1 (水)	06:12	00:26	21:51	13:55
	106cm	74cm	85cm	15cm
小潮 出 05:25 入 18:00 出 - 入 08:47 潮干狩り ◎ 11:48～16:14

那珂湊（茨城）2043年04月1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	73.6	↓-0.3
4/1 00:10	73.3	↓-0.3
4/1 00:20	73.2	↓-0.1	干潮
4/1 00:30	73.2	0
4/1 00:40	73.4	↑0.2
4/1 00:50	73.6	↑0.2
4/1 01:00	74.0	↑0.4
4/1 01:10	74.5	↑0.5
4/1 01:20	75.2	↑0.7
4/1 01:30	75.9	↑0.7
4/1 01:40	76.8	↑0.9
4/1 01:50	77.8	↑1.0
4/1 02:00	78.8	↑1.0
4/1 02:10	80.0	↑1.2
4/1 02:20	81.2	↑1.2
4/1 02:30	82.5	↑1.3
4/1 02:40	83.9	↑1.4
4/1 02:50	85.3	↑1.4
4/1 03:00	86.7	↑1.4
4/1 03:10	88.2	↑1.5
4/1 03:20	89.6	↑1.4
4/1 03:30	91.1	↑1.5
4/1 03:40	92.5	↑1.4
4/1 03:50	94.0	↑1.5
4/1 04:00	95.4	↑1.4
4/1 04:10	96.7	↑1.3
4/1 04:20	98.0	↑1.3
4/1 04:30	99.3	↑1.3
4/1 04:40	100.4	↑1.1
4/1 04:50	101.5	↑1.1
4/1 05:00	102.5	↑1.0
4/1 05:10	103.3	↑0.8
4/1 05:20	104.1	↑0.8
4/1 05:30	104.8	↑0.7
4/1 05:40	105.3	↑0.5
4/1 05:50	105.7	↑0.4
4/1 06:00	105.9	↑0.2
4/1 06:10	106.0	↑0.1	満潮
4/1 06:20	105.9	↓-0.1
4/1 06:30	105.7	↓-0.2
4/1 06:40	105.3	↓-0.4
4/1 06:50	104.8	↓-0.5
4/1 07:00	104.1	↓-0.7
4/1 07:10	103.2	↓-0.9
4/1 07:20	102.1	↓-1.1
4/1 07:30	100.8	↓-1.3
4/1 07:40	99.4	↓-1.4
4/1 07:50	97.8	↓-1.6
4/1 08:00	96.0	↓-1.8
4/1 08:10	94.0	↓-2.0
4/1 08:20	91.9	↓-2.1
4/1 08:30	89.6	↓-2.3
4/1 08:40	87.2	↓-2.4
4/1 08:50	84.6	↓-2.6
4/1 09:00	81.9	↓-2.7
4/1 09:10	79.1	↓-2.8
4/1 09:20	76.1	↓-3.0
4/1 09:30	73.1	↓-3.0
4/1 09:40	70.0	↓-3.1
4/1 09:50	66.8	↓-3.2
4/1 10:00	63.6	↓-3.2
4/1 10:10	60.3	↓-3.3	最大潮位差
4/1 10:20	57.0	↓-3.3	最大潮位差
4/1 10:30	53.8	↓-3.2
4/1 10:40	50.5	↓-3.3	最大潮位差
4/1 10:50	47.3	↓-3.2
4/1 11:00	44.2	↓-3.1
4/1 11:10	41.2	↓-3.0
4/1 11:20	38.2	↓-3.0
4/1 11:30	35.4	↓-2.8
4/1 11:40	32.7	↓-2.7
4/1 11:50	30.1	↓-2.6
4/1 12:00	27.7	↓-2.4
4/1 12:10	25.5	↓-2.2
4/1 12:20	23.5	↓-2.0
4/1 12:30	21.6	↓-1.9
4/1 12:40	19.9	↓-1.7
4/1 12:50	18.5	↓-1.4
4/1 13:00	17.2	↓-1.3
4/1 13:10	16.2	↓-1.0
4/1 13:20	15.4	↓-0.8
4/1 13:30	14.8	↓-0.6
4/1 13:40	14.4	↓-0.4
4/1 13:50	14.2	↓-0.2	干潮
4/1 14:00	14.3	↑0.1
4/1 14:10	14.5	↑0.2
4/1 14:20	14.9	↑0.4
4/1 14:30	15.5	↑0.6
4/1 14:40	16.3	↑0.8
4/1 14:50	17.3	↑1.0
4/1 15:00	18.4	↑1.1
4/1 15:10	19.7	↑1.3
4/1 15:20	21.1	↑1.4
4/1 15:30	22.7	↑1.6
4/1 15:40	24.3	↑1.6
4/1 15:50	26.1	↑1.8
4/1 16:00	28.0	↑1.9
4/1 16:10	30.0	↑2.0
4/1 16:20	32.1	↑2.1
4/1 16:30	34.2	↑2.1
4/1 16:40	36.4	↑2.2
4/1 16:50	38.7	↑2.3
4/1 17:00	41.0	↑2.3
4/1 17:10	43.3	↑2.3
4/1 17:20	45.6	↑2.3
4/1 17:30	47.9	↑2.3
4/1 17:40	50.3	↑2.4
4/1 17:50	52.6	↑2.3
4/1 18:00	54.9	↑2.3
4/1 18:10	57.2	↑2.3
4/1 18:20	59.5	↑2.3
4/1 18:30	61.6	↑2.1
4/1 18:40	63.8	↑2.2
4/1 18:50	65.8	↑2.0
4/1 19:00	67.8	↑2.0
4/1 19:10	69.7	↑1.9
4/1 19:20	71.5	↑1.8
4/1 19:30	73.2	↑1.7
4/1 19:40	74.8	↑1.6
4/1 19:50	76.3	↑1.5
4/1 20:00	77.7	↑1.4
4/1 20:10	78.9	↑1.2
4/1 20:20	80.1	↑1.2
4/1 20:30	81.1	↑1.0
4/1 20:40	81.9	↑0.8
4/1 20:50	82.7	↑0.8
4/1 21:00	83.3	↑0.6
4/1 21:10	83.8	↑0.5
4/1 21:20	84.1	↑0.3
4/1 21:30	84.4	↑0.3
4/1 21:40	84.6	↑0.2
4/1 21:50	84.6	0	満潮
4/1 22:00	84.6	0
4/1 22:10	84.4	↓-0.2
4/1 22:20	84.2	↓-0.2
4/1 22:30	84.0	↓-0.2
4/1 22:40	83.7	↓-0.3
4/1 22:50	83.3	↓-0.4
4/1 23:00	82.9	↓-0.4
4/1 23:10	82.5	↓-0.4
4/1 23:20	82.1	↓-0.4
4/1 23:30	81.7	↓-0.4
4/1 23:40	81.4	↓-0.3
4/1 23:50	81.0	↓-0.4