2 (火)	03:59	10:29	16:52	22:39
	143cm	33cm	133cm	54cm
大潮 出 05:10 入 18:06 出 18:20 入 05:50

那珂湊（茨城）2031年09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
9/2 00:00	83.0	↑2.9
9/2 00:10	86.0	↑3.0
9/2 00:20	89.2	↑3.2
9/2 00:30	92.5	↑3.3
9/2 00:40	95.8	↑3.3
9/2 00:50	99.2	↑3.4
9/2 01:00	102.7	↑3.5
9/2 01:10	106.1	↑3.4
9/2 01:20	109.5	↑3.4
9/2 01:30	112.9	↑3.4
9/2 01:40	116.2	↑3.3
9/2 01:50	119.4	↑3.2
9/2 02:00	122.5	↑3.1
9/2 02:10	125.5	↑3.0
9/2 02:20	128.2	↑2.7
9/2 02:30	130.8	↑2.6
9/2 02:40	133.2	↑2.4
9/2 02:50	135.4	↑2.2
9/2 03:00	137.3	↑1.9
9/2 03:10	138.9	↑1.6
9/2 03:20	140.2	↑1.3
9/2 03:30	141.3	↑1.1
9/2 03:40	142.0	↑0.7
9/2 03:50	142.5	↑0.5	満潮
9/2 04:00	142.6	↑0.1
9/2 04:10	142.3	↓-0.3
9/2 04:20	141.8	↓-0.5
9/2 04:30	140.9	↓-0.9
9/2 04:40	139.6	↓-1.3
9/2 04:50	138.1	↓-1.5
9/2 05:00	136.2	↓-1.9
9/2 05:10	134.0	↓-2.2
9/2 05:20	131.5	↓-2.5
9/2 05:30	128.7	↓-2.8
9/2 05:40	125.6	↓-3.1
9/2 05:50	122.3	↓-3.3
9/2 06:00	118.7	↓-3.6
9/2 06:10	115.0	↓-3.7
9/2 06:20	111.0	↓-4.0
9/2 06:30	106.9	↓-4.1
9/2 06:40	102.7	↓-4.2
9/2 06:50	98.3	↓-4.4
9/2 07:00	93.9	↓-4.4
9/2 07:10	89.4	↓-4.5	最大潮位差
9/2 07:20	84.9	↓-4.5	最大潮位差
9/2 07:30	80.4	↓-4.5	最大潮位差
9/2 07:40	76.0	↓-4.4
9/2 07:50	71.7	↓-4.3
9/2 08:00	67.4	↓-4.3
9/2 08:10	63.3	↓-4.1
9/2 08:20	59.3	↓-4.0
9/2 08:30	55.6	↓-3.7
9/2 08:40	52.0	↓-3.6
9/2 08:50	48.7	↓-3.3
9/2 09:00	45.7	↓-3.0
9/2 09:10	42.9	↓-2.8
9/2 09:20	40.4	↓-2.5
9/2 09:30	38.3	↓-2.1
9/2 09:40	36.4	↓-1.9
9/2 09:50	34.9	↓-1.5
9/2 10:00	33.7	↓-1.2
9/2 10:10	32.9	↓-0.8
9/2 10:20	32.5	↓-0.4	干潮
9/2 10:30	32.3	↓-0.2
9/2 10:40	32.6	↑0.3
9/2 10:50	33.2	↑0.6
9/2 11:00	34.1	↑0.9
9/2 11:10	35.4	↑1.3
9/2 11:20	36.9	↑1.5
9/2 11:30	38.8	↑1.9
9/2 11:40	41.0	↑2.2
9/2 11:50	43.5	↑2.5
9/2 12:00	46.2	↑2.7
9/2 12:10	49.2	↑3.0
9/2 12:20	52.4	↑3.2
9/2 12:30	55.8	↑3.4
9/2 12:40	59.3	↑3.5
9/2 12:50	63.0	↑3.7
9/2 13:00	66.9	↑3.9
9/2 13:10	70.8	↑3.9
9/2 13:20	74.9	↑4.1
9/2 13:30	78.9	↑4.0
9/2 13:40	83.0	↑4.1
9/2 13:50	87.1	↑4.1
9/2 14:00	91.2	↑4.1
9/2 14:10	95.2	↑4.0
9/2 14:20	99.1	↑3.9
9/2 14:30	102.9	↑3.8
9/2 14:40	106.6	↑3.7
9/2 14:50	110.1	↑3.5
9/2 15:00	113.4	↑3.3
9/2 15:10	116.5	↑3.1
9/2 15:20	119.4	↑2.9
9/2 15:30	122.1	↑2.7
9/2 15:40	124.5	↑2.4
9/2 15:50	126.6	↑2.1
9/2 16:00	128.4	↑1.8
9/2 16:10	129.9	↑1.5
9/2 16:20	131.1	↑1.2
9/2 16:30	132.0	↑0.9
9/2 16:40	132.5	↑0.5
9/2 16:50	132.7	↑0.2	満潮
9/2 17:00	132.6	↓-0.1
9/2 17:10	132.1	↓-0.5
9/2 17:20	131.3	↓-0.8
9/2 17:30	130.2	↓-1.1
9/2 17:40	128.8	↓-1.4
9/2 17:50	127.1	↓-1.7
9/2 18:00	125.1	↓-2.0
9/2 18:10	122.8	↓-2.3
9/2 18:20	120.3	↓-2.5
9/2 18:30	117.6	↓-2.7
9/2 18:40	114.7	↓-2.9
9/2 18:50	111.6	↓-3.1
9/2 19:00	108.3	↓-3.3
9/2 19:10	104.9	↓-3.4
9/2 19:20	101.5	↓-3.4
9/2 19:30	97.9	↓-3.6
9/2 19:40	94.3	↓-3.6
9/2 19:50	90.7	↓-3.6
9/2 20:00	87.2	↓-3.5
9/2 20:10	83.7	↓-3.5
9/2 20:20	80.3	↓-3.4
9/2 20:30	76.9	↓-3.4
9/2 20:40	73.8	↓-3.1
9/2 20:50	70.7	↓-3.1
9/2 21:00	67.9	↓-2.8
9/2 21:10	65.3	↓-2.6
9/2 21:20	62.9	↓-2.4
9/2 21:30	60.7	↓-2.2
9/2 21:40	58.9	↓-1.8
9/2 21:50	57.3	↓-1.6
9/2 22:00	56.0	↓-1.3
9/2 22:10	54.9	↓-1.1
9/2 22:20	54.2	↓-0.7
9/2 22:30	53.8	↓-0.4	干潮
9/2 22:40	53.7	↓-0.1
9/2 22:50	54.0	↑0.3
9/2 23:00	54.5	↑0.5
9/2 23:10	55.4	↑0.9
9/2 23:20	56.5	↑1.1
9/2 23:30	58.0	↑1.5
9/2 23:40	59.7	↑1.7
9/2 23:50	61.7	↑2.0