12 (金)	07:05	00:53	20:31	13:46
	104cm	52cm	88cm	30cm
小潮 出 05:54 入 17:43 出 09:18 入 23:23 潮干狩り ○ 13:08～14:24

那珂湊（茨城）2038年03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
3/12 00:00	54.5	↓-1.0
3/12 00:10	53.6	↓-0.9
3/12 00:20	52.9	↓-0.7
3/12 00:30	52.4	↓-0.5
3/12 00:40	52.1	↓-0.3
3/12 00:50	51.9	↓-0.2	干潮
3/12 01:00	52.0	↑0.1
3/12 01:10	52.2	↑0.2
3/12 01:20	52.7	↑0.5
3/12 01:30	53.3	↑0.6
3/12 01:40	54.1	↑0.8
3/12 01:50	55.0	↑0.9
3/12 02:00	56.2	↑1.2
3/12 02:10	57.4	↑1.2
3/12 02:20	58.8	↑1.4
3/12 02:30	60.4	↑1.6
3/12 02:40	62.0	↑1.6
3/12 02:50	63.8	↑1.8
3/12 03:00	65.6	↑1.8
3/12 03:10	67.6	↑2.0
3/12 03:20	69.5	↑1.9
3/12 03:30	71.6	↑2.1
3/12 03:40	73.7	↑2.1
3/12 03:50	75.8	↑2.1
3/12 04:00	77.9	↑2.1
3/12 04:10	80.0	↑2.1
3/12 04:20	82.1	↑2.1
3/12 04:30	84.1	↑2.0
3/12 04:40	86.2	↑2.1
3/12 04:50	88.1	↑1.9
3/12 05:00	90.0	↑1.9
3/12 05:10	91.8	↑1.8
3/12 05:20	93.5	↑1.7
3/12 05:30	95.1	↑1.6
3/12 05:40	96.6	↑1.5
3/12 05:50	98.0	↑1.4
3/12 06:00	99.2	↑1.2
3/12 06:10	100.3	↑1.1
3/12 06:20	101.2	↑0.9
3/12 06:30	101.9	↑0.7
3/12 06:40	102.5	↑0.6
3/12 06:50	102.9	↑0.4
3/12 07:00	103.0	↑0.1	満潮
3/12 07:10	103.0	0
3/12 07:20	102.8	↓-0.2
3/12 07:30	102.4	↓-0.4
3/12 07:40	101.8	↓-0.6
3/12 07:50	100.9	↓-0.9
3/12 08:00	99.9	↓-1.0
3/12 08:10	98.6	↓-1.3
3/12 08:20	97.2	↓-1.4
3/12 08:30	95.5	↓-1.7
3/12 08:40	93.7	↓-1.8
3/12 08:50	91.7	↓-2.0
3/12 09:00	89.5	↓-2.2
3/12 09:10	87.1	↓-2.4
3/12 09:20	84.7	↓-2.4
3/12 09:30	82.0	↓-2.7
3/12 09:40	79.3	↓-2.7
3/12 09:50	76.5	↓-2.8
3/12 10:00	73.6	↓-2.9
3/12 10:10	70.7	↓-2.9
3/12 10:20	67.8	↓-2.9
3/12 10:30	64.8	↓-3.0	最大潮位差
3/12 10:40	61.8	↓-3.0	最大潮位差
3/12 10:50	58.9	↓-2.9
3/12 11:00	56.0	↓-2.9
3/12 11:10	53.2	↓-2.8
3/12 11:20	50.4	↓-2.8
3/12 11:30	47.8	↓-2.6
3/12 11:40	45.3	↓-2.5
3/12 11:50	42.9	↓-2.4
3/12 12:00	40.7	↓-2.2
3/12 12:10	38.7	↓-2.0
3/12 12:20	36.8	↓-1.9
3/12 12:30	35.1	↓-1.7
3/12 12:40	33.7	↓-1.4
3/12 12:50	32.4	↓-1.3
3/12 13:00	31.3	↓-1.1
3/12 13:10	30.5	↓-0.8
3/12 13:20	29.9	↓-0.6
3/12 13:30	29.4	↓-0.5
3/12 13:40	29.2	↓-0.2	干潮
3/12 13:50	29.2	0
3/12 14:00	29.4	↑0.2
3/12 14:10	29.8	↑0.4
3/12 14:20	30.4	↑0.6
3/12 14:30	31.2	↑0.8
3/12 14:40	32.1	↑0.9
3/12 14:50	33.3	↑1.2
3/12 15:00	34.5	↑1.2
3/12 15:10	35.9	↑1.4
3/12 15:20	37.5	↑1.6
3/12 15:30	39.1	↑1.6
3/12 15:40	40.9	↑1.8
3/12 15:50	42.8	↑1.9
3/12 16:00	44.8	↑2.0
3/12 16:10	46.8	↑2.0
3/12 16:20	48.9	↑2.1
3/12 16:30	51.0	↑2.1
3/12 16:40	53.2	↑2.2
3/12 16:50	55.4	↑2.2
3/12 17:00	57.6	↑2.2
3/12 17:10	59.8	↑2.2
3/12 17:20	62.0	↑2.2
3/12 17:30	64.2	↑2.2
3/12 17:40	66.4	↑2.2
3/12 17:50	68.5	↑2.1
3/12 18:00	70.5	↑2.0
3/12 18:10	72.5	↑2.0
3/12 18:20	74.4	↑1.9
3/12 18:30	76.2	↑1.8
3/12 18:40	77.9	↑1.7
3/12 18:50	79.4	↑1.5
3/12 19:00	80.9	↑1.5
3/12 19:10	82.2	↑1.3
3/12 19:20	83.4	↑1.2
3/12 19:30	84.4	↑1.0
3/12 19:40	85.3	↑0.9
3/12 19:50	86.1	↑0.8
3/12 20:00	86.6	↑0.5
3/12 20:10	87.0	↑0.4
3/12 20:20	87.3	↑0.3
3/12 20:30	87.4	↑0.1	満潮
3/12 20:40	87.3	↓-0.1
3/12 20:50	87.0	↓-0.3
3/12 21:00	86.6	↓-0.4
3/12 21:10	86.1	↓-0.5
3/12 21:20	85.4	↓-0.7
3/12 21:30	84.6	↓-0.8
3/12 21:40	83.6	↓-1.0
3/12 21:50	82.6	↓-1.0
3/12 22:00	81.4	↓-1.2
3/12 22:10	80.2	↓-1.2
3/12 22:20	78.9	↓-1.3
3/12 22:30	77.5	↓-1.4
3/12 22:40	76.1	↓-1.4
3/12 22:50	74.7	↓-1.4
3/12 23:00	73.3	↓-1.4
3/12 23:10	71.9	↓-1.4
3/12 23:20	70.5	↓-1.4
3/12 23:30	69.2	↓-1.3
3/12 23:40	67.9	↓-1.3
3/12 23:50	66.7	↓-1.2