9 (木)	14:09	06:25	-	19:42
	120cm	40cm	-	93cm
若潮 出 05:40 入 17:12 出 00:45 入 15:08

那珂湊（茨城）2042年10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
10/9 00:00	103.0	↓-1.2
10/9 00:10	101.8	↓-1.2
10/9 00:20	100.4	↓-1.4
10/9 00:30	98.9	↓-1.5
10/9 00:40	97.3	↓-1.6
10/9 00:50	95.6	↓-1.7
10/9 01:00	93.9	↓-1.7
10/9 01:10	92.0	↓-1.9
10/9 01:20	90.1	↓-1.9
10/9 01:30	88.1	↓-2.0
10/9 01:40	86.0	↓-2.1
10/9 01:50	83.9	↓-2.1
10/9 02:00	81.7	↓-2.2
10/9 02:10	79.5	↓-2.2
10/9 02:20	77.3	↓-2.2
10/9 02:30	75.0	↓-2.3
10/9 02:40	72.7	↓-2.3
10/9 02:50	70.5	↓-2.2
10/9 03:00	68.2	↓-2.3
10/9 03:10	66.0	↓-2.2
10/9 03:20	63.7	↓-2.3
10/9 03:30	61.6	↓-2.1
10/9 03:40	59.4	↓-2.2
10/9 03:50	57.3	↓-2.1
10/9 04:00	55.3	↓-2.0
10/9 04:10	53.4	↓-1.9
10/9 04:20	51.5	↓-1.9
10/9 04:30	49.8	↓-1.7
10/9 04:40	48.1	↓-1.7
10/9 04:50	46.6	↓-1.5
10/9 05:00	45.2	↓-1.4
10/9 05:10	43.9	↓-1.3
10/9 05:20	42.7	↓-1.2
10/9 05:30	41.7	↓-1.0
10/9 05:40	40.9	↓-0.8
10/9 05:50	40.2	↓-0.7
10/9 06:00	39.7	↓-0.5
10/9 06:10	39.4	↓-0.3
10/9 06:20	39.2	↓-0.2	干潮
10/9 06:30	39.2	0
10/9 06:40	39.5	↑0.3
10/9 06:50	39.9	↑0.4
10/9 07:00	40.4	↑0.5
10/9 07:10	41.2	↑0.8
10/9 07:20	42.2	↑1.0
10/9 07:30	43.4	↑1.2
10/9 07:40	44.7	↑1.3
10/9 07:50	46.2	↑1.5
10/9 08:00	47.9	↑1.7
10/9 08:10	49.7	↑1.8
10/9 08:20	51.7	↑2.0
10/9 08:30	53.8	↑2.1
10/9 08:40	56.1	↑2.3
10/9 08:50	58.5	↑2.4
10/9 09:00	61.0	↑2.5
10/9 09:10	63.6	↑2.6
10/9 09:20	66.2	↑2.6
10/9 09:30	68.9	↑2.7
10/9 09:40	71.7	↑2.8
10/9 09:50	74.5	↑2.8
10/9 10:00	77.3	↑2.8
10/9 10:10	80.2	↑2.9	最大潮位差
10/9 10:20	83.0	↑2.8
10/9 10:30	85.8	↑2.8
10/9 10:40	88.5	↑2.7
10/9 10:50	91.2	↑2.7
10/9 11:00	93.8	↑2.6
10/9 11:10	96.4	↑2.6
10/9 11:20	98.8	↑2.4
10/9 11:30	101.2	↑2.4
10/9 11:40	103.4	↑2.2
10/9 11:50	105.5	↑2.1
10/9 12:00	107.5	↑2.0
10/9 12:10	109.3	↑1.8
10/9 12:20	111.0	↑1.7
10/9 12:30	112.6	↑1.6
10/9 12:40	114.0	↑1.4
10/9 12:50	115.3	↑1.3
10/9 13:00	116.4	↑1.1
10/9 13:10	117.3	↑0.9
10/9 13:20	118.1	↑0.8
10/9 13:30	118.7	↑0.6
10/9 13:40	119.2	↑0.5
10/9 13:50	119.6	↑0.4
10/9 14:00	119.7	↑0.1	満潮
10/9 14:10	119.8	↑0.1
10/9 14:20	119.7	↓-0.1
10/9 14:30	119.5	↓-0.2
10/9 14:40	119.1	↓-0.4
10/9 14:50	118.6	↓-0.5
10/9 15:00	118.0	↓-0.6
10/9 15:10	117.3	↓-0.7
10/9 15:20	116.5	↓-0.8
10/9 15:30	115.6	↓-0.9
10/9 15:40	114.7	↓-0.9
10/9 15:50	113.6	↓-1.1
10/9 16:00	112.5	↓-1.1
10/9 16:10	111.3	↓-1.2
10/9 16:20	110.1	↓-1.2
10/9 16:30	108.9	↓-1.2
10/9 16:40	107.6	↓-1.3
10/9 16:50	106.3	↓-1.3
10/9 17:00	105.1	↓-1.2
10/9 17:10	103.8	↓-1.3
10/9 17:20	102.5	↓-1.3
10/9 17:30	101.3	↓-1.2
10/9 17:40	100.1	↓-1.2
10/9 17:50	99.0	↓-1.1
10/9 18:00	97.9	↓-1.1
10/9 18:10	97.0	↓-0.9
10/9 18:20	96.0	↓-1.0
10/9 18:30	95.2	↓-0.8
10/9 18:40	94.5	↓-0.7
10/9 18:50	93.9	↓-0.6
10/9 19:00	93.3	↓-0.6
10/9 19:10	92.9	↓-0.4
10/9 19:20	92.6	↓-0.3
10/9 19:30	92.4	↓-0.2
10/9 19:40	92.4	0	干潮
10/9 19:50	92.4	0
10/9 20:00	92.6	↑0.2
10/9 20:10	92.9	↑0.3
10/9 20:20	93.3	↑0.4
10/9 20:30	93.7	↑0.4
10/9 20:40	94.3	↑0.6
10/9 20:50	95.0	↑0.7
10/9 21:00	95.7	↑0.7
10/9 21:10	96.6	↑0.9
10/9 21:20	97.4	↑0.8
10/9 21:30	98.4	↑1.0
10/9 21:40	99.3	↑0.9
10/9 21:50	100.3	↑1.0
10/9 22:00	101.3	↑1.0
10/9 22:10	102.3	↑1.0
10/9 22:20	103.3	↑1.0
10/9 22:30	104.2	↑0.9
10/9 22:40	105.1	↑0.9
10/9 22:50	106.0	↑0.9
10/9 23:00	106.8	↑0.8
10/9 23:10	107.5	↑0.7
10/9 23:20	108.1	↑0.6
10/9 23:30	108.6	↑0.5
10/9 23:40	109.0	↑0.4
10/9 23:50	109.3	↑0.3