9 (月)	04:31	10:08	15:56	22:23
	110cm	48cm	110cm	14cm
大潮 出 05:58 入 17:41 出 05:46 入 17:24

那珂湊（茨城）2054年03月9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
3/9 00:00	35.8	↑3.3
3/9 00:10	39.2	↑3.4
3/9 00:20	42.8	↑3.6
3/9 00:30	46.4	↑3.6
3/9 00:40	50.2	↑3.8
3/9 00:50	54.0	↑3.8
3/9 01:00	57.8	↑3.8
3/9 01:10	61.7	↑3.9
3/9 01:20	65.5	↑3.8
3/9 01:30	69.3	↑3.8
3/9 01:40	73.1	↑3.8
3/9 01:50	76.8	↑3.7
3/9 02:00	80.4	↑3.6
3/9 02:10	83.8	↑3.4
3/9 02:20	87.1	↑3.3
3/9 02:30	90.3	↑3.2
3/9 02:40	93.3	↑3.0
3/9 02:50	96.0	↑2.7
3/9 03:00	98.6	↑2.6
3/9 03:10	100.9	↑2.3
3/9 03:20	103.0	↑2.1
3/9 03:30	104.8	↑1.8
3/9 03:40	106.4	↑1.6
3/9 03:50	107.6	↑1.2
3/9 04:00	108.6	↑1.0
3/9 04:10	109.4	↑0.8
3/9 04:20	109.8	↑0.4
3/9 04:30	109.9	↑0.1	満潮
3/9 04:40	109.8	↓-0.1
3/9 04:50	109.3	↓-0.5
3/9 05:00	108.6	↓-0.7
3/9 05:10	107.6	↓-1.0
3/9 05:20	106.4	↓-1.2
3/9 05:30	104.9	↓-1.5
3/9 05:40	103.2	↓-1.7
3/9 05:50	101.3	↓-1.9
3/9 06:00	99.1	↓-2.2
3/9 06:10	96.8	↓-2.3
3/9 06:20	94.4	↓-2.4
3/9 06:30	91.8	↓-2.6
3/9 06:40	89.1	↓-2.7
3/9 06:50	86.3	↓-2.8
3/9 07:00	83.4	↓-2.9
3/9 07:10	80.6	↓-2.8
3/9 07:20	77.7	↓-2.9
3/9 07:30	74.8	↓-2.9
3/9 07:40	71.9	↓-2.9
3/9 07:50	69.1	↓-2.8
3/9 08:00	66.4	↓-2.7
3/9 08:10	63.8	↓-2.6
3/9 08:20	61.4	↓-2.4
3/9 08:30	59.1	↓-2.3
3/9 08:40	56.9	↓-2.2
3/9 08:50	55.0	↓-1.9
3/9 09:00	53.2	↓-1.8
3/9 09:10	51.7	↓-1.5
3/9 09:20	50.4	↓-1.3
3/9 09:30	49.3	↓-1.1
3/9 09:40	48.5	↓-0.8
3/9 09:50	47.9	↓-0.6
3/9 10:00	47.6	↓-0.3	干潮
3/9 10:10	47.6	0
3/9 10:20	47.8	↑0.2
3/9 10:30	48.2	↑0.4
3/9 10:40	48.9	↑0.7
3/9 10:50	49.8	↑0.9
3/9 11:00	51.0	↑1.2
3/9 11:10	52.4	↑1.4
3/9 11:20	54.0	↑1.6
3/9 11:30	55.8	↑1.8
3/9 11:40	57.7	↑1.9
3/9 11:50	59.9	↑2.2
3/9 12:00	62.2	↑2.3
3/9 12:10	64.6	↑2.4
3/9 12:20	67.1	↑2.5
3/9 12:30	69.7	↑2.6
3/9 12:40	72.4	↑2.7
3/9 12:50	75.2	↑2.8
3/9 13:00	78.0	↑2.8
3/9 13:10	80.8	↑2.8
3/9 13:20	83.5	↑2.7
3/9 13:30	86.3	↑2.8
3/9 13:40	89.0	↑2.7
3/9 13:50	91.6	↑2.6
3/9 14:00	94.1	↑2.5
3/9 14:10	96.5	↑2.4
3/9 14:20	98.7	↑2.2
3/9 14:30	100.8	↑2.1
3/9 14:40	102.7	↑1.9
3/9 14:50	104.5	↑1.8
3/9 15:00	106.0	↑1.5
3/9 15:10	107.3	↑1.3
3/9 15:20	108.3	↑1.0
3/9 15:30	109.1	↑0.8
3/9 15:40	109.7	↑0.6
3/9 15:50	109.9	↑0.2	満潮
3/9 16:00	109.9	0
3/9 16:10	109.6	↓-0.3
3/9 16:20	109.0	↓-0.6
3/9 16:30	108.2	↓-0.8
3/9 16:40	107.0	↓-1.2
3/9 16:50	105.6	↓-1.4
3/9 17:00	103.8	↓-1.8
3/9 17:10	101.8	↓-2.0
3/9 17:20	99.6	↓-2.2
3/9 17:30	97.1	↓-2.5
3/9 17:40	94.3	↓-2.8
3/9 17:50	91.4	↓-2.9
3/9 18:00	88.2	↓-3.2
3/9 18:10	84.9	↓-3.3
3/9 18:20	81.4	↓-3.5
3/9 18:30	77.7	↓-3.7
3/9 18:40	74.0	↓-3.7
3/9 18:50	70.1	↓-3.9
3/9 19:00	66.2	↓-3.9
3/9 19:10	62.3	↓-3.9
3/9 19:20	58.3	↓-4.0	最大潮位差
3/9 19:30	54.4	↓-3.9
3/9 19:40	50.5	↓-3.9
3/9 19:50	46.7	↓-3.8
3/9 20:00	43.0	↓-3.7
3/9 20:10	39.4	↓-3.6
3/9 20:20	35.9	↓-3.5
3/9 20:30	32.7	↓-3.2
3/9 20:40	29.6	↓-3.1
3/9 20:50	26.8	↓-2.8
3/9 21:00	24.2	↓-2.6
3/9 21:10	21.9	↓-2.3
3/9 21:20	19.8	↓-2.1
3/9 21:30	18.0	↓-1.8
3/9 21:40	16.6	↓-1.4
3/9 21:50	15.4	↓-1.2
3/9 22:00	14.5	↓-0.9
3/9 22:10	14.0	↓-0.5
3/9 22:20	13.8	↓-0.2	干潮
3/9 22:30	13.9	↑0.1
3/9 22:40	14.3	↑0.4
3/9 22:50	15.0	↑0.7
3/9 23:00	16.1	↑1.1
3/9 23:10	17.4	↑1.3
3/9 23:20	19.0	↑1.6
3/9 23:30	20.9	↑1.9
3/9 23:40	23.1	↑2.2
3/9 23:50	25.5	↑2.4