29 (月)	06:06	00:51	22:05	13:57
	103cm	83cm	94cm	15cm
小潮 出 04:48 入 18:25 出 09:16 入 - 潮干狩り ◎ 11:47～16:15

那珂湊（茨城）2058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	↓-0.5
4/29 00:10	83.3	↓-0.4
4/29 00:20	82.9	↓-0.4
4/29 00:30	82.7	↓-0.2
4/29 00:40	82.6	↓-0.1
4/29 00:50	82.5	↓-0.1	干潮
4/29 01:00	82.6	↑0.1
4/29 01:10	82.7	↑0.1
4/29 01:20	82.9	↑0.2
4/29 01:30	83.3	↑0.4
4/29 01:40	83.7	↑0.4
4/29 01:50	84.2	↑0.5
4/29 02:00	84.8	↑0.6
4/29 02:10	85.5	↑0.7
4/29 02:20	86.2	↑0.7
4/29 02:30	87.0	↑0.8
4/29 02:40	87.9	↑0.9
4/29 02:50	88.8	↑0.9
4/29 03:00	89.7	↑0.9
4/29 03:10	90.6	↑0.9
4/29 03:20	91.6	↑1.0
4/29 03:30	92.6	↑1.0
4/29 03:40	93.5	↑0.9
4/29 03:50	94.5	↑1.0
4/29 04:00	95.5	↑1.0
4/29 04:10	96.4	↑0.9
4/29 04:20	97.3	↑0.9
4/29 04:30	98.1	↑0.8
4/29 04:40	98.9	↑0.8
4/29 04:50	99.7	↑0.8
4/29 05:00	100.4	↑0.7
4/29 05:10	101.0	↑0.6
4/29 05:20	101.5	↑0.5
4/29 05:30	101.9	↑0.4
4/29 05:40	102.3	↑0.4
4/29 05:50	102.5	↑0.2
4/29 06:00	102.6	↑0.1	満潮
4/29 06:10	102.6	0
4/29 06:20	102.5	↓-0.1
4/29 06:30	102.2	↓-0.3
4/29 06:40	101.8	↓-0.4
4/29 06:50	101.2	↓-0.6
4/29 07:00	100.5	↓-0.7
4/29 07:10	99.7	↓-0.8
4/29 07:20	98.6	↓-1.1
4/29 07:30	97.5	↓-1.1
4/29 07:40	96.1	↓-1.4
4/29 07:50	94.6	↓-1.5
4/29 08:00	92.9	↓-1.7
4/29 08:10	91.1	↓-1.8
4/29 08:20	89.1	↓-2.0
4/29 08:30	86.9	↓-2.2
4/29 08:40	84.6	↓-2.3
4/29 08:50	82.2	↓-2.4
4/29 09:00	79.6	↓-2.6
4/29 09:10	76.9	↓-2.7
4/29 09:20	74.1	↓-2.8
4/29 09:30	71.2	↓-2.9
4/29 09:40	68.2	↓-3.0
4/29 09:50	65.2	↓-3.0
4/29 10:00	62.1	↓-3.1
4/29 10:10	59.0	↓-3.1
4/29 10:20	55.9	↓-3.1
4/29 10:30	52.7	↓-3.2	最大潮位差
4/29 10:40	49.6	↓-3.1
4/29 10:50	46.6	↓-3.0
4/29 11:00	43.5	↓-3.1
4/29 11:10	40.6	↓-2.9
4/29 11:20	37.8	↓-2.8
4/29 11:30	35.0	↓-2.8
4/29 11:40	32.4	↓-2.6
4/29 11:50	29.9	↓-2.5
4/29 12:00	27.6	↓-2.3
4/29 12:10	25.4	↓-2.2
4/29 12:20	23.4	↓-2.0
4/29 12:30	21.6	↓-1.8
4/29 12:40	20.0	↓-1.6
4/29 12:50	18.5	↓-1.5
4/29 13:00	17.3	↓-1.2
4/29 13:10	16.3	↓-1.0
4/29 13:20	15.4	↓-0.9
4/29 13:30	14.8	↓-0.6
4/29 13:40	14.4	↓-0.4
4/29 13:50	14.2	↓-0.2	干潮
4/29 14:00	14.2	0
4/29 14:10	14.4	↑0.2
4/29 14:20	14.7	↑0.3
4/29 14:30	15.3	↑0.6
4/29 14:40	16.1	↑0.8
4/29 14:50	17.0	↑0.9
4/29 15:00	18.1	↑1.1
4/29 15:10	19.3	↑1.2
4/29 15:20	20.7	↑1.4
4/29 15:30	22.3	↑1.6
4/29 15:40	24.0	↑1.7
4/29 15:50	25.8	↑1.8
4/29 16:00	27.7	↑1.9
4/29 16:10	29.7	↑2.0
4/29 16:20	31.9	↑2.2
4/29 16:30	34.1	↑2.2
4/29 16:40	36.4	↑2.3
4/29 16:50	38.8	↑2.4
4/29 17:00	41.3	↑2.5
4/29 17:10	43.8	↑2.5
4/29 17:20	46.3	↑2.5
4/29 17:30	48.9	↑2.6
4/29 17:40	51.5	↑2.6
4/29 17:50	54.1	↑2.6
4/29 18:00	56.7	↑2.6
4/29 18:10	59.2	↑2.5
4/29 18:20	61.8	↑2.6
4/29 18:30	64.3	↑2.5
4/29 18:40	66.8	↑2.5
4/29 18:50	69.2	↑2.4
4/29 19:00	71.6	↑2.4
4/29 19:10	73.8	↑2.2
4/29 19:20	76.0	↑2.2
4/29 19:30	78.1	↑2.1
4/29 19:40	80.1	↑2.0
4/29 19:50	81.9	↑1.8
4/29 20:00	83.6	↑1.7
4/29 20:10	85.2	↑1.6
4/29 20:20	86.7	↑1.5
4/29 20:30	88.0	↑1.3
4/29 20:40	89.2	↑1.2
4/29 20:50	90.2	↑1.0
4/29 21:00	91.1	↑0.9
4/29 21:10	91.9	↑0.8
4/29 21:20	92.5	↑0.6
4/29 21:30	92.9	↑0.4
4/29 21:40	93.3	↑0.4
4/29 21:50	93.5	↑0.2
4/29 22:00	93.6	↑0.1	満潮
4/29 22:10	93.6	0
4/29 22:20	93.4	↓-0.2
4/29 22:30	93.2	↓-0.2
4/29 22:40	93.0	↓-0.2
4/29 22:50	92.6	↓-0.4
4/29 23:00	92.2	↓-0.4
4/29 23:10	91.8	↓-0.4
4/29 23:20	91.3	↓-0.5
4/29 23:30	90.8	↓-0.5
4/29 23:40	90.3	↓-0.5
4/29 23:50	89.8	↓-0.5