13 (木)	13:51	06:10	-	19:34
	121cm	42cm	-	91cm
若潮 出 05:43 入 17:07 出 00:25 入 14:52

那珂湊（茨城）2039年10月13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
10/13 00:00	100.1	↓-1.2
10/13 00:10	98.9	↓-1.2
10/13 00:20	97.5	↓-1.4
10/13 00:30	96.1	↓-1.4
10/13 00:40	94.5	↓-1.6
10/13 00:50	92.8	↓-1.7
10/13 01:00	91.1	↓-1.7
10/13 01:10	89.2	↓-1.9
10/13 01:20	87.3	↓-1.9
10/13 01:30	85.3	↓-2.0
10/13 01:40	83.3	↓-2.0
10/13 01:50	81.2	↓-2.1
10/13 02:00	79.1	↓-2.1
10/13 02:10	76.9	↓-2.2
10/13 02:20	74.8	↓-2.1
10/13 02:30	72.6	↓-2.2
10/13 02:40	70.4	↓-2.2
10/13 02:50	68.2	↓-2.2
10/13 03:00	66.1	↓-2.1
10/13 03:10	63.9	↓-2.2
10/13 03:20	61.9	↓-2.0
10/13 03:30	59.8	↓-2.1
10/13 03:40	57.9	↓-1.9
10/13 03:50	56.0	↓-1.9
10/13 04:00	54.1	↓-1.9
10/13 04:10	52.4	↓-1.7
10/13 04:20	50.8	↓-1.6
10/13 04:30	49.3	↓-1.5
10/13 04:40	47.8	↓-1.5
10/13 04:50	46.6	↓-1.2
10/13 05:00	45.4	↓-1.2
10/13 05:10	44.4	↓-1.0
10/13 05:20	43.5	↓-0.9
10/13 05:30	42.8	↓-0.7
10/13 05:40	42.2	↓-0.6
10/13 05:50	41.8	↓-0.4
10/13 06:00	41.6	↓-0.2	干潮
10/13 06:10	41.5	↓-0.1	干潮
10/13 06:20	41.6	↑0.1
10/13 06:30	41.9	↑0.3
10/13 06:40	42.4	↑0.5
10/13 06:50	43.0	↑0.6
10/13 07:00	43.8	↑0.8
10/13 07:10	44.8	↑1.0
10/13 07:20	46.0	↑1.2
10/13 07:30	47.3	↑1.3
10/13 07:40	48.8	↑1.5
10/13 07:50	50.5	↑1.7
10/13 08:00	52.3	↑1.8
10/13 08:10	54.3	↑2.0
10/13 08:20	56.4	↑2.1
10/13 08:30	58.6	↑2.2
10/13 08:40	60.9	↑2.3
10/13 08:50	63.4	↑2.5
10/13 09:00	65.9	↑2.5
10/13 09:10	68.5	↑2.6
10/13 09:20	71.2	↑2.7
10/13 09:30	73.9	↑2.7
10/13 09:40	76.6	↑2.7
10/13 09:50	79.4	↑2.8	最大潮位差
10/13 10:00	82.2	↑2.8	最大潮位差
10/13 10:10	84.9	↑2.7
10/13 10:20	87.7	↑2.8	最大潮位差
10/13 10:30	90.4	↑2.7
10/13 10:40	93.0	↑2.6
10/13 10:50	95.6	↑2.6
10/13 11:00	98.1	↑2.5
10/13 11:10	100.5	↑2.4
10/13 11:20	102.8	↑2.3
10/13 11:30	105.0	↑2.2
10/13 11:40	107.0	↑2.0
10/13 11:50	108.9	↑1.9
10/13 12:00	110.7	↑1.8
10/13 12:10	112.4	↑1.7
10/13 12:20	113.9	↑1.5
10/13 12:30	115.2	↑1.3
10/13 12:40	116.4	↑1.2
10/13 12:50	117.4	↑1.0
10/13 13:00	118.2	↑0.8
10/13 13:10	118.9	↑0.7
10/13 13:20	119.4	↑0.5
10/13 13:30	119.8	↑0.4
10/13 13:40	120.0	↑0.2
10/13 13:50	120.1	↑0.1	満潮
10/13 14:00	120.0	↓-0.1
10/13 14:10	119.8	↓-0.2
10/13 14:20	119.4	↓-0.4
10/13 14:30	119.0	↓-0.4
10/13 14:40	118.4	↓-0.6
10/13 14:50	117.7	↓-0.7
10/13 15:00	116.8	↓-0.9
10/13 15:10	115.9	↓-0.9
10/13 15:20	114.9	↓-1.0
10/13 15:30	113.9	↓-1.0
10/13 15:40	112.7	↓-1.2
10/13 15:50	111.5	↓-1.2
10/13 16:00	110.3	↓-1.2
10/13 16:10	109.0	↓-1.3
10/13 16:20	107.7	↓-1.3
10/13 16:30	106.4	↓-1.3
10/13 16:40	105.0	↓-1.4
10/13 16:50	103.7	↓-1.3
10/13 17:00	102.4	↓-1.3
10/13 17:10	101.1	↓-1.3
10/13 17:20	99.9	↓-1.2
10/13 17:30	98.7	↓-1.2
10/13 17:40	97.6	↓-1.1
10/13 17:50	96.5	↓-1.1
10/13 18:00	95.5	↓-1.0
10/13 18:10	94.6	↓-0.9
10/13 18:20	93.7	↓-0.9
10/13 18:30	93.0	↓-0.7
10/13 18:40	92.3	↓-0.7
10/13 18:50	91.8	↓-0.5
10/13 19:00	91.4	↓-0.4
10/13 19:10	91.0	↓-0.4
10/13 19:20	90.8	↓-0.2
10/13 19:30	90.8	0	干潮
10/13 19:40	90.8	0
10/13 19:50	90.9	↑0.1
10/13 20:00	91.2	↑0.3
10/13 20:10	91.5	↑0.3
10/13 20:20	92.0	↑0.5
10/13 20:30	92.5	↑0.5
10/13 20:40	93.2	↑0.7
10/13 20:50	93.9	↑0.7
10/13 21:00	94.7	↑0.8
10/13 21:10	95.6	↑0.9
10/13 21:20	96.5	↑0.9
10/13 21:30	97.4	↑0.9
10/13 21:40	98.4	↑1.0
10/13 21:50	99.4	↑1.0
10/13 22:00	100.4	↑1.0
10/13 22:10	101.4	↑1.0
10/13 22:20	102.4	↑1.0
10/13 22:30	103.3	↑0.9
10/13 22:40	104.2	↑0.9
10/13 22:50	105.0	↑0.8
10/13 23:00	105.8	↑0.8
10/13 23:10	106.4	↑0.6
10/13 23:20	107.0	↑0.6
10/13 23:30	107.5	↑0.5
10/13 23:40	107.8	↑0.3
10/13 23:50	108.0	↑0.2