5 (木)	01:07	05:41	11:59	19:22
	101cm	84cm	124cm	40cm
若潮 出 06:34 入 16:24 出 13:20 入 02:01

日立（茨城）2030年12月5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
12/5 00:00	98.1	↑0.8
12/5 00:10	98.8	↑0.7
12/5 00:20	99.3	↑0.5
12/5 00:30	99.8	↑0.5
12/5 00:40	100.2	↑0.4
12/5 00:50	100.4	↑0.2
12/5 01:00	100.5	↑0.1	満潮
12/5 01:10	100.6	↑0.1
12/5 01:20	100.5	↓-0.1
12/5 01:30	100.2	↓-0.3
12/5 01:40	99.9	↓-0.3
12/5 01:50	99.5	↓-0.4
12/5 02:00	99.0	↓-0.5
12/5 02:10	98.3	↓-0.7
12/5 02:20	97.6	↓-0.7
12/5 02:30	96.9	↓-0.7
12/5 02:40	96.0	↓-0.9
12/5 02:50	95.1	↓-0.9
12/5 03:00	94.1	↓-1.0
12/5 03:10	93.1	↓-1.0
12/5 03:20	92.1	↓-1.0
12/5 03:30	91.1	↓-1.0
12/5 03:40	90.1	↓-1.0
12/5 03:50	89.2	↓-0.9
12/5 04:00	88.2	↓-1.0
12/5 04:10	87.3	↓-0.9
12/5 04:20	86.5	↓-0.8
12/5 04:30	85.8	↓-0.7
12/5 04:40	85.1	↓-0.7
12/5 04:50	84.5	↓-0.6
12/5 05:00	84.0	↓-0.5
12/5 05:10	83.6	↓-0.4
12/5 05:20	83.4	↓-0.2
12/5 05:30	83.2	↓-0.2
12/5 05:40	83.1	↓-0.1	干潮
12/5 05:50	83.2	↑0.1
12/5 06:00	83.4	↑0.2
12/5 06:10	83.7	↑0.3
12/5 06:20	84.0	↑0.3
12/5 06:30	84.6	↑0.6
12/5 06:40	85.2	↑0.6
12/5 06:50	85.9	↑0.7
12/5 07:00	86.7	↑0.8
12/5 07:10	87.7	↑1.0
12/5 07:20	88.7	↑1.0
12/5 07:30	89.9	↑1.2
12/5 07:40	91.1	↑1.2
12/5 07:50	92.4	↑1.3
12/5 08:00	93.8	↑1.4
12/5 08:10	95.3	↑1.5
12/5 08:20	96.8	↑1.5
12/5 08:30	98.4	↑1.6
12/5 08:40	100.1	↑1.7
12/5 08:50	101.8	↑1.7
12/5 09:00	103.5	↑1.7
12/5 09:10	105.2	↑1.7
12/5 09:20	107.0	↑1.8
12/5 09:30	108.7	↑1.7
12/5 09:40	110.4	↑1.7
12/5 09:50	112.0	↑1.6
12/5 10:00	113.6	↑1.6
12/5 10:10	115.1	↑1.5
12/5 10:20	116.5	↑1.4
12/5 10:30	117.8	↑1.3
12/5 10:40	119.0	↑1.2
12/5 10:50	120.1	↑1.1
12/5 11:00	121.1	↑1.0
12/5 11:10	121.9	↑0.8
12/5 11:20	122.6	↑0.7
12/5 11:30	123.1	↑0.5
12/5 11:40	123.5	↑0.4
12/5 11:50	123.7	↑0.2	満潮
12/5 12:00	123.8	↑0.1
12/5 12:10	123.7	↓-0.1
12/5 12:20	123.4	↓-0.3
12/5 12:30	123.0	↓-0.4
12/5 12:40	122.3	↓-0.7
12/5 12:50	121.5	↓-0.8
12/5 13:00	120.6	↓-0.9
12/5 13:10	119.4	↓-1.2
12/5 13:20	118.1	↓-1.3
12/5 13:30	116.6	↓-1.5
12/5 13:40	114.9	↓-1.7
12/5 13:50	113.1	↓-1.8
12/5 14:00	111.1	↓-2.0
12/5 14:10	108.9	↓-2.2
12/5 14:20	106.6	↓-2.3
12/5 14:30	104.1	↓-2.5
12/5 14:40	101.5	↓-2.6
12/5 14:50	98.8	↓-2.7
12/5 15:00	96.0	↓-2.8
12/5 15:10	93.0	↓-3.0
12/5 15:20	90.0	↓-3.0
12/5 15:30	86.9	↓-3.1	最大潮位差
12/5 15:40	83.8	↓-3.1	最大潮位差
12/5 15:50	80.7	↓-3.1	最大潮位差
12/5 16:00	77.6	↓-3.1	最大潮位差
12/5 16:10	74.5	↓-3.1	最大潮位差
12/5 16:20	71.4	↓-3.1	最大潮位差
12/5 16:30	68.4	↓-3.0
12/5 16:40	65.5	↓-2.9
12/5 16:50	62.7	↓-2.8
12/5 17:00	60.0	↓-2.7
12/5 17:10	57.4	↓-2.6
12/5 17:20	55.0	↓-2.4
12/5 17:30	52.7	↓-2.3
12/5 17:40	50.6	↓-2.1
12/5 17:50	48.7	↓-1.9
12/5 18:00	46.9	↓-1.8
12/5 18:10	45.3	↓-1.6
12/5 18:20	43.9	↓-1.4
12/5 18:30	42.8	↓-1.1
12/5 18:40	41.8	↓-1.0
12/5 18:50	41.0	↓-0.8
12/5 19:00	40.5	↓-0.5
12/5 19:10	40.1	↓-0.4
12/5 19:20	40.0	↓-0.1	干潮
12/5 19:30	40.0	0
12/5 19:40	40.3	↑0.3
12/5 19:50	40.9	↑0.6
12/5 20:00	41.6	↑0.7
12/5 20:10	42.5	↑0.9
12/5 20:20	43.6	↑1.1
12/5 20:30	44.9	↑1.3
12/5 20:40	46.5	↑1.6
12/5 20:50	48.1	↑1.6
12/5 21:00	50.0	↑1.9
12/5 21:10	52.0	↑2.0
12/5 21:20	54.1	↑2.1
12/5 21:30	56.4	↑2.3
12/5 21:40	58.7	↑2.3
12/5 21:50	61.2	↑2.5
12/5 22:00	63.7	↑2.5
12/5 22:10	66.3	↑2.6
12/5 22:20	68.9	↑2.6
12/5 22:30	71.5	↑2.6
12/5 22:40	74.0	↑2.5
12/5 22:50	76.6	↑2.6
12/5 23:00	79.2	↑2.6
12/5 23:10	81.7	↑2.5
12/5 23:20	84.1	↑2.4
12/5 23:30	86.4	↑2.3
12/5 23:40	88.7	↑2.3
12/5 23:50	90.9	↑2.2