1 (金)	09:26	02:48	23:05	16:40
	109cm	59cm	84cm	42cm
小潮 出 06:39 入 17:05 出 11:22 入 00:23

那珂湊（茨城）2058年02月1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
2/1 00:00	74.0	↓-1.5
2/1 00:10	72.6	↓-1.4
2/1 00:20	71.1	↓-1.5
2/1 00:30	69.7	↓-1.4
2/1 00:40	68.3	↓-1.4
2/1 00:50	67.0	↓-1.3
2/1 01:00	65.8	↓-1.2
2/1 01:10	64.6	↓-1.2
2/1 01:20	63.5	↓-1.1
2/1 01:30	62.5	↓-1.0
2/1 01:40	61.6	↓-0.9
2/1 01:50	60.8	↓-0.8
2/1 02:00	60.1	↓-0.7
2/1 02:10	59.6	↓-0.5
2/1 02:20	59.2	↓-0.4
2/1 02:30	58.9	↓-0.3
2/1 02:40	58.7	↓-0.2	干潮
2/1 02:50	58.7	0
2/1 03:00	58.8	↑0.1
2/1 03:10	59.0	↑0.2
2/1 03:20	59.4	↑0.4
2/1 03:30	59.9	↑0.5
2/1 03:40	60.5	↑0.6
2/1 03:50	61.2	↑0.7
2/1 04:00	62.1	↑0.9
2/1 04:10	63.1	↑1.0
2/1 04:20	64.2	↑1.1
2/1 04:30	65.4	↑1.2
2/1 04:40	66.7	↑1.3
2/1 04:50	68.2	↑1.5
2/1 05:00	69.7	↑1.5
2/1 05:10	71.3	↑1.6
2/1 05:20	72.9	↑1.6
2/1 05:30	74.7	↑1.8
2/1 05:40	76.5	↑1.8
2/1 05:50	78.4	↑1.9
2/1 06:00	80.3	↑1.9
2/1 06:10	82.2	↑1.9
2/1 06:20	84.1	↑1.9
2/1 06:30	86.1	↑2.0
2/1 06:40	88.0	↑1.9
2/1 06:50	90.0	↑2.0
2/1 07:00	91.9	↑1.9
2/1 07:10	93.8	↑1.9
2/1 07:20	95.6	↑1.8
2/1 07:30	97.3	↑1.7
2/1 07:40	99.0	↑1.7
2/1 07:50	100.5	↑1.5
2/1 08:00	102.0	↑1.5
2/1 08:10	103.3	↑1.3
2/1 08:20	104.5	↑1.2
2/1 08:30	105.6	↑1.1
2/1 08:40	106.5	↑0.9
2/1 08:50	107.2	↑0.7
2/1 09:00	107.8	↑0.6
2/1 09:10	108.2	↑0.4
2/1 09:20	108.4	↑0.2	満潮
2/1 09:30	108.4	0
2/1 09:40	108.2	↓-0.2
2/1 09:50	107.8	↓-0.4
2/1 10:00	107.2	↓-0.6
2/1 10:10	106.5	↓-0.7
2/1 10:20	105.5	↓-1.0
2/1 10:30	104.4	↓-1.1
2/1 10:40	103.1	↓-1.3
2/1 10:50	101.6	↓-1.5
2/1 11:00	100.0	↓-1.6
2/1 11:10	98.3	↓-1.7
2/1 11:20	96.4	↓-1.9
2/1 11:30	94.3	↓-2.1
2/1 11:40	92.2	↓-2.1
2/1 11:50	90.0	↓-2.2
2/1 12:00	87.7	↓-2.3
2/1 12:10	85.3	↓-2.4
2/1 12:20	82.9	↓-2.4
2/1 12:30	80.4	↓-2.5	最大潮位差
2/1 12:40	78.0	↓-2.4
2/1 12:50	75.5	↓-2.5	最大潮位差
2/1 13:00	73.0	↓-2.5	最大潮位差
2/1 13:10	70.6	↓-2.4
2/1 13:20	68.2	↓-2.4
2/1 13:30	65.8	↓-2.4
2/1 13:40	63.5	↓-2.3
2/1 13:50	61.3	↓-2.2
2/1 14:00	59.1	↓-2.2
2/1 14:10	57.1	↓-2.0
2/1 14:20	55.1	↓-2.0
2/1 14:30	53.3	↓-1.8
2/1 14:40	51.5	↓-1.8
2/1 14:50	49.9	↓-1.6
2/1 15:00	48.4	↓-1.5
2/1 15:10	47.1	↓-1.3
2/1 15:20	45.8	↓-1.3
2/1 15:30	44.8	↓-1.0
2/1 15:40	43.8	↓-1.0
2/1 15:50	43.0	↓-0.8
2/1 16:00	42.4	↓-0.6
2/1 16:10	41.9	↓-0.5
2/1 16:20	41.5	↓-0.4
2/1 16:30	41.3	↓-0.2	干潮
2/1 16:40	41.2	↓-0.1	干潮
2/1 16:50	41.3	↑0.1
2/1 17:00	41.5	↑0.2
2/1 17:10	41.9	↑0.4
2/1 17:20	42.4	↑0.5
2/1 17:30	43.0	↑0.6
2/1 17:40	43.8	↑0.8
2/1 17:50	44.7	↑0.9
2/1 18:00	45.7	↑1.0
2/1 18:10	46.9	↑1.2
2/1 18:20	48.1	↑1.2
2/1 18:30	49.5	↑1.4
2/1 18:40	50.9	↑1.4
2/1 18:50	52.4	↑1.5
2/1 19:00	54.0	↑1.6
2/1 19:10	55.7	↑1.7
2/1 19:20	57.4	↑1.7
2/1 19:30	59.1	↑1.7
2/1 19:40	60.8	↑1.7
2/1 19:50	62.6	↑1.8
2/1 20:00	64.4	↑1.8
2/1 20:10	66.1	↑1.7
2/1 20:20	67.8	↑1.7
2/1 20:30	69.5	↑1.7
2/1 20:40	71.2	↑1.7
2/1 20:50	72.7	↑1.5
2/1 21:00	74.2	↑1.5
2/1 21:10	75.6	↑1.4
2/1 21:20	76.9	↑1.3
2/1 21:30	78.1	↑1.2
2/1 21:40	79.2	↑1.1
2/1 21:50	80.2	↑1.0
2/1 22:00	81.1	↑0.9
2/1 22:10	81.8	↑0.7
2/1 22:20	82.4	↑0.6
2/1 22:30	82.9	↑0.5
2/1 22:40	83.2	↑0.3
2/1 22:50	83.5	↑0.3
2/1 23:00	83.6	↑0.1	満潮
2/1 23:10	83.6	0
2/1 23:20	83.4	↓-0.2
2/1 23:30	83.2	↓-0.2
2/1 23:40	82.9	↓-0.3
2/1 23:50	82.5	↓-0.4