01 (土)	06:06	00:28	21:45	13:50
	109cm	76cm	89cm	8cm
小潮 出 05:25 入 18:01 出 08:48 入 - 潮干狩り ◎ 11:27～16:27

那珂湊（茨城）2028年04月01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
4/1 00:00	76.0	↓-0.4
4/1 00:10	75.7	↓-0.3
4/1 00:20	75.5	↓-0.2	干潮
4/1 00:30	75.5	0
4/1 00:40	75.6	↑0.1
4/1 00:50	75.8	↑0.2
4/1 01:00	76.2	↑0.4
4/1 01:10	76.7	↑0.5
4/1 01:20	77.4	↑0.7
4/1 01:30	78.1	↑0.7
4/1 01:40	79.0	↑0.9
4/1 01:50	80.0	↑1.0
4/1 02:00	81.1	↑1.1
4/1 02:10	82.3	↑1.2
4/1 02:20	83.6	↑1.3
4/1 02:30	84.9	↑1.3
4/1 02:40	86.3	↑1.4
4/1 02:50	87.8	↑1.5
4/1 03:00	89.2	↑1.4
4/1 03:10	90.7	↑1.5
4/1 03:20	92.2	↑1.5
4/1 03:30	93.8	↑1.6
4/1 03:40	95.2	↑1.4
4/1 03:50	96.7	↑1.5
4/1 04:00	98.1	↑1.4
4/1 04:10	99.5	↑1.4
4/1 04:20	100.8	↑1.3
4/1 04:30	102.1	↑1.3
4/1 04:40	103.2	↑1.1
4/1 04:50	104.3	↑1.1
4/1 05:00	105.3	↑1.0
4/1 05:10	106.1	↑0.8
4/1 05:20	106.9	↑0.8
4/1 05:30	107.5	↑0.6
4/1 05:40	107.9	↑0.4
4/1 05:50	108.3	↑0.4
4/1 06:00	108.4	↑0.1	満潮
4/1 06:10	108.4	0
4/1 06:20	108.2	↓-0.2
4/1 06:30	107.9	↓-0.3
4/1 06:40	107.4	↓-0.5
4/1 06:50	106.7	↓-0.7
4/1 07:00	105.8	↓-0.9
4/1 07:10	104.7	↓-1.1
4/1 07:20	103.4	↓-1.3
4/1 07:30	101.9	↓-1.5
4/1 07:40	100.2	↓-1.7
4/1 07:50	98.4	↓-1.8
4/1 08:00	96.3	↓-2.1
4/1 08:10	94.1	↓-2.2
4/1 08:20	91.7	↓-2.4
4/1 08:30	89.1	↓-2.6
4/1 08:40	86.3	↓-2.8
4/1 08:50	83.4	↓-2.9
4/1 09:00	80.4	↓-3.0
4/1 09:10	77.2	↓-3.2
4/1 09:20	74.0	↓-3.2
4/1 09:30	70.6	↓-3.4
4/1 09:40	67.2	↓-3.4
4/1 09:50	63.7	↓-3.5
4/1 10:00	60.1	↓-3.6	最大潮位差
4/1 10:10	56.5	↓-3.6	最大潮位差
4/1 10:20	53.0	↓-3.5
4/1 10:30	49.4	↓-3.6	最大潮位差
4/1 10:40	45.9	↓-3.5
4/1 10:50	42.4	↓-3.5
4/1 11:00	39.0	↓-3.4
4/1 11:10	35.7	↓-3.3
4/1 11:20	32.5	↓-3.2
4/1 11:30	29.5	↓-3.0
4/1 11:40	26.6	↓-2.9
4/1 11:50	23.9	↓-2.7
4/1 12:00	21.3	↓-2.6
4/1 12:10	19.0	↓-2.3
4/1 12:20	16.8	↓-2.2
4/1 12:30	14.9	↓-1.9
4/1 12:40	13.2	↓-1.7
4/1 12:50	11.7	↓-1.5
4/1 13:00	10.4	↓-1.3
4/1 13:10	9.4	↓-1.0
4/1 13:20	8.6	↓-0.8
4/1 13:30	8.1	↓-0.5
4/1 13:40	7.7	↓-0.4	干潮
4/1 13:50	7.7	0	干潮
4/1 14:00	7.8	↑0.1
4/1 14:10	8.2	↑0.4
4/1 14:20	8.8	↑0.6
4/1 14:30	9.5	↑0.7
4/1 14:40	10.5	↑1.0
4/1 14:50	11.7	↑1.2
4/1 15:00	13.1	↑1.4
4/1 15:10	14.6	↑1.5
4/1 15:20	16.3	↑1.7
4/1 15:30	18.1	↑1.8
4/1 15:40	20.1	↑2.0
4/1 15:50	22.2	↑2.1
4/1 16:00	24.4	↑2.2
4/1 16:10	26.7	↑2.3
4/1 16:20	29.1	↑2.4
4/1 16:30	31.6	↑2.5
4/1 16:40	34.1	↑2.5
4/1 16:50	36.7	↑2.6
4/1 17:00	39.3	↑2.6
4/1 17:10	42.0	↑2.7
4/1 17:20	44.7	↑2.7
4/1 17:30	47.4	↑2.7
4/1 17:40	50.1	↑2.7
4/1 17:50	52.8	↑2.7
4/1 18:00	55.4	↑2.6
4/1 18:10	58.0	↑2.6
4/1 18:20	60.6	↑2.6
4/1 18:30	63.1	↑2.5
4/1 18:40	65.5	↑2.4
4/1 18:50	67.9	↑2.4
4/1 19:00	70.1	↑2.2
4/1 19:10	72.3	↑2.2
4/1 19:20	74.3	↑2.0
4/1 19:30	76.2	↑1.9
4/1 19:40	78.0	↑1.8
4/1 19:50	79.7	↑1.7
4/1 20:00	81.2	↑1.5
4/1 20:10	82.6	↑1.4
4/1 20:20	83.8	↑1.2
4/1 20:30	84.9	↑1.1
4/1 20:40	85.9	↑1.0
4/1 20:50	86.7	↑0.8
4/1 21:00	87.3	↑0.6
4/1 21:10	87.8	↑0.5
4/1 21:20	88.2	↑0.4
4/1 21:30	88.4	↑0.2
4/1 21:40	88.5	↑0.1	満潮
4/1 21:50	88.5	0
4/1 22:00	88.4	↓-0.1
4/1 22:10	88.2	↓-0.2
4/1 22:20	87.9	↓-0.3
4/1 22:30	87.5	↓-0.4
4/1 22:40	87.1	↓-0.4
4/1 22:50	86.6	↓-0.5
4/1 23:00	86.1	↓-0.5
4/1 23:10	85.5	↓-0.6
4/1 23:20	85.0	↓-0.5
4/1 23:30	84.4	↓-0.6
4/1 23:40	83.9	↓-0.5
4/1 23:50	83.4	↓-0.5