9 (木)	06:51	00:51	21:13	14:03
	109cm	64cm	86cm	19cm
中潮 出 05:58 入 17:41 出 - 入 08:58 潮干狩り ○ 12:15～15:59

那珂湊（茨城）2045年03月9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
3/9 00:00	65.9	↓-0.9
3/9 00:10	65.2	↓-0.7
3/9 00:20	64.7	↓-0.5
3/9 00:30	64.3	↓-0.4
3/9 00:40	64.0	↓-0.3
3/9 00:50	63.9	↓-0.1	干潮
3/9 01:00	64.0	↑0.1
3/9 01:10	64.3	↑0.3
3/9 01:20	64.7	↑0.4
3/9 01:30	65.3	↑0.6
3/9 01:40	66.0	↑0.7
3/9 01:50	66.9	↑0.9
3/9 02:00	67.9	↑1.0
3/9 02:10	69.0	↑1.1
3/9 02:20	70.3	↑1.3
3/9 02:30	71.7	↑1.4
3/9 02:40	73.2	↑1.5
3/9 02:50	74.8	↑1.6
3/9 03:00	76.5	↑1.7
3/9 03:10	78.2	↑1.7
3/9 03:20	80.0	↑1.8
3/9 03:30	81.9	↑1.9
3/9 03:40	83.7	↑1.8
3/9 03:50	85.6	↑1.9
3/9 04:00	87.6	↑2.0
3/9 04:10	89.5	↑1.9
3/9 04:20	91.4	↑1.9
3/9 04:30	93.2	↑1.8
3/9 04:40	95.0	↑1.8
3/9 04:50	96.8	↑1.8
3/9 05:00	98.5	↑1.7
3/9 05:10	100.1	↑1.6
3/9 05:20	101.6	↑1.5
3/9 05:30	103.0	↑1.4
3/9 05:40	104.3	↑1.3
3/9 05:50	105.5	↑1.2
3/9 06:00	106.5	↑1.0
3/9 06:10	107.3	↑0.8
3/9 06:20	108.0	↑0.7
3/9 06:30	108.5	↑0.5
3/9 06:40	108.8	↑0.3
3/9 06:50	108.9	↑0.1	満潮
3/9 07:00	108.8	↓-0.1
3/9 07:10	108.5	↓-0.3
3/9 07:20	107.9	↓-0.6
3/9 07:30	107.2	↓-0.7
3/9 07:40	106.2	↓-1.0
3/9 07:50	105.0	↓-1.2
3/9 08:00	103.6	↓-1.4
3/9 08:10	102.0	↓-1.6
3/9 08:20	100.2	↓-1.8
3/9 08:30	98.1	↓-2.1
3/9 08:40	95.9	↓-2.2
3/9 08:50	93.4	↓-2.5
3/9 09:00	90.8	↓-2.6
3/9 09:10	88.1	↓-2.7
3/9 09:20	85.2	↓-2.9
3/9 09:30	82.1	↓-3.1
3/9 09:40	79.0	↓-3.1
3/9 09:50	75.7	↓-3.3
3/9 10:00	72.4	↓-3.3
3/9 10:10	69.1	↓-3.3
3/9 10:20	65.7	↓-3.4
3/9 10:30	62.2	↓-3.5	最大潮位差
3/9 10:40	58.8	↓-3.4
3/9 10:50	55.5	↓-3.3
3/9 11:00	52.1	↓-3.4
3/9 11:10	48.9	↓-3.2
3/9 11:20	45.7	↓-3.2
3/9 11:30	42.7	↓-3.0
3/9 11:40	39.7	↓-3.0
3/9 11:50	36.9	↓-2.8
3/9 12:00	34.3	↓-2.6
3/9 12:10	31.9	↓-2.4
3/9 12:20	29.6	↓-2.3
3/9 12:30	27.5	↓-2.1
3/9 12:40	25.6	↓-1.9
3/9 12:50	23.9	↓-1.7
3/9 13:00	22.4	↓-1.5
3/9 13:10	21.2	↓-1.2
3/9 13:20	20.2	↓-1.0
3/9 13:30	19.4	↓-0.8
3/9 13:40	18.8	↓-0.6
3/9 13:50	18.4	↓-0.4
3/9 14:00	18.2	↓-0.2	干潮
3/9 14:10	18.3	↑0.1
3/9 14:20	18.6	↑0.3
3/9 14:30	19.0	↑0.4
3/9 14:40	19.7	↑0.7
3/9 14:50	20.5	↑0.8
3/9 15:00	21.5	↑1.0
3/9 15:10	22.7	↑1.2
3/9 15:20	24.1	↑1.4
3/9 15:30	25.6	↑1.5
3/9 15:40	27.3	↑1.7
3/9 15:50	29.0	↑1.7
3/9 16:00	30.9	↑1.9
3/9 16:10	32.9	↑2.0
3/9 16:20	35.1	↑2.2
3/9 16:30	37.3	↑2.2
3/9 16:40	39.5	↑2.2
3/9 16:50	41.9	↑2.4
3/9 17:00	44.3	↑2.4
3/9 17:10	46.7	↑2.4
3/9 17:20	49.1	↑2.4
3/9 17:30	51.6	↑2.5
3/9 17:40	54.1	↑2.5
3/9 17:50	56.5	↑2.4
3/9 18:00	58.9	↑2.4
3/9 18:10	61.3	↑2.4
3/9 18:20	63.6	↑2.3
3/9 18:30	65.9	↑2.3
3/9 18:40	68.1	↑2.2
3/9 18:50	70.2	↑2.1
3/9 19:00	72.2	↑2.0
3/9 19:10	74.1	↑1.9
3/9 19:20	75.8	↑1.7
3/9 19:30	77.4	↑1.6
3/9 19:40	78.9	↑1.5
3/9 19:50	80.3	↑1.4
3/9 20:00	81.5	↑1.2
3/9 20:10	82.5	↑1.0
3/9 20:20	83.4	↑0.9
3/9 20:30	84.1	↑0.7
3/9 20:40	84.7	↑0.6
3/9 20:50	85.1	↑0.4
3/9 21:00	85.3	↑0.2
3/9 21:10	85.4	↑0.1	満潮
3/9 21:20	85.4	0
3/9 21:30	85.2	↓-0.2
3/9 21:40	84.9	↓-0.3
3/9 21:50	84.5	↓-0.4
3/9 22:00	84.0	↓-0.5
3/9 22:10	83.4	↓-0.6
3/9 22:20	82.8	↓-0.6
3/9 22:30	82.0	↓-0.8
3/9 22:40	81.3	↓-0.7
3/9 22:50	80.4	↓-0.9
3/9 23:00	79.6	↓-0.8
3/9 23:10	78.8	↓-0.8
3/9 23:20	78.0	↓-0.8
3/9 23:30	77.2	↓-0.8
3/9 23:40	76.4	↓-0.8
3/9 23:50	75.7	↓-0.7