29 (水)	06:01	00:49	22:00	13:53
	106cm	83cm	97cm	9cm
小潮 出 04:48 入 18:25 出 09:07 入 - 潮干狩り ◎ 11:31～16:25

那珂湊（茨城）2020年04月29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
4/29 00:00	83.7	↓-0.6
4/29 00:10	83.2	↓-0.5
4/29 00:20	82.8	↓-0.4
4/29 00:30	82.5	↓-0.3
4/29 00:40	82.4	↓-0.1	干潮
4/29 00:50	82.3	↓-0.1
4/29 01:00	82.4	↑0.1
4/29 01:10	82.6	↑0.2
4/29 01:20	82.9	↑0.3
4/29 01:30	83.3	↑0.4
4/29 01:40	83.9	↑0.6
4/29 01:50	84.5	↑0.6
4/29 02:00	85.2	↑0.7
4/29 02:10	86.0	↑0.8
4/29 02:20	86.9	↑0.9
4/29 02:30	87.8	↑0.9
4/29 02:40	88.8	↑1.0
4/29 02:50	89.9	↑1.1
4/29 03:00	90.9	↑1.0
4/29 03:10	92.1	↑1.2
4/29 03:20	93.2	↑1.1
4/29 03:30	94.3	↑1.1
4/29 03:40	95.4	↑1.1
4/29 03:50	96.5	↑1.1
4/29 04:00	97.6	↑1.1
4/29 04:10	98.7	↑1.1
4/29 04:20	99.7	↑1.0
4/29 04:30	100.6	↑0.9
4/29 04:40	101.5	↑0.9
4/29 04:50	102.3	↑0.8
4/29 05:00	103.1	↑0.8
4/29 05:10	103.7	↑0.6
4/29 05:20	104.2	↑0.5
4/29 05:30	104.7	↑0.5
4/29 05:40	105.0	↑0.3
4/29 05:50	105.2	↑0.2
4/29 06:00	105.2	0	満潮
4/29 06:10	105.2	0
4/29 06:20	104.9	↓-0.3
4/29 06:30	104.6	↓-0.3
4/29 06:40	104.0	↓-0.6
4/29 06:50	103.4	↓-0.6
4/29 07:00	102.5	↓-0.9
4/29 07:10	101.5	↓-1.0
4/29 07:20	100.3	↓-1.2
4/29 07:30	98.9	↓-1.4
4/29 07:40	97.4	↓-1.5
4/29 07:50	95.7	↓-1.7
4/29 08:00	93.8	↓-1.9
4/29 08:10	91.7	↓-2.1
4/29 08:20	89.5	↓-2.2
4/29 08:30	87.1	↓-2.4
4/29 08:40	84.6	↓-2.5
4/29 08:50	81.9	↓-2.7
4/29 09:00	79.1	↓-2.8
4/29 09:10	76.1	↓-3.0
4/29 09:20	73.1	↓-3.0
4/29 09:30	69.9	↓-3.2
4/29 09:40	66.7	↓-3.2
4/29 09:50	63.4	↓-3.3
4/29 10:00	60.1	↓-3.3
4/29 10:10	56.7	↓-3.4	最大潮位差
4/29 10:20	53.3	↓-3.4	最大潮位差
4/29 10:30	49.9	↓-3.4	最大潮位差
4/29 10:40	46.5	↓-3.4	最大潮位差
4/29 10:50	43.2	↓-3.3
4/29 11:00	40.0	↓-3.2
4/29 11:10	36.8	↓-3.2
4/29 11:20	33.7	↓-3.1
4/29 11:30	30.7	↓-3.0
4/29 11:40	27.9	↓-2.8
4/29 11:50	25.2	↓-2.7
4/29 12:00	22.7	↓-2.5
4/29 12:10	20.4	↓-2.3
4/29 12:20	18.3	↓-2.1
4/29 12:30	16.3	↓-2.0
4/29 12:40	14.6	↓-1.7
4/29 12:50	13.1	↓-1.5
4/29 13:00	11.8	↓-1.3
4/29 13:10	10.7	↓-1.1
4/29 13:20	9.9	↓-0.8
4/29 13:30	9.3	↓-0.6
4/29 13:40	8.9	↓-0.4
4/29 13:50	8.7	↓-0.2	干潮
4/29 14:00	8.8	↑0.1
4/29 14:10	9.1	↑0.3
4/29 14:20	9.6	↑0.5
4/29 14:30	10.4	↑0.8
4/29 14:40	11.3	↑0.9
4/29 14:50	12.4	↑1.1
4/29 15:00	13.7	↑1.3
4/29 15:10	15.2	↑1.5
4/29 15:20	16.8	↑1.6
4/29 15:30	18.6	↑1.8
4/29 15:40	20.6	↑2.0
4/29 15:50	22.7	↑2.1
4/29 16:00	24.9	↑2.2
4/29 16:10	27.2	↑2.3
4/29 16:20	29.6	↑2.4
4/29 16:30	32.1	↑2.5
4/29 16:40	34.7	↑2.6
4/29 16:50	37.4	↑2.7
4/29 17:00	40.1	↑2.7
4/29 17:10	42.9	↑2.8
4/29 17:20	45.7	↑2.8
4/29 17:30	48.5	↑2.8
4/29 17:40	51.3	↑2.8
4/29 17:50	54.2	↑2.9
4/29 18:00	57.0	↑2.8
4/29 18:10	59.8	↑2.8
4/29 18:20	62.6	↑2.8
4/29 18:30	65.3	↑2.7
4/29 18:40	67.9	↑2.6
4/29 18:50	70.5	↑2.6
4/29 19:00	73.0	↑2.5
4/29 19:10	75.5	↑2.5
4/29 19:20	77.8	↑2.3
4/29 19:30	80.0	↑2.2
4/29 19:40	82.1	↑2.1
4/29 19:50	84.0	↑1.9
4/29 20:00	85.8	↑1.8
4/29 20:10	87.5	↑1.7
4/29 20:20	89.1	↑1.6
4/29 20:30	90.4	↑1.3
4/29 20:40	91.7	↑1.3
4/29 20:50	92.7	↑1.0
4/29 21:00	93.7	↑1.0
4/29 21:10	94.4	↑0.7
4/29 21:20	95.0	↑0.6
4/29 21:30	95.5	↑0.5
4/29 21:40	95.8	↑0.3
4/29 21:50	96.0	↑0.2	満潮
4/29 22:00	96.0	0	満潮
4/29 22:10	95.9	↓-0.1
4/29 22:20	95.8	↓-0.1
4/29 22:30	95.5	↓-0.3
4/29 22:40	95.1	↓-0.4
4/29 22:50	94.7	↓-0.4
4/29 23:00	94.2	↓-0.5
4/29 23:10	93.6	↓-0.6
4/29 23:20	93.0	↓-0.6
4/29 23:30	92.4	↓-0.6
4/29 23:40	91.7	↓-0.7
4/29 23:50	91.1	↓-0.6