03 (月)	00:55	03:55	09:53	18:07
	84cm	82cm	98cm	26cm
長潮 出 06:07 入 17:35 出 12:08 入 01:55

那珂湊（茨城）2031年03月03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
3/3 00:00	82.8	↑0.4
3/3 00:10	83.1	↑0.3
3/3 00:20	83.3	↑0.2
3/3 00:30	83.5	↑0.2
3/3 00:40	83.6	↑0.1
3/3 00:50	83.7	↑0.1	満潮
3/3 01:00	83.7	0
3/3 01:10	83.6	↓-0.1
3/3 01:20	83.5	↓-0.1
3/3 01:30	83.4	↓-0.1
3/3 01:40	83.2	↓-0.2
3/3 01:50	83.1	↓-0.1
3/3 02:00	82.9	↓-0.2
3/3 02:10	82.7	↓-0.2
3/3 02:20	82.5	↓-0.2
3/3 02:30	82.3	↓-0.2
3/3 02:40	82.2	↓-0.1
3/3 02:50	82.0	↓-0.2
3/3 03:00	81.8	↓-0.2
3/3 03:10	81.7	↓-0.1
3/3 03:20	81.6	↓-0.1
3/3 03:30	81.5	↓-0.1
3/3 03:40	81.4	↓-0.1
3/3 03:50	81.4	0	干潮
3/3 04:00	81.4	0
3/3 04:10	81.4	0
3/3 04:20	81.5	↑0.1
3/3 04:30	81.6	↑0.1
3/3 04:40	81.8	↑0.2
3/3 04:50	82.0	↑0.2
3/3 05:00	82.2	↑0.2
3/3 05:10	82.5	↑0.3
3/3 05:20	82.8	↑0.3
3/3 05:30	83.1	↑0.3
3/3 05:40	83.5	↑0.4
3/3 05:50	84.0	↑0.5
3/3 06:00	84.5	↑0.5
3/3 06:10	85.0	↑0.5
3/3 06:20	85.6	↑0.6
3/3 06:30	86.2	↑0.6
3/3 06:40	86.8	↑0.6
3/3 06:50	87.5	↑0.7
3/3 07:00	88.2	↑0.7
3/3 07:10	88.9	↑0.7
3/3 07:20	89.7	↑0.8
3/3 07:30	90.4	↑0.7
3/3 07:40	91.2	↑0.8
3/3 07:50	91.9	↑0.7
3/3 08:00	92.7	↑0.8
3/3 08:10	93.4	↑0.7
3/3 08:20	94.1	↑0.7
3/3 08:30	94.8	↑0.7
3/3 08:40	95.4	↑0.6
3/3 08:50	96.0	↑0.6
3/3 09:00	96.5	↑0.5
3/3 09:10	97.0	↑0.5
3/3 09:20	97.3	↑0.3
3/3 09:30	97.6	↑0.3
3/3 09:40	97.8	↑0.2
3/3 09:50	97.9	↑0.1	満潮
3/3 10:00	97.9	0
3/3 10:10	97.7	↓-0.2
3/3 10:20	97.4	↓-0.3
3/3 10:30	97.0	↓-0.4
3/3 10:40	96.5	↓-0.5
3/3 10:50	95.9	↓-0.6
3/3 11:00	95.1	↓-0.8
3/3 11:10	94.1	↓-1.0
3/3 11:20	93.1	↓-1.0
3/3 11:30	91.9	↓-1.2
3/3 11:40	90.6	↓-1.3
3/3 11:50	89.2	↓-1.4
3/3 12:00	87.6	↓-1.6
3/3 12:10	85.9	↓-1.7
3/3 12:20	84.2	↓-1.7
3/3 12:30	82.3	↓-1.9
3/3 12:40	80.3	↓-2.0
3/3 12:50	78.3	↓-2.0
3/3 13:00	76.2	↓-2.1
3/3 13:10	74.0	↓-2.2
3/3 13:20	71.8	↓-2.2
3/3 13:30	69.5	↓-2.3
3/3 13:40	67.2	↓-2.3
3/3 13:50	64.9	↓-2.3
3/3 14:00	62.6	↓-2.3
3/3 14:10	60.3	↓-2.3
3/3 14:20	57.9	↓-2.4	最大潮位差
3/3 14:30	55.6	↓-2.3
3/3 14:40	53.3	↓-2.3
3/3 14:50	51.1	↓-2.2
3/3 15:00	48.9	↓-2.2
3/3 15:10	46.8	↓-2.1
3/3 15:20	44.7	↓-2.1
3/3 15:30	42.7	↓-2.0
3/3 15:40	40.7	↓-2.0
3/3 15:50	38.9	↓-1.8
3/3 16:00	37.1	↓-1.8
3/3 16:10	35.5	↓-1.6
3/3 16:20	33.9	↓-1.6
3/3 16:30	32.5	↓-1.4
3/3 16:40	31.2	↓-1.3
3/3 16:50	30.0	↓-1.2
3/3 17:00	28.9	↓-1.1
3/3 17:10	28.0	↓-0.9
3/3 17:20	27.2	↓-0.8
3/3 17:30	26.6	↓-0.6
3/3 17:40	26.1	↓-0.5
3/3 17:50	25.8	↓-0.3
3/3 18:00	25.6	↓-0.2	干潮
3/3 18:10	25.6	0
3/3 18:20	25.7	↑0.1
3/3 18:30	26.0	↑0.3
3/3 18:40	26.5	↑0.5
3/3 18:50	27.1	↑0.6
3/3 19:00	27.9	↑0.8
3/3 19:10	28.8	↑0.9
3/3 19:20	29.9	↑1.1
3/3 19:30	31.1	↑1.2
3/3 19:40	32.4	↑1.3
3/3 19:50	33.9	↑1.5
3/3 20:00	35.5	↑1.6
3/3 20:10	37.3	↑1.8
3/3 20:20	39.1	↑1.8
3/3 20:30	41.0	↑1.9
3/3 20:40	43.1	↑2.1
3/3 20:50	45.2	↑2.1
3/3 21:00	47.3	↑2.1
3/3 21:10	49.5	↑2.2
3/3 21:20	51.7	↑2.2
3/3 21:30	54.0	↑2.3
3/3 21:40	56.3	↑2.3
3/3 21:50	58.5	↑2.2
3/3 22:00	60.8	↑2.3
3/3 22:10	63.0	↑2.2
3/3 22:20	65.2	↑2.2
3/3 22:30	67.4	↑2.2
3/3 22:40	69.4	↑2.0
3/3 22:50	71.5	↑2.1
3/3 23:00	73.4	↑1.9
3/3 23:10	75.2	↑1.8
3/3 23:20	77.0	↑1.8
3/3 23:30	78.6	↑1.6
3/3 23:40	80.2	↑1.6
3/3 23:50	81.6	↑1.4