9 (木)	05:29	11:10	17:11	23:26
	109cm	42cm	111cm	23cm
中潮 出 05:59 入 17:40 出 19:19 入 06:52

那珂湊（茨城）2023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	20.5	↑1.8
3/9 00:10	22.5	↑2.0
3/9 00:20	24.8	↑2.3
3/9 00:30	27.3	↑2.5
3/9 00:40	30.0	↑2.7
3/9 00:50	32.9	↑2.9
3/9 01:00	36.0	↑3.1
3/9 01:10	39.3	↑3.3
3/9 01:20	42.7	↑3.4
3/9 01:30	46.2	↑3.5
3/9 01:40	49.8	↑3.6
3/9 01:50	53.4	↑3.6
3/9 02:00	57.1	↑3.7
3/9 02:10	60.9	↑3.8	最大潮位差
3/9 02:20	64.6	↑3.7
3/9 02:30	68.3	↑3.7
3/9 02:40	72.0	↑3.7
3/9 02:50	75.6	↑3.6
3/9 03:00	79.1	↑3.5
3/9 03:10	82.5	↑3.4
3/9 03:20	85.8	↑3.3
3/9 03:30	88.9	↑3.1
3/9 03:40	91.8	↑2.9
3/9 03:50	94.5	↑2.7
3/9 04:00	97.1	↑2.6
3/9 04:10	99.4	↑2.3
3/9 04:20	101.4	↑2.0
3/9 04:30	103.2	↑1.8
3/9 04:40	104.8	↑1.6
3/9 04:50	106.0	↑1.2
3/9 05:00	107.0	↑1.0
3/9 05:10	107.7	↑0.7
3/9 05:20	108.1	↑0.4	満潮
3/9 05:30	108.2	↑0.1
3/9 05:40	108.0	↓-0.2
3/9 05:50	107.5	↓-0.5
3/9 06:00	106.7	↓-0.8
3/9 06:10	105.7	↓-1.0
3/9 06:20	104.4	↓-1.3
3/9 06:30	102.8	↓-1.6
3/9 06:40	101.0	↓-1.8
3/9 06:50	98.9	↓-2.1
3/9 07:00	96.7	↓-2.2
3/9 07:10	94.2	↓-2.5
3/9 07:20	91.6	↓-2.6
3/9 07:30	88.8	↓-2.8
3/9 07:40	86.0	↓-2.8
3/9 07:50	83.0	↓-3.0
3/9 08:00	79.9	↓-3.1
3/9 08:10	76.9	↓-3.0
3/9 08:20	73.8	↓-3.1
3/9 08:30	70.7	↓-3.1
3/9 08:40	67.6	↓-3.1
3/9 08:50	64.6	↓-3.0
3/9 09:00	61.7	↓-2.9
3/9 09:10	58.9	↓-2.8
3/9 09:20	56.3	↓-2.6
3/9 09:30	53.8	↓-2.5
3/9 09:40	51.5	↓-2.3
3/9 09:50	49.4	↓-2.1
3/9 10:00	47.5	↓-1.9
3/9 10:10	45.8	↓-1.7
3/9 10:20	44.4	↓-1.4
3/9 10:30	43.2	↓-1.2
3/9 10:40	42.3	↓-0.9
3/9 10:50	41.7	↓-0.6
3/9 11:00	41.3	↓-0.4	干潮
3/9 11:10	41.2	↓-0.1	干潮
3/9 11:20	41.4	↑0.2
3/9 11:30	41.8	↑0.4
3/9 11:40	42.5	↑0.7
3/9 11:50	43.5	↑1.0
3/9 12:00	44.7	↑1.2
3/9 12:10	46.1	↑1.4
3/9 12:20	47.7	↑1.6
3/9 12:30	49.6	↑1.9
3/9 12:40	51.7	↑2.1
3/9 12:50	53.9	↑2.2
3/9 13:00	56.3	↑2.4
3/9 13:10	58.9	↑2.6
3/9 13:20	61.5	↑2.6
3/9 13:30	64.3	↑2.8
3/9 13:40	67.2	↑2.9
3/9 13:50	70.1	↑2.9
3/9 14:00	73.1	↑3.0
3/9 14:10	76.1	↑3.0
3/9 14:20	79.1	↑3.0
3/9 14:30	82.0	↑2.9
3/9 14:40	85.0	↑3.0
3/9 14:50	87.8	↑2.8
3/9 15:00	90.6	↑2.8
3/9 15:10	93.3	↑2.7
3/9 15:20	95.9	↑2.6
3/9 15:30	98.3	↑2.4
3/9 15:40	100.5	↑2.2
3/9 15:50	102.6	↑2.1
3/9 16:00	104.5	↑1.9
3/9 16:10	106.2	↑1.7
3/9 16:20	107.6	↑1.4
3/9 16:30	108.8	↑1.2
3/9 16:40	109.7	↑0.9
3/9 16:50	110.4	↑0.7
3/9 17:00	110.8	↑0.4
3/9 17:10	111.0	↑0.2	満潮
3/9 17:20	110.8	↓-0.2
3/9 17:30	110.4	↓-0.4
3/9 17:40	109.6	↓-0.8
3/9 17:50	108.6	↓-1.0
3/9 18:00	107.3	↓-1.3
3/9 18:10	105.8	↓-1.5
3/9 18:20	103.9	↓-1.9
3/9 18:30	101.8	↓-2.1
3/9 18:40	99.5	↓-2.3
3/9 18:50	96.9	↓-2.6
3/9 19:00	94.1	↓-2.8
3/9 19:10	91.1	↓-3.0
3/9 19:20	87.9	↓-3.2
3/9 19:30	84.6	↓-3.3
3/9 19:40	81.1	↓-3.5
3/9 19:50	77.5	↓-3.6
3/9 20:00	73.9	↓-3.6
3/9 20:10	70.2	↓-3.7
3/9 20:20	66.4	↓-3.8	最大潮位差
3/9 20:30	62.7	↓-3.7
3/9 20:40	59.0	↓-3.7
3/9 20:50	55.3	↓-3.7
3/9 21:00	51.8	↓-3.5
3/9 21:10	48.3	↓-3.5
3/9 21:20	45.0	↓-3.3
3/9 21:30	41.8	↓-3.2
3/9 21:40	38.9	↓-2.9
3/9 21:50	36.1	↓-2.8
3/9 22:00	33.5	↓-2.6
3/9 22:10	31.2	↓-2.3
3/9 22:20	29.2	↓-2.0
3/9 22:30	27.4	↓-1.8
3/9 22:40	25.9	↓-1.5
3/9 22:50	24.7	↓-1.2
3/9 23:00	23.8	↓-0.9
3/9 23:10	23.2	↓-0.6
3/9 23:20	22.8	↓-0.4	干潮
3/9 23:30	22.8	0
3/9 23:40	23.1	↑0.3
3/9 23:50	23.7	↑0.6