2 (金)	03:14	08:59	14:34	21:05
	106cm	51cm	102cm	17cm
中潮 出 05:24 入 18:01 出 04:27 入 15:42

那珂湊（茨城）2038年04月2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
4/2 00:00	65.7	↑3.5	最大潮位差
4/2 00:10	69.1	↑3.4
4/2 00:20	72.5	↑3.4
4/2 00:30	75.8	↑3.3
4/2 00:40	79.0	↑3.2
4/2 00:50	82.1	↑3.1
4/2 01:00	85.0	↑2.9
4/2 01:10	87.8	↑2.8
4/2 01:20	90.5	↑2.7
4/2 01:30	93.0	↑2.5
4/2 01:40	95.2	↑2.2
4/2 01:50	97.3	↑2.1
4/2 02:00	99.2	↑1.9
4/2 02:10	100.8	↑1.6
4/2 02:20	102.2	↑1.4
4/2 02:30	103.4	↑1.2
4/2 02:40	104.3	↑0.9
4/2 02:50	105.0	↑0.7
4/2 03:00	105.4	↑0.4
4/2 03:10	105.6	↑0.2	満潮
4/2 03:20	105.6	0
4/2 03:30	105.3	↓-0.3
4/2 03:40	104.8	↓-0.5
4/2 03:50	104.0	↓-0.8
4/2 04:00	103.0	↓-1.0
4/2 04:10	101.8	↓-1.2
4/2 04:20	100.5	↓-1.3
4/2 04:30	98.9	↓-1.6
4/2 04:40	97.2	↓-1.7
4/2 04:50	95.3	↓-1.9
4/2 05:00	93.2	↓-2.1
4/2 05:10	91.1	↓-2.1
4/2 05:20	88.8	↓-2.3
4/2 05:30	86.5	↓-2.3
4/2 05:40	84.1	↓-2.4
4/2 05:50	81.6	↓-2.5
4/2 06:00	79.1	↓-2.5
4/2 06:10	76.7	↓-2.4
4/2 06:20	74.2	↓-2.5
4/2 06:30	71.7	↓-2.5
4/2 06:40	69.4	↓-2.3
4/2 06:50	67.1	↓-2.3
4/2 07:00	64.8	↓-2.3
4/2 07:10	62.7	↓-2.1
4/2 07:20	60.8	↓-1.9
4/2 07:30	58.9	↓-1.9
4/2 07:40	57.2	↓-1.7
4/2 07:50	55.7	↓-1.5
4/2 08:00	54.4	↓-1.3
4/2 08:10	53.3	↓-1.1
4/2 08:20	52.4	↓-0.9
4/2 08:30	51.7	↓-0.7
4/2 08:40	51.2	↓-0.5
4/2 08:50	50.9	↓-0.3	干潮
4/2 09:00	50.8	↓-0.1
4/2 09:10	51.0	↑0.2
4/2 09:20	51.3	↑0.3
4/2 09:30	51.9	↑0.6
4/2 09:40	52.7	↑0.8
4/2 09:50	53.7	↑1.0
4/2 10:00	54.9	↑1.2
4/2 10:10	56.3	↑1.4
4/2 10:20	57.8	↑1.5
4/2 10:30	59.5	↑1.7
4/2 10:40	61.4	↑1.9
4/2 10:50	63.3	↑1.9
4/2 11:00	65.4	↑2.1
4/2 11:10	67.6	↑2.2
4/2 11:20	69.8	↑2.2
4/2 11:30	72.1	↑2.3
4/2 11:40	74.5	↑2.4
4/2 11:50	76.8	↑2.3
4/2 12:00	79.1	↑2.3
4/2 12:10	81.5	↑2.4
4/2 12:20	83.7	↑2.2
4/2 12:30	86.0	↑2.3
4/2 12:40	88.1	↑2.1
4/2 12:50	90.1	↑2.0
4/2 13:00	92.0	↑1.9
4/2 13:10	93.8	↑1.8
4/2 13:20	95.4	↑1.6
4/2 13:30	96.9	↑1.5
4/2 13:40	98.2	↑1.3
4/2 13:50	99.2	↑1.0
4/2 14:00	100.1	↑0.9
4/2 14:10	100.8	↑0.7
4/2 14:20	101.2	↑0.4
4/2 14:30	101.4	↑0.2	満潮
4/2 14:40	101.4	0
4/2 14:50	101.1	↓-0.3
4/2 15:00	100.5	↓-0.6
4/2 15:10	99.8	↓-0.7
4/2 15:20	98.8	↓-1.0
4/2 15:30	97.5	↓-1.3
4/2 15:40	96.0	↓-1.5
4/2 15:50	94.3	↓-1.7
4/2 16:00	92.3	↓-2.0
4/2 16:10	90.2	↓-2.1
4/2 16:20	87.8	↓-2.4
4/2 16:30	85.2	↓-2.6
4/2 16:40	82.5	↓-2.7
4/2 16:50	79.7	↓-2.8
4/2 17:00	76.6	↓-3.1
4/2 17:10	73.5	↓-3.1
4/2 17:20	70.3	↓-3.2
4/2 17:30	66.9	↓-3.4
4/2 17:40	63.6	↓-3.3
4/2 17:50	60.1	↓-3.5	最大潮位差
4/2 18:00	56.7	↓-3.4
4/2 18:10	53.3	↓-3.4
4/2 18:20	49.9	↓-3.4
4/2 18:30	46.6	↓-3.3
4/2 18:40	43.3	↓-3.3
4/2 18:50	40.2	↓-3.1
4/2 19:00	37.1	↓-3.1
4/2 19:10	34.2	↓-2.9
4/2 19:20	31.5	↓-2.7
4/2 19:30	29.0	↓-2.5
4/2 19:40	26.6	↓-2.4
4/2 19:50	24.5	↓-2.1
4/2 20:00	22.6	↓-1.9
4/2 20:10	21.0	↓-1.6
4/2 20:20	19.6	↓-1.4
4/2 20:30	18.5	↓-1.1
4/2 20:40	17.6	↓-0.9
4/2 20:50	17.1	↓-0.5
4/2 21:00	16.8	↓-0.3	干潮
4/2 21:10	16.9	↑0.1
4/2 21:20	17.2	↑0.3
4/2 21:30	17.8	↑0.6
4/2 21:40	18.7	↑0.9
4/2 21:50	19.8	↑1.1
4/2 22:00	21.3	↑1.5
4/2 22:10	23.0	↑1.7
4/2 22:20	25.0	↑2.0
4/2 22:30	27.2	↑2.2
4/2 22:40	29.6	↑2.4
4/2 22:50	32.2	↑2.6
4/2 23:00	35.1	↑2.9
4/2 23:10	38.1	↑3.0
4/2 23:20	41.2	↑3.1
4/2 23:30	44.5	↑3.3
4/2 23:40	47.9	↑3.4
4/2 23:50	51.4	↑3.5	最大潮位差