/7 06:50	99.1	↑2.2
12/7 07:00	101.3	↑2.2
12/7 07:10	103.4	↑2.1
12/7 07:20	105.4	↑2.0
12/7 07:30	107.3	↑1.9
12/7 07:40	109.1	↑1.8
12/7 07:50	110.7	↑1.6
12/7 08:00	112.2	↑1.5
12/7 08:10	113.6	↑1.4
12/7 08:20	114.8	↑1.2
12/7 08:30	115.9	↑1.1
12/7 08:40	116.8	↑0.9
12/7 08:50	117.5	↑0.7
12/7 09:00	118.1	↑0.6
12/7 09:10	118.5	↑0.4
12/7 09:20	118.7	↑0.2	満潮
12/7 09:30	118.8	↑0.1	満潮
12/7 09:40	118.7	↓-0.1
12/7 09:50	118.5	↓-0.2
12/7 10:00	118.1	↓-0.4
12/7 10:10	117.5	↓-0.6
12/7 10:20	116.8	↓-0.7
12/7 10:30	116.0	↓-0.8
12/7 10:40	115.1	↓-0.9
12/7 10:50	114.0	↓-1.1
12/7 11:00	112.9	↓-1.1
12/7 11:10	111.7	↓-1.2
12/7 11:20	110.4	↓-1.3
12/7 11:30	109.0	↓-1.4
12/7 11:40	107.6	↓-1.4
12/7 11:50	106.1	↓-1.5
12/7 12:00	104.7	↓-1.4
12/7 12:10	103.1	↓-1.6
12/7 12:20	101.6	↓-1.5
12/7 12:30	100.1	↓-1.5
12/7 12:40	98.6	↓-1.5
12/7 12:50	97.1	↓-1.5
12/7 13:00	95.6	↓-1.5
12/7 13:10	94.1	↓-1.5
12/7 13:20	92.7	↓-1.4
12/7 13:30	91.3	↓-1.4
12/7 13:40	90.0	↓-1.3
12/7 13:50	88.8	↓-1.2
12/7 14:00	87.6	↓-1.2
12/7 14:10	86.4	↓-1.2
12/7 14:20	85.4	↓-1.0
12/7 14:30	84.5	↓-0.9
12/7 14:40	83.6	↓-0.9
12/7 14:50	82.9	↓-0.7
12/7 15:00	82.2	↓-0.7
12/7 15:10	81.7	↓-0.5
12/7 15:20	81.3	↓-0.4
12/7 15:30	80.9	↓-0.4
12/7 15:40	80.8	↓-0.1
12/7 15:50	80.7	↓-0.1	干潮
12/7 16:00	80.7	0
12/7 16:10	80.8	↑0.1
12/7 16:20	81.1	↑0.3
12/7 16:30	81.4	↑0.3
12/7 16:40	81.9	↑0.5
12/7 16:50	82.4	↑0.5
12/7 17:00	83.0	↑0.6
12/7 17:10	83.7	↑0.7
12/7 17:20	84.4	↑0.7
12/7 17:30	85.1	↑0.7
12/7 17:40	86.0	↑0.9
12/7 17:50	86.8	↑0.8
12/7 18:00	87.7	↑0.9
12/7 18:10	88.5	↑0.8
12/7 18:20	89.4	↑0.9
12/7 18:30	90.3	↑0.9
12/7 18:40	91.1	↑0.8
12/7 18:50	92.0	↑0.9
12/7 19:00	92.8	↑0.8
12/7 19:10	93.6	↑0.8
12/7 19:20	94.3	↑0.7
12/7 19:30	95.1	↑0.8
12/7 19:40	95.7	↑0.6
12/7 19:50	96.3	↑0.6
12/7 20:00	96.8	↑0.5
12/7 20:10	97.3	↑0.5
12/7 20:20	97.7	↑0.4
12/7 20:30	98.0	↑0.3
12/7 20:40	98.3	↑0.3
12/7 20:50	98.4	↑0.1
12/7 21:00	98.5	↑0.1	満潮
12/7 21:10	98.4	↓-0.1
12/7 21:20	98.3	↓-0.1
12/7 21:30	98.0	↓-0.3
12/7 21:40	97.7	↓-0.3
12/7 21:50	97.3	↓-0.4
12/7 22:00	96.7	↓-0.6
12/7 22:10	96.1	↓-0.6
12/7 22:20	95.3	↓-0.8
12/7 22:30	94.5	↓-0.8
12/7 22:40	93.6	↓-0.9
12/7 22:50	92.6	↓-1.0
12/7 23:00	91.6	↓-1.0
12/7 23:10	90.5	↓-1.1
12/7 23:20	89.3	↓-1.2
12/7 23:30	88.1	↓-1.2
12/7 23:40	86.9	↓-1.2
12/7 23:50	85.6	↓-1.3