01 (日)	05:38	12:15	19:13	-
	106cm	9cm	105cm	-
中潮 出 05:24 入 18:01 出 22:04 入 07:30 潮干狩り ◎ 10:11～14:23

那珂湊（茨城）2040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	49.3	0
4/1 00:10	49.6	↑0.3
4/1 00:20	50.1	↑0.5
4/1 00:30	50.9	↑0.8
4/1 00:40	51.8	↑0.9
4/1 00:50	53.0	↑1.2
4/1 01:00	54.4	↑1.4
4/1 01:10	55.9	↑1.5
4/1 01:20	57.7	↑1.8
4/1 01:30	59.6	↑1.9
4/1 01:40	61.6	↑2.0
4/1 01:50	63.8	↑2.2
4/1 02:00	66.0	↑2.2
4/1 02:10	68.4	↑2.4
4/1 02:20	70.8	↑2.4
4/1 02:30	73.3	↑2.5
4/1 02:40	75.8	↑2.5
4/1 02:50	78.3	↑2.5
4/1 03:00	80.8	↑2.5
4/1 03:10	83.2	↑2.4
4/1 03:20	85.7	↑2.5
4/1 03:30	88.0	↑2.3
4/1 03:40	90.3	↑2.3
4/1 03:50	92.5	↑2.2
4/1 04:00	94.5	↑2.0
4/1 04:10	96.4	↑1.9
4/1 04:20	98.2	↑1.8
4/1 04:30	99.8	↑1.6
4/1 04:40	101.2	↑1.4
4/1 04:50	102.4	↑1.2
4/1 05:00	103.4	↑1.0
4/1 05:10	104.2	↑0.8
4/1 05:20	104.8	↑0.6
4/1 05:30	105.1	↑0.3	満潮
4/1 05:40	105.1	0
4/1 05:50	104.9	↓-0.2
4/1 06:00	104.5	↓-0.4
4/1 06:10	103.7	↓-0.8
4/1 06:20	102.7	↓-1.0
4/1 06:30	101.5	↓-1.2
4/1 06:40	99.9	↓-1.6
4/1 06:50	98.1	↓-1.8
4/1 07:00	96.1	↓-2.0
4/1 07:10	93.8	↓-2.3
4/1 07:20	91.3	↓-2.5
4/1 07:30	88.5	↓-2.8
4/1 07:40	85.6	↓-2.9
4/1 07:50	82.4	↓-3.2
4/1 08:00	79.1	↓-3.3
4/1 08:10	75.6	↓-3.5
4/1 08:20	72.0	↓-3.6
4/1 08:30	68.3	↓-3.7
4/1 08:40	64.5	↓-3.8
4/1 08:50	60.6	↓-3.9	最大潮位差
4/1 09:00	56.7	↓-3.9	最大潮位差
4/1 09:10	52.8	↓-3.9	最大潮位差
4/1 09:20	48.9	↓-3.9	最大潮位差
4/1 09:30	45.1	↓-3.8
4/1 09:40	41.3	↓-3.8
4/1 09:50	37.7	↓-3.6
4/1 10:00	34.1	↓-3.6
4/1 10:10	30.7	↓-3.4
4/1 10:20	27.5	↓-3.2
4/1 10:30	24.5	↓-3.0
4/1 10:40	21.7	↓-2.8
4/1 10:50	19.2	↓-2.5
4/1 11:00	16.8	↓-2.4
4/1 11:10	14.8	↓-2.0
4/1 11:20	13.0	↓-1.8
4/1 11:30	11.5	↓-1.5
4/1 11:40	10.3	↓-1.2
4/1 11:50	9.5	↓-0.8
4/1 12:00	8.9	↓-0.6
4/1 12:10	8.6	↓-0.3	干潮
4/1 12:20	8.6	0
4/1 12:30	9.0	↑0.4
4/1 12:40	9.6	↑0.6
4/1 12:50	10.5	↑0.9
4/1 13:00	11.7	↑1.2
4/1 13:10	13.2	↑1.5
4/1 13:20	14.9	↑1.7
4/1 13:30	16.9	↑2.0
4/1 13:40	19.1	↑2.2
4/1 13:50	21.5	↑2.4
4/1 14:00	24.1	↑2.6
4/1 14:10	26.9	↑2.8
4/1 14:20	29.8	↑2.9
4/1 14:30	32.9	↑3.1
4/1 14:40	36.1	↑3.2
4/1 14:50	39.4	↑3.3
4/1 15:00	42.8	↑3.4
4/1 15:10	46.3	↑3.5
4/1 15:20	49.8	↑3.5
4/1 15:30	53.4	↑3.6
4/1 15:40	56.9	↑3.5
4/1 15:50	60.5	↑3.6
4/1 16:00	64.0	↑3.5
4/1 16:10	67.5	↑3.5
4/1 16:20	70.9	↑3.4
4/1 16:30	74.2	↑3.3
4/1 16:40	77.4	↑3.2
4/1 16:50	80.5	↑3.1
4/1 17:00	83.5	↑3.0
4/1 17:10	86.3	↑2.8
4/1 17:20	88.9	↑2.6
4/1 17:30	91.4	↑2.5
4/1 17:40	93.7	↑2.3
4/1 17:50	95.8	↑2.1
4/1 18:00	97.6	↑1.8
4/1 18:10	99.2	↑1.6
4/1 18:20	100.6	↑1.4
4/1 18:30	101.8	↑1.2
4/1 18:40	102.7	↑0.9
4/1 18:50	103.4	↑0.7
4/1 19:00	103.8	↑0.4
4/1 19:10	104.0	↑0.2	満潮
4/1 19:20	103.9	↓-0.1
4/1 19:30	103.6	↓-0.3
4/1 19:40	103.1	↓-0.5
4/1 19:50	102.4	↓-0.7
4/1 20:00	101.4	↓-1.0
4/1 20:10	100.2	↓-1.2
4/1 20:20	98.9	↓-1.3
4/1 20:30	97.3	↓-1.6
4/1 20:40	95.7	↓-1.6
4/1 20:50	93.8	↓-1.9
4/1 21:00	91.9	↓-1.9
4/1 21:10	89.9	↓-2.0
4/1 21:20	87.8	↓-2.1
4/1 21:30	85.7	↓-2.1
4/1 21:40	83.5	↓-2.2
4/1 21:50	81.4	↓-2.1
4/1 22:00	79.2	↓-2.2
4/1 22:10	77.1	↓-2.1
4/1 22:20	75.1	↓-2.0
4/1 22:30	73.1	↓-2.0
4/1 22:40	71.2	↓-1.9
4/1 22:50	69.5	↓-1.7
4/1 23:00	67.9	↓-1.6
4/1 23:10	66.4	↓-1.5
4/1 23:20	65.2	↓-1.2
4/1 23:30	64.0	↓-1.2
4/1 23:40	63.1	↓-0.9
4/1 23:50	62.4	↓-0.7