3 (火)	10:22	03:23	23:01	17:08
	120cm	62cm	98cm	67cm
小潮 出 06:32 入 16:24 出 12:18 入 00:02

日立（茨城）2030年12月3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
12/3 00:00	84.0	↓-1.6
12/3 00:10	82.3	↓-1.7
12/3 00:20	80.6	↓-1.7
12/3 00:30	79.0	↓-1.6
12/3 00:40	77.3	↓-1.7
12/3 00:50	75.7	↓-1.6
12/3 01:00	74.2	↓-1.5
12/3 01:10	72.6	↓-1.6
12/3 01:20	71.1	↓-1.5
12/3 01:30	69.7	↓-1.4
12/3 01:40	68.4	↓-1.3
12/3 01:50	67.1	↓-1.3
12/3 02:00	66.0	↓-1.1
12/3 02:10	64.9	↓-1.1
12/3 02:20	63.9	↓-1.0
12/3 02:30	63.1	↓-0.8
12/3 02:40	62.4	↓-0.7
12/3 02:50	61.8	↓-0.6
12/3 03:00	61.4	↓-0.4
12/3 03:10	61.2	↓-0.2
12/3 03:20	61.0	↓-0.2	干潮
12/3 03:30	61.1	↑0.1
12/3 03:40	61.3	↑0.2
12/3 03:50	61.7	↑0.4
12/3 04:00	62.2	↑0.5
12/3 04:10	62.9	↑0.7
12/3 04:20	63.8	↑0.9
12/3 04:30	64.8	↑1.0
12/3 04:40	65.9	↑1.1
12/3 04:50	67.2	↑1.3
12/3 05:00	68.6	↑1.4
12/3 05:10	70.1	↑1.5
12/3 05:20	71.8	↑1.7
12/3 05:30	73.5	↑1.7
12/3 05:40	75.4	↑1.9
12/3 05:50	77.3	↑1.9
12/3 06:00	79.2	↑1.9
12/3 06:10	81.3	↑2.1
12/3 06:20	83.4	↑2.1
12/3 06:30	85.5	↑2.1
12/3 06:40	87.7	↑2.2	最大潮位差
12/3 06:50	89.8	↑2.1
12/3 07:00	92.0	↑2.2	最大潮位差
12/3 07:10	94.2	↑2.2	最大潮位差
12/3 07:20	96.3	↑2.1
12/3 07:30	98.4	↑2.1
12/3 07:40	100.5	↑2.1
12/3 07:50	102.5	↑2.0
12/3 08:00	104.5	↑2.0
12/3 08:10	106.4	↑1.9
12/3 08:20	108.2	↑1.8
12/3 08:30	109.9	↑1.7
12/3 08:40	111.5	↑1.6
12/3 08:50	112.9	↑1.4
12/3 09:00	114.3	↑1.4
12/3 09:10	115.5	↑1.2
12/3 09:20	116.6	↑1.1
12/3 09:30	117.5	↑0.9
12/3 09:40	118.2	↑0.7
12/3 09:50	118.8	↑0.6
12/3 10:00	119.3	↑0.5
12/3 10:10	119.5	↑0.2
12/3 10:20	119.6	↑0.1	満潮
12/3 10:30	119.6	0
12/3 10:40	119.4	↓-0.2
12/3 10:50	119.0	↓-0.4
12/3 11:00	118.4	↓-0.6
12/3 11:10	117.8	↓-0.6
12/3 11:20	116.9	↓-0.9
12/3 11:30	116.0	↓-0.9
12/3 11:40	114.8	↓-1.2
12/3 11:50	113.6	↓-1.2
12/3 12:00	112.3	↓-1.3
12/3 12:10	110.8	↓-1.5
12/3 12:20	109.2	↓-1.6
12/3 12:30	107.6	↓-1.6
12/3 12:40	105.8	↓-1.8
12/3 12:50	104.0	↓-1.8
12/3 13:00	102.1	↓-1.9
12/3 13:10	100.1	↓-2.0
12/3 13:20	98.1	↓-2.0
12/3 13:30	96.0	↓-2.1
12/3 13:40	94.0	↓-2.0
12/3 13:50	91.9	↓-2.1
12/3 14:00	89.8	↓-2.1
12/3 14:10	87.7	↓-2.1
12/3 14:20	85.6	↓-2.1
12/3 14:30	83.6	↓-2.0
12/3 14:40	81.7	↓-1.9
12/3 14:50	79.8	↓-1.9
12/3 15:00	78.0	↓-1.8
12/3 15:10	76.3	↓-1.7
12/3 15:20	74.7	↓-1.6
12/3 15:30	73.2	↓-1.5
12/3 15:40	71.9	↓-1.3
12/3 15:50	70.6	↓-1.3
12/3 16:00	69.6	↓-1.0
12/3 16:10	68.7	↓-0.9
12/3 16:20	67.9	↓-0.8
12/3 16:30	67.3	↓-0.6
12/3 16:40	66.8	↓-0.5
12/3 16:50	66.5	↓-0.3
12/3 17:00	66.3	↓-0.2	干潮
12/3 17:10	66.3	0
12/3 17:20	66.4	↑0.1
12/3 17:30	66.7	↑0.3
12/3 17:40	67.0	↑0.3
12/3 17:50	67.5	↑0.5
12/3 18:00	68.2	↑0.7
12/3 18:10	68.9	↑0.7
12/3 18:20	69.7	↑0.8
12/3 18:30	70.7	↑1.0
12/3 18:40	71.7	↑1.0
12/3 18:50	72.8	↑1.1
12/3 19:00	73.9	↑1.1
12/3 19:10	75.2	↑1.3
12/3 19:20	76.4	↑1.2
12/3 19:30	77.7	↑1.3
12/3 19:40	79.1	↑1.4
12/3 19:50	80.4	↑1.3
12/3 20:00	81.8	↑1.4
12/3 20:10	83.2	↑1.4
12/3 20:20	84.5	↑1.3
12/3 20:30	85.9	↑1.4
12/3 20:40	87.2	↑1.3
12/3 20:50	88.4	↑1.2
12/3 21:00	89.6	↑1.2
12/3 21:10	90.7	↑1.1
12/3 21:20	91.8	↑1.1
12/3 21:30	92.7	↑0.9
12/3 21:40	93.6	↑0.9
12/3 21:50	94.4	↑0.8
12/3 22:00	95.1	↑0.7
12/3 22:10	95.7	↑0.6
12/3 22:20	96.2	↑0.5
12/3 22:30	96.5	↑0.3
12/3 22:40	96.8	↑0.3
12/3 22:50	97.0	↑0.2
12/3 23:00	97.0	0	満潮
12/3 23:10	97.0	0
12/3 23:20	96.8	↓-0.2
12/3 23:30	96.6	↓-0.2
12/3 23:40	96.2	↓-0.4
12/3 23:50	95.8	↓-0.4