12 (金)	08:44	01:59	22:05	15:41
	106cm	55cm	82cm	44cm
小潮 出 06:29 入 17:17 出 10:46 入 -

那珂湊（茨城）2038年02月12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
2/12 00:00	63.9	↓-1.4
2/12 00:10	62.5	↓-1.4
2/12 00:20	61.1	↓-1.4
2/12 00:30	59.9	↓-1.2
2/12 00:40	58.8	↓-1.1
2/12 00:50	57.8	↓-1.0
2/12 01:00	56.9	↓-0.9
2/12 01:10	56.1	↓-0.8
2/12 01:20	55.5	↓-0.6
2/12 01:30	55.0	↓-0.5
2/12 01:40	54.6	↓-0.4
2/12 01:50	54.4	↓-0.2	干潮
2/12 02:00	54.4	0
2/12 02:10	54.5	↑0.1
2/12 02:20	54.7	↑0.2
2/12 02:30	55.1	↑0.4
2/12 02:40	55.7	↑0.6
2/12 02:50	56.3	↑0.6
2/12 03:00	57.2	↑0.9
2/12 03:10	58.1	↑0.9
2/12 03:20	59.2	↑1.1
2/12 03:30	60.4	↑1.2
2/12 03:40	61.7	↑1.3
2/12 03:50	63.1	↑1.4
2/12 04:00	64.6	↑1.5
2/12 04:10	66.2	↑1.6
2/12 04:20	67.9	↑1.7
2/12 04:30	69.6	↑1.7
2/12 04:40	71.4	↑1.8
2/12 04:50	73.3	↑1.9
2/12 05:00	75.2	↑1.9
2/12 05:10	77.1	↑1.9
2/12 05:20	79.1	↑2.0
2/12 05:30	81.0	↑1.9
2/12 05:40	83.0	↑2.0
2/12 05:50	84.9	↑1.9
2/12 06:00	86.8	↑1.9
2/12 06:10	88.7	↑1.9
2/12 06:20	90.5	↑1.8
2/12 06:30	92.3	↑1.8
2/12 06:40	94.1	↑1.8
2/12 06:50	95.7	↑1.6
2/12 07:00	97.3	↑1.6
2/12 07:10	98.7	↑1.4
2/12 07:20	100.1	↑1.4
2/12 07:30	101.3	↑1.2
2/12 07:40	102.4	↑1.1
2/12 07:50	103.4	↑1.0
2/12 08:00	104.2	↑0.8
2/12 08:10	104.9	↑0.7
2/12 08:20	105.3	↑0.4
2/12 08:30	105.7	↑0.4
2/12 08:40	105.8	↑0.1	満潮
2/12 08:50	105.8	0
2/12 09:00	105.6	↓-0.2
2/12 09:10	105.2	↓-0.4
2/12 09:20	104.6	↓-0.6
2/12 09:30	103.8	↓-0.8
2/12 09:40	102.9	↓-0.9
2/12 09:50	101.7	↓-1.2
2/12 10:00	100.5	↓-1.2
2/12 10:10	99.0	↓-1.5
2/12 10:20	97.4	↓-1.6
2/12 10:30	95.6	↓-1.8
2/12 10:40	93.7	↓-1.9
2/12 10:50	91.7	↓-2.0
2/12 11:00	89.6	↓-2.1
2/12 11:10	87.4	↓-2.2
2/12 11:20	85.1	↓-2.3
2/12 11:30	82.8	↓-2.3
2/12 11:40	80.4	↓-2.4
2/12 11:50	77.9	↓-2.5	最大潮位差
2/12 12:00	75.5	↓-2.4
2/12 12:10	73.1	↓-2.4
2/12 12:20	70.6	↓-2.5	最大潮位差
2/12 12:30	68.3	↓-2.3
2/12 12:40	65.9	↓-2.4
2/12 12:50	63.6	↓-2.3
2/12 13:00	61.4	↓-2.2
2/12 13:10	59.3	↓-2.1
2/12 13:20	57.3	↓-2.0
2/12 13:30	55.4	↓-1.9
2/12 13:40	53.6	↓-1.8
2/12 13:50	51.9	↓-1.7
2/12 14:00	50.4	↓-1.5
2/12 14:10	49.0	↓-1.4
2/12 14:20	47.8	↓-1.2
2/12 14:30	46.7	↓-1.1
2/12 14:40	45.7	↓-1.0
2/12 14:50	44.9	↓-0.8
2/12 15:00	44.2	↓-0.7
2/12 15:10	43.7	↓-0.5
2/12 15:20	43.4	↓-0.3
2/12 15:30	43.2	↓-0.2
2/12 15:40	43.1	↓-0.1	干潮
2/12 15:50	43.2	↑0.1
2/12 16:00	43.4	↑0.2
2/12 16:10	43.7	↑0.3
2/12 16:20	44.2	↑0.5
2/12 16:30	44.8	↑0.6
2/12 16:40	45.5	↑0.7
2/12 16:50	46.3	↑0.8
2/12 17:00	47.2	↑0.9
2/12 17:10	48.2	↑1.0
2/12 17:20	49.3	↑1.1
2/12 17:30	50.5	↑1.2
2/12 17:40	51.8	↑1.3
2/12 17:50	53.1	↑1.3
2/12 18:00	54.5	↑1.4
2/12 18:10	55.9	↑1.4
2/12 18:20	57.4	↑1.5
2/12 18:30	59.0	↑1.6
2/12 18:40	60.5	↑1.5
2/12 18:50	62.1	↑1.6
2/12 19:00	63.6	↑1.5
2/12 19:10	65.2	↑1.6
2/12 19:20	66.7	↑1.5
2/12 19:30	68.3	↑1.6
2/12 19:40	69.7	↑1.4
2/12 19:50	71.2	↑1.5
2/12 20:00	72.5	↑1.3
2/12 20:10	73.8	↑1.3
2/12 20:20	75.1	↑1.3
2/12 20:30	76.2	↑1.1
2/12 20:40	77.3	↑1.1
2/12 20:50	78.2	↑0.9
2/12 21:00	79.1	↑0.9
2/12 21:10	79.8	↑0.7
2/12 21:20	80.4	↑0.6
2/12 21:30	80.9	↑0.5
2/12 21:40	81.2	↑0.3
2/12 21:50	81.5	↑0.3
2/12 22:00	81.6	↑0.1	満潮
2/12 22:10	81.6	0
2/12 22:20	81.4	↓-0.2
2/12 22:30	81.2	↓-0.2
2/12 22:40	80.8	↓-0.4
2/12 22:50	80.4	↓-0.4
2/12 23:00	79.8	↓-0.6
2/12 23:10	79.2	↓-0.6
2/12 23:20	78.4	↓-0.8
2/12 23:30	77.6	↓-0.8
2/12 23:40	76.8	↓-0.8
2/12 23:50	75.9	↓-0.9