20 (月)	09:00	03:28	22:09	15:12
	99cm	69cm	115cm	50cm
小潮 出 04:21 入 18:59 出 - 入 11:49

那珂湊（茨城）2033年06月20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
6/20 00:00	94.3	↓-2.0
6/20 00:10	92.3	↓-2.0
6/20 00:20	90.3	↓-2.0
6/20 00:30	88.3	↓-2.0
6/20 00:40	86.4	↓-1.9
6/20 00:50	84.5	↓-1.9
6/20 01:00	82.6	↓-1.9
6/20 01:10	80.9	↓-1.7
6/20 01:20	79.2	↓-1.7
6/20 01:30	77.6	↓-1.6
6/20 01:40	76.1	↓-1.5
6/20 01:50	74.8	↓-1.3
6/20 02:00	73.6	↓-1.2
6/20 02:10	72.5	↓-1.1
6/20 02:20	71.5	↓-1.0
6/20 02:30	70.6	↓-0.9
6/20 02:40	69.9	↓-0.7
6/20 02:50	69.4	↓-0.5
6/20 03:00	68.9	↓-0.5
6/20 03:10	68.6	↓-0.3
6/20 03:20	68.5	↓-0.1	干潮
6/20 03:30	68.4	↓-0.1
6/20 03:40	68.5	↑0.1
6/20 03:50	68.7	↑0.2
6/20 04:00	69.1	↑0.4
6/20 04:10	69.6	↑0.5
6/20 04:20	70.1	↑0.5
6/20 04:30	70.8	↑0.7
6/20 04:40	71.6	↑0.8
6/20 04:50	72.5	↑0.9
6/20 05:00	73.5	↑1.0
6/20 05:10	74.6	↑1.1
6/20 05:20	75.7	↑1.1
6/20 05:30	76.9	↑1.2
6/20 05:40	78.2	↑1.3
6/20 05:50	79.5	↑1.3
6/20 06:00	80.8	↑1.3
6/20 06:10	82.2	↑1.4
6/20 06:20	83.6	↑1.4
6/20 06:30	85.0	↑1.4
6/20 06:40	86.4	↑1.4
6/20 06:50	87.7	↑1.3
6/20 07:00	89.1	↑1.4
6/20 07:10	90.4	↑1.3
6/20 07:20	91.6	↑1.2
6/20 07:30	92.8	↑1.2
6/20 07:40	93.9	↑1.1
6/20 07:50	94.9	↑1.0
6/20 08:00	95.8	↑0.9
6/20 08:10	96.5	↑0.7
6/20 08:20	97.2	↑0.7
6/20 08:30	97.7	↑0.5
6/20 08:40	98.1	↑0.4
6/20 08:50	98.3	↑0.2	満潮
6/20 09:00	98.3	0	満潮
6/20 09:10	98.2	↓-0.1
6/20 09:20	98.0	↓-0.2
6/20 09:30	97.6	↓-0.4
6/20 09:40	97.0	↓-0.6
6/20 09:50	96.2	↓-0.8
6/20 10:00	95.3	↓-0.9
6/20 10:10	94.2	↓-1.1
6/20 10:20	93.0	↓-1.2
6/20 10:30	91.6	↓-1.4
6/20 10:40	90.1	↓-1.5
6/20 10:50	88.4	↓-1.7
6/20 11:00	86.7	↓-1.7
6/20 11:10	84.9	↓-1.8
6/20 11:20	83.0	↓-1.9
6/20 11:30	81.0	↓-2.0
6/20 11:40	78.9	↓-2.1
6/20 11:50	76.9	↓-2.0
6/20 12:00	74.8	↓-2.1
6/20 12:10	72.7	↓-2.1
6/20 12:20	70.6	↓-2.1
6/20 12:30	68.5	↓-2.1
6/20 12:40	66.5	↓-2.0
6/20 12:50	64.5	↓-2.0
6/20 13:00	62.6	↓-1.9
6/20 13:10	60.8	↓-1.8
6/20 13:20	59.1	↓-1.7
6/20 13:30	57.5	↓-1.6
6/20 13:40	56.1	↓-1.4
6/20 13:50	54.7	↓-1.4
6/20 14:00	53.5	↓-1.2
6/20 14:10	52.5	↓-1.0
6/20 14:20	51.5	↓-1.0
6/20 14:30	50.8	↓-0.7
6/20 14:40	50.2	↓-0.6
6/20 14:50	49.8	↓-0.4
6/20 15:00	49.5	↓-0.3
6/20 15:10	49.4	↓-0.1	干潮
6/20 15:20	49.5	↑0.1
6/20 15:30	49.7	↑0.2
6/20 15:40	50.1	↑0.4
6/20 15:50	50.7	↑0.6
6/20 16:00	51.4	↑0.7
6/20 16:10	52.3	↑0.9
6/20 16:20	53.4	↑1.1
6/20 16:30	54.6	↑1.2
6/20 16:40	55.9	↑1.3
6/20 16:50	57.4	↑1.5
6/20 17:00	59.0	↑1.6
6/20 17:10	60.7	↑1.7
6/20 17:20	62.6	↑1.9
6/20 17:30	64.6	↑2.0
6/20 17:40	66.6	↑2.0
6/20 17:50	68.8	↑2.2
6/20 18:00	71.0	↑2.2
6/20 18:10	73.3	↑2.3
6/20 18:20	75.7	↑2.4
6/20 18:30	78.1	↑2.4
6/20 18:40	80.6	↑2.5	最大潮位差
6/20 18:50	83.0	↑2.4
6/20 19:00	85.5	↑2.5	最大潮位差
6/20 19:10	88.0	↑2.5	最大潮位差
6/20 19:20	90.4	↑2.4
6/20 19:30	92.8	↑2.4
6/20 19:40	95.2	↑2.4
6/20 19:50	97.5	↑2.3
6/20 20:00	99.7	↑2.2
6/20 20:10	101.8	↑2.1
6/20 20:20	103.8	↑2.0
6/20 20:30	105.6	↑1.8
6/20 20:40	107.3	↑1.7
6/20 20:50	108.9	↑1.6
6/20 21:00	110.3	↑1.4
6/20 21:10	111.6	↑1.3
6/20 21:20	112.6	↑1.0
6/20 21:30	113.5	↑0.9
6/20 21:40	114.1	↑0.6
6/20 21:50	114.6	↑0.5
6/20 22:00	114.9	↑0.3	満潮
6/20 22:10	114.9	0
6/20 22:20	114.8	↓-0.1
6/20 22:30	114.4	↓-0.4
6/20 22:40	113.9	↓-0.5
6/20 22:50	113.2	↓-0.7
6/20 23:00	112.2	↓-1.0
6/20 23:10	111.1	↓-1.1
6/20 23:20	109.9	↓-1.2
6/20 23:30	108.4	↓-1.5
6/20 23:40	106.9	↓-1.5
6/20 23:50	105.2	↓-1.7