14 (木)	02:49	06:52	11:51	19:45
	95cm	86cm	105cm	14cm
中潮 出 06:27 入 17:19 出 13:20 入 03:17

那珂湊（茨城）2030年02月14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
2/14 00:00	78.5	↑2.0
2/14 00:10	80.5	↑2.0
2/14 00:20	82.3	↑1.8
2/14 00:30	84.0	↑1.7
2/14 00:40	85.6	↑1.6
2/14 00:50	87.0	↑1.4
2/14 01:00	88.4	↑1.4
2/14 01:10	89.6	↑1.2
2/14 01:20	90.7	↑1.1
2/14 01:30	91.6	↑0.9
2/14 01:40	92.4	↑0.8
2/14 01:50	93.1	↑0.7
2/14 02:00	93.7	↑0.6
2/14 02:10	94.2	↑0.5
2/14 02:20	94.5	↑0.3
2/14 02:30	94.7	↑0.2
2/14 02:40	94.9	↑0.2	満潮
2/14 02:50	94.9	0
2/14 03:00	94.8	↓-0.1
2/14 03:10	94.7	↓-0.1
2/14 03:20	94.4	↓-0.3
2/14 03:30	94.1	↓-0.3
2/14 03:40	93.8	↓-0.3
2/14 03:50	93.3	↓-0.5
2/14 04:00	92.9	↓-0.4
2/14 04:10	92.4	↓-0.5
2/14 04:20	91.8	↓-0.6
2/14 04:30	91.3	↓-0.5
2/14 04:40	90.7	↓-0.6
2/14 04:50	90.1	↓-0.6
2/14 05:00	89.5	↓-0.6
2/14 05:10	89.0	↓-0.5
2/14 05:20	88.4	↓-0.6
2/14 05:30	87.9	↓-0.5
2/14 05:40	87.4	↓-0.5
2/14 05:50	87.0	↓-0.4
2/14 06:00	86.6	↓-0.4
2/14 06:10	86.2	↓-0.4
2/14 06:20	86.0	↓-0.2
2/14 06:30	85.8	↓-0.2
2/14 06:40	85.6	↓-0.2
2/14 06:50	85.6	0	干潮
2/14 07:00	85.6	0
2/14 07:10	85.7	↑0.1
2/14 07:20	85.9	↑0.2
2/14 07:30	86.2	↑0.3
2/14 07:40	86.6	↑0.4
2/14 07:50	87.1	↑0.5
2/14 08:00	87.6	↑0.5
2/14 08:10	88.2	↑0.6
2/14 08:20	88.9	↑0.7
2/14 08:30	89.7	↑0.8
2/14 08:40	90.5	↑0.8
2/14 08:50	91.4	↑0.9
2/14 09:00	92.3	↑0.9
2/14 09:10	93.3	↑1.0
2/14 09:20	94.3	↑1.0
2/14 09:30	95.3	↑1.0
2/14 09:40	96.3	↑1.0
2/14 09:50	97.3	↑1.0
2/14 10:00	98.3	↑1.0
2/14 10:10	99.3	↑1.0
2/14 10:20	100.3	↑1.0
2/14 10:30	101.1	↑0.8
2/14 10:40	102.0	↑0.9
2/14 10:50	102.7	↑0.7
2/14 11:00	103.4	↑0.7
2/14 11:10	103.9	↑0.5
2/14 11:20	104.4	↑0.5
2/14 11:30	104.7	↑0.3
2/14 11:40	104.9	↑0.2
2/14 11:50	104.9	0	満潮
2/14 12:00	104.9	0
2/14 12:10	104.6	↓-0.3
2/14 12:20	104.3	↓-0.3
2/14 12:30	103.7	↓-0.6
2/14 12:40	103.0	↓-0.7
2/14 12:50	102.1	↓-0.9
2/14 13:00	101.1	↓-1.0
2/14 13:10	99.9	↓-1.2
2/14 13:20	98.5	↓-1.4
2/14 13:30	97.0	↓-1.5
2/14 13:40	95.3	↓-1.7
2/14 13:50	93.4	↓-1.9
2/14 14:00	91.4	↓-2.0
2/14 14:10	89.3	↓-2.1
2/14 14:20	87.0	↓-2.3
2/14 14:30	84.6	↓-2.4
2/14 14:40	82.1	↓-2.5
2/14 14:50	79.4	↓-2.7
2/14 15:00	76.7	↓-2.7
2/14 15:10	73.9	↓-2.8
2/14 15:20	71.0	↓-2.9
2/14 15:30	68.0	↓-3.0
2/14 15:40	65.0	↓-3.0
2/14 15:50	61.9	↓-3.1
2/14 16:00	58.8	↓-3.1
2/14 16:10	55.8	↓-3.0
2/14 16:20	52.7	↓-3.1
2/14 16:30	49.6	↓-3.1
2/14 16:40	46.6	↓-3.0
2/14 16:50	43.6	↓-3.0
2/14 17:00	40.6	↓-3.0
2/14 17:10	37.8	↓-2.8
2/14 17:20	35.0	↓-2.8
2/14 17:30	32.4	↓-2.6
2/14 17:40	29.9	↓-2.5
2/14 17:50	27.5	↓-2.4
2/14 18:00	25.2	↓-2.3
2/14 18:10	23.1	↓-2.1
2/14 18:20	21.2	↓-1.9
2/14 18:30	19.5	↓-1.7
2/14 18:40	18.0	↓-1.5
2/14 18:50	16.6	↓-1.4
2/14 19:00	15.5	↓-1.1
2/14 19:10	14.6	↓-0.9
2/14 19:20	13.9	↓-0.7
2/14 19:30	13.5	↓-0.4
2/14 19:40	13.2	↓-0.3	干潮
2/14 19:50	13.3	↑0.1
2/14 20:00	13.5	↑0.2
2/14 20:10	14.0	↑0.5
2/14 20:20	14.7	↑0.7
2/14 20:30	15.6	↑0.9
2/14 20:40	16.8	↑1.2
2/14 20:50	18.2	↑1.4
2/14 21:00	19.8	↑1.6
2/14 21:10	21.6	↑1.8
2/14 21:20	23.6	↑2.0
2/14 21:30	25.7	↑2.1
2/14 21:40	28.1	↑2.4
2/14 21:50	30.5	↑2.4
2/14 22:00	33.2	↑2.7
2/14 22:10	35.9	↑2.7
2/14 22:20	38.8	↑2.9
2/14 22:30	41.7	↑2.9
2/14 22:40	44.7	↑3.0
2/14 22:50	47.8	↑3.1
2/14 23:00	50.9	↑3.1
2/14 23:10	54.1	↑3.2	最大潮位差
2/14 23:20	57.2	↑3.1
2/14 23:30	60.3	↑3.1
2/14 23:40	63.5	↑3.2	最大潮位差
2/14 23:50	66.5	↑3.0