5 (日)	09:30	02:42	-	17:16
	109cm	70cm	-	34cm
小潮 出 06:36 入 17:09 出 00:54 入 11:26

那珂湊（茨城）2051年02月5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
2/5 00:00	77.9	↓-0.7
2/5 00:10	77.2	↓-0.7
2/5 00:20	76.5	↓-0.7
2/5 00:30	75.7	↓-0.8
2/5 00:40	75.0	↓-0.7
2/5 00:50	74.3	↓-0.7
2/5 01:00	73.5	↓-0.8
2/5 01:10	72.9	↓-0.6
2/5 01:20	72.2	↓-0.7
2/5 01:30	71.6	↓-0.6
2/5 01:40	71.1	↓-0.5
2/5 01:50	70.6	↓-0.5
2/5 02:00	70.2	↓-0.4
2/5 02:10	69.9	↓-0.3
2/5 02:20	69.6	↓-0.3
2/5 02:30	69.5	↓-0.1
2/5 02:40	69.4	↓-0.1	干潮
2/5 02:50	69.4	0
2/5 03:00	69.6	↑0.2
2/5 03:10	69.8	↑0.2
2/5 03:20	70.1	↑0.3
2/5 03:30	70.5	↑0.4
2/5 03:40	71.1	↑0.6
2/5 03:50	71.7	↑0.6
2/5 04:00	72.4	↑0.7
2/5 04:10	73.1	↑0.7
2/5 04:20	74.0	↑0.9
2/5 04:30	75.0	↑1.0
2/5 04:40	76.0	↑1.0
2/5 04:50	77.1	↑1.1
2/5 05:00	78.2	↑1.1
2/5 05:10	79.5	↑1.3
2/5 05:20	80.8	↑1.3
2/5 05:30	82.1	↑1.3
2/5 05:40	83.5	↑1.4
2/5 05:50	84.9	↑1.4
2/5 06:00	86.3	↑1.4
2/5 06:10	87.8	↑1.5
2/5 06:20	89.3	↑1.5
2/5 06:30	90.8	↑1.5
2/5 06:40	92.3	↑1.5
2/5 06:50	93.8	↑1.5
2/5 07:00	95.3	↑1.5
2/5 07:10	96.7	↑1.4
2/5 07:20	98.2	↑1.5
2/5 07:30	99.5	↑1.3
2/5 07:40	100.8	↑1.3
2/5 07:50	102.1	↑1.3
2/5 08:00	103.3	↑1.2
2/5 08:10	104.4	↑1.1
2/5 08:20	105.4	↑1.0
2/5 08:30	106.2	↑0.8
2/5 08:40	107.0	↑0.8
2/5 08:50	107.7	↑0.7
2/5 09:00	108.2	↑0.5
2/5 09:10	108.5	↑0.3
2/5 09:20	108.8	↑0.3	満潮
2/5 09:30	108.8	0	満潮
2/5 09:40	108.7	↓-0.1
2/5 09:50	108.5	↓-0.2
2/5 10:00	108.0	↓-0.5
2/5 10:10	107.5	↓-0.5
2/5 10:20	106.7	↓-0.8
2/5 10:30	105.7	↓-1.0
2/5 10:40	104.6	↓-1.1
2/5 10:50	103.4	↓-1.2
2/5 11:00	101.9	↓-1.5
2/5 11:10	100.4	↓-1.5
2/5 11:20	98.6	↓-1.8
2/5 11:30	96.8	↓-1.8
2/5 11:40	94.8	↓-2.0
2/5 11:50	92.6	↓-2.2
2/5 12:00	90.4	↓-2.2
2/5 12:10	88.1	↓-2.3
2/5 12:20	85.7	↓-2.4
2/5 12:30	83.2	↓-2.5
2/5 12:40	80.7	↓-2.5
2/5 12:50	78.1	↓-2.6	最大潮位差
2/5 13:00	75.5	↓-2.6	最大潮位差
2/5 13:10	72.9	↓-2.6	最大潮位差
2/5 13:20	70.3	↓-2.6	最大潮位差
2/5 13:30	67.7	↓-2.6	最大潮位差
2/5 13:40	65.1	↓-2.6	最大潮位差
2/5 13:50	62.6	↓-2.5
2/5 14:00	60.1	↓-2.5
2/5 14:10	57.7	↓-2.4
2/5 14:20	55.3	↓-2.4
2/5 14:30	53.0	↓-2.3
2/5 14:40	50.9	↓-2.1
2/5 14:50	48.8	↓-2.1
2/5 15:00	46.8	↓-2.0
2/5 15:10	45.0	↓-1.8
2/5 15:20	43.2	↓-1.8
2/5 15:30	41.6	↓-1.6
2/5 15:40	40.2	↓-1.4
2/5 15:50	38.8	↓-1.4
2/5 16:00	37.6	↓-1.2
2/5 16:10	36.6	↓-1.0
2/5 16:20	35.7	↓-0.9
2/5 16:30	35.0	↓-0.7
2/5 16:40	34.3	↓-0.7
2/5 16:50	33.9	↓-0.4
2/5 17:00	33.6	↓-0.3
2/5 17:10	33.5	↓-0.1	干潮
2/5 17:20	33.5	0
2/5 17:30	33.6	↑0.1
2/5 17:40	33.9	↑0.3
2/5 17:50	34.4	↑0.5
2/5 18:00	34.9	↑0.5
2/5 18:10	35.7	↑0.8
2/5 18:20	36.5	↑0.8
2/5 18:30	37.5	↑1.0
2/5 18:40	38.6	↑1.1
2/5 18:50	39.8	↑1.2
2/5 19:00	41.2	↑1.4
2/5 19:10	42.6	↑1.4
2/5 19:20	44.1	↑1.5
2/5 19:30	45.8	↑1.7
2/5 19:40	47.5	↑1.7
2/5 19:50	49.2	↑1.7
2/5 20:00	51.0	↑1.8
2/5 20:10	52.9	↑1.9
2/5 20:20	54.8	↑1.9
2/5 20:30	56.7	↑1.9
2/5 20:40	58.6	↑1.9
2/5 20:50	60.5	↑1.9
2/5 21:00	62.4	↑1.9
2/5 21:10	64.3	↑1.9
2/5 21:20	66.1	↑1.8
2/5 21:30	67.9	↑1.8
2/5 21:40	69.7	↑1.8
2/5 21:50	71.3	↑1.6
2/5 22:00	72.9	↑1.6
2/5 22:10	74.4	↑1.5
2/5 22:20	75.8	↑1.4
2/5 22:30	77.1	↑1.3
2/5 22:40	78.3	↑1.2
2/5 22:50	79.4	↑1.1
2/5 23:00	80.4	↑1.0
2/5 23:10	81.3	↑0.9
2/5 23:20	82.0	↑0.7
2/5 23:30	82.6	↑0.6
2/5 23:40	83.2	↑0.6
2/5 23:50	83.6	↑0.4