22 (火)	10:12	02:45	21:13	16:40
	114cm	39cm	90cm	75cm
小潮 出 06:46 入 16:28 出 12:03 入 -

那珂湊（茨城）2020年12月22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
12/22 00:00	59.2	↓-2.2
12/22 00:10	57.0	↓-2.2
12/22 00:20	54.8	↓-2.2
12/22 00:30	52.8	↓-2.0
12/22 00:40	50.8	↓-2.0
12/22 00:50	49.0	↓-1.8
12/22 01:00	47.2	↓-1.8
12/22 01:10	45.6	↓-1.6
12/22 01:20	44.2	↓-1.4
12/22 01:30	42.9	↓-1.3
12/22 01:40	41.7	↓-1.2
12/22 01:50	40.7	↓-1.0
12/22 02:00	39.9	↓-0.8
12/22 02:10	39.2	↓-0.7
12/22 02:20	38.7	↓-0.5
12/22 02:30	38.4	↓-0.3
12/22 02:40	38.2	↓-0.2	干潮
12/22 02:50	38.2	0
12/22 03:00	38.4	↑0.2
12/22 03:10	38.8	↑0.4
12/22 03:20	39.3	↑0.5
12/22 03:30	40.0	↑0.7
12/22 03:40	40.9	↑0.9
12/22 03:50	41.9	↑1.0
12/22 04:00	43.1	↑1.2
12/22 04:10	44.4	↑1.3
12/22 04:20	45.9	↑1.5
12/22 04:30	47.5	↑1.6
12/22 04:40	49.3	↑1.8
12/22 04:50	51.2	↑1.9
12/22 05:00	53.2	↑2.0
12/22 05:10	55.4	↑2.2
12/22 05:20	57.6	↑2.2
12/22 05:30	59.9	↑2.3
12/22 05:40	62.3	↑2.4
12/22 05:50	64.8	↑2.5
12/22 06:00	67.4	↑2.6
12/22 06:10	70.0	↑2.6
12/22 06:20	72.7	↑2.7	最大潮位差
12/22 06:30	75.3	↑2.6
12/22 06:40	78.0	↑2.7	最大潮位差
12/22 06:50	80.7	↑2.7	最大潮位差
12/22 07:00	83.4	↑2.7	最大潮位差
12/22 07:10	86.0	↑2.6
12/22 07:20	88.6	↑2.6
12/22 07:30	91.1	↑2.5
12/22 07:40	93.6	↑2.5
12/22 07:50	95.9	↑2.3
12/22 08:00	98.2	↑2.3
12/22 08:10	100.3	↑2.1
12/22 08:20	102.4	↑2.1
12/22 08:30	104.2	↑1.8
12/22 08:40	106.0	↑1.8
12/22 08:50	107.5	↑1.5
12/22 09:00	108.9	↑1.4
12/22 09:10	110.1	↑1.2
12/22 09:20	111.2	↑1.1
12/22 09:30	112.0	↑0.8
12/22 09:40	112.7	↑0.7
12/22 09:50	113.1	↑0.4
12/22 10:00	113.4	↑0.3
12/22 10:10	113.5	↑0.1	満潮
12/22 10:20	113.5	0
12/22 10:30	113.2	↓-0.3
12/22 10:40	112.8	↓-0.4
12/22 10:50	112.2	↓-0.6
12/22 11:00	111.5	↓-0.7
12/22 11:10	110.6	↓-0.9
12/22 11:20	109.6	↓-1.0
12/22 11:30	108.5	↓-1.1
12/22 11:40	107.3	↓-1.2
12/22 11:50	106.0	↓-1.3
12/22 12:00	104.6	↓-1.4
12/22 12:10	103.2	↓-1.4
12/22 12:20	101.7	↓-1.5
12/22 12:30	100.1	↓-1.6
12/22 12:40	98.6	↓-1.5
12/22 12:50	97.0	↓-1.6
12/22 13:00	95.4	↓-1.6
12/22 13:10	93.8	↓-1.6
12/22 13:20	92.3	↓-1.5
12/22 13:30	90.7	↓-1.6
12/22 13:40	89.2	↓-1.5
12/22 13:50	87.8	↓-1.4
12/22 14:00	86.4	↓-1.4
12/22 14:10	85.1	↓-1.3
12/22 14:20	83.8	↓-1.3
12/22 14:30	82.6	↓-1.2
12/22 14:40	81.5	↓-1.1
12/22 14:50	80.4	↓-1.1
12/22 15:00	79.5	↓-0.9
12/22 15:10	78.6	↓-0.9
12/22 15:20	77.8	↓-0.8
12/22 15:30	77.1	↓-0.7
12/22 15:40	76.5	↓-0.6
12/22 15:50	76.0	↓-0.5
12/22 16:00	75.6	↓-0.4
12/22 16:10	75.3	↓-0.3
12/22 16:20	75.0	↓-0.3
12/22 16:30	74.9	↓-0.1	干潮
12/22 16:40	74.9	0	干潮
12/22 16:50	74.9	0
12/22 17:00	75.1	↑0.2
12/22 17:10	75.3	↑0.2
12/22 17:20	75.6	↑0.3
12/22 17:30	76.0	↑0.4
12/22 17:40	76.5	↑0.5
12/22 17:50	77.1	↑0.6
12/22 18:00	77.7	↑0.6
12/22 18:10	78.3	↑0.6
12/22 18:20	79.1	↑0.8
12/22 18:30	79.8	↑0.7
12/22 18:40	80.6	↑0.8
12/22 18:50	81.5	↑0.9
12/22 19:00	82.3	↑0.8
12/22 19:10	83.1	↑0.8
12/22 19:20	84.0	↑0.9
12/22 19:30	84.8	↑0.8
12/22 19:40	85.6	↑0.8
12/22 19:50	86.4	↑0.8
12/22 20:00	87.1	↑0.7
12/22 20:10	87.7	↑0.6
12/22 20:20	88.3	↑0.6
12/22 20:30	88.8	↑0.5
12/22 20:40	89.2	↑0.4
12/22 20:50	89.5	↑0.3
12/22 21:00	89.7	↑0.2
12/22 21:10	89.8	↑0.1	満潮
12/22 21:20	89.8	0
12/22 21:30	89.7	↓-0.1
12/22 21:40	89.4	↓-0.3
12/22 21:50	89.0	↓-0.4
12/22 22:00	88.4	↓-0.6
12/22 22:10	87.7	↓-0.7
12/22 22:20	86.9	↓-0.8
12/22 22:30	86.0	↓-0.9
12/22 22:40	85.0	↓-1.0
12/22 22:50	83.8	↓-1.2
12/22 23:00	82.6	↓-1.2
12/22 23:10	81.2	↓-1.4
12/22 23:20	79.8	↓-1.4
12/22 23:30	78.3	↓-1.5
12/22 23:40	76.7	↓-1.6
12/22 23:50	75.1	↓-1.6