20 (土)	07:50	02:43	21:55	14:55
	115cm	85cm	123cm	40cm
小潮 出 04:21 入 19:00 出 11:05 入 -

日立（茨城）2037年06月20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
6/20 00:00	101.9	↓-1.8
6/20 00:10	100.1	↓-1.8
6/20 00:20	98.4	↓-1.7
6/20 00:30	96.7	↓-1.7
6/20 00:40	95.1	↓-1.6
6/20 00:50	93.6	↓-1.5
6/20 01:00	92.1	↓-1.5
6/20 01:10	90.8	↓-1.3
6/20 01:20	89.6	↓-1.2
6/20 01:30	88.4	↓-1.2
6/20 01:40	87.4	↓-1.0
6/20 01:50	86.5	↓-0.9
6/20 02:00	85.8	↓-0.7
6/20 02:10	85.2	↓-0.6
6/20 02:20	84.8	↓-0.4
6/20 02:30	84.5	↓-0.3
6/20 02:40	84.4	↓-0.1	干潮
6/20 02:50	84.4	0
6/20 03:00	84.6	↑0.2
6/20 03:10	85.0	↑0.4
6/20 03:20	85.5	↑0.5
6/20 03:30	86.2	↑0.7
6/20 03:40	87.0	↑0.8
6/20 03:50	87.9	↑0.9
6/20 04:00	89.0	↑1.1
6/20 04:10	90.1	↑1.1
6/20 04:20	91.4	↑1.3
6/20 04:30	92.7	↑1.3
6/20 04:40	94.1	↑1.4
6/20 04:50	95.6	↑1.5
6/20 05:00	97.1	↑1.5
6/20 05:10	98.6	↑1.5
6/20 05:20	100.1	↑1.5
6/20 05:30	101.6	↑1.5
6/20 05:40	103.1	↑1.5
6/20 05:50	104.5	↑1.4
6/20 06:00	105.9	↑1.4
6/20 06:10	107.2	↑1.3
6/20 06:20	108.4	↑1.2
6/20 06:30	109.6	↑1.2
6/20 06:40	110.6	↑1.0
6/20 06:50	111.5	↑0.9
6/20 07:00	112.3	↑0.8
6/20 07:10	113.0	↑0.7
6/20 07:20	113.5	↑0.5
6/20 07:30	113.9	↑0.4
6/20 07:40	114.1	↑0.2	満潮
6/20 07:50	114.2	↑0.1	満潮
6/20 08:00	114.1	↓-0.1
6/20 08:10	113.9	↓-0.2
6/20 08:20	113.4	↓-0.5
6/20 08:30	112.8	↓-0.6
6/20 08:40	112.0	↓-0.8
6/20 08:50	111.0	↓-1.0
6/20 09:00	109.9	↓-1.1
6/20 09:10	108.6	↓-1.3
6/20 09:20	107.1	↓-1.5
6/20 09:30	105.4	↓-1.7
6/20 09:40	103.6	↓-1.8
6/20 09:50	101.7	↓-1.9
6/20 10:00	99.6	↓-2.1
6/20 10:10	97.3	↓-2.3
6/20 10:20	95.0	↓-2.3
6/20 10:30	92.5	↓-2.5
6/20 10:40	90.0	↓-2.5
6/20 10:50	87.4	↓-2.6
6/20 11:00	84.7	↓-2.7
6/20 11:10	82.0	↓-2.7
6/20 11:20	79.2	↓-2.8
6/20 11:30	76.5	↓-2.7
6/20 11:40	73.7	↓-2.8
6/20 11:50	70.9	↓-2.8
6/20 12:00	68.2	↓-2.7
6/20 12:10	65.5	↓-2.7
6/20 12:20	62.9	↓-2.6
6/20 12:30	60.4	↓-2.5
6/20 12:40	57.9	↓-2.5
6/20 12:50	55.6	↓-2.3
6/20 13:00	53.3	↓-2.3
6/20 13:10	51.2	↓-2.1
6/20 13:20	49.3	↓-1.9
6/20 13:30	47.4	↓-1.9
6/20 13:40	45.8	↓-1.6
6/20 13:50	44.3	↓-1.5
6/20 14:00	43.0	↓-1.3
6/20 14:10	41.9	↓-1.1
6/20 14:20	41.1	↓-0.8
6/20 14:30	40.4	↓-0.7
6/20 14:40	40.0	↓-0.4
6/20 14:50	39.8	↓-0.2	干潮
6/20 15:00	39.8	0
6/20 15:10	40.1	↑0.3
6/20 15:20	40.6	↑0.5
6/20 15:30	41.3	↑0.7
6/20 15:40	42.3	↑1.0
6/20 15:50	43.6	↑1.3
6/20 16:00	45.0	↑1.4
6/20 16:10	46.7	↑1.7
6/20 16:20	48.6	↑1.9
6/20 16:30	50.7	↑2.1
6/20 16:40	52.9	↑2.2
6/20 16:50	55.3	↑2.4
6/20 17:00	57.9	↑2.6
6/20 17:10	60.6	↑2.7
6/20 17:20	63.4	↑2.8
6/20 17:30	66.4	↑3.0
6/20 17:40	69.3	↑2.9
6/20 17:50	72.4	↑3.1
6/20 18:00	75.5	↑3.1
6/20 18:10	78.6	↑3.1
6/20 18:20	81.8	↑3.2	最大潮位差
6/20 18:30	84.9	↑3.1
6/20 18:40	88.0	↑3.1
6/20 18:50	91.0	↑3.0
6/20 19:00	94.0	↑3.0
6/20 19:10	96.9	↑2.9
6/20 19:20	99.7	↑2.8
6/20 19:30	102.4	↑2.7
6/20 19:40	105.0	↑2.6
6/20 19:50	107.5	↑2.5
6/20 20:00	109.8	↑2.3
6/20 20:10	111.9	↑2.1
6/20 20:20	113.9	↑2.0
6/20 20:30	115.7	↑1.8
6/20 20:40	117.3	↑1.6
6/20 20:50	118.8	↑1.5
6/20 21:00	120.0	↑1.2
6/20 21:10	121.0	↑1.0
6/20 21:20	121.8	↑0.8
6/20 21:30	122.4	↑0.6
6/20 21:40	122.7	↑0.3
6/20 21:50	122.9	↑0.2	満潮
6/20 22:00	122.9	0
6/20 22:10	122.7	↓-0.2
6/20 22:20	122.2	↓-0.5
6/20 22:30	121.6	↓-0.6
6/20 22:40	120.9	↓-0.7
6/20 22:50	119.9	↓-1.0
6/20 23:00	118.9	↓-1.0
6/20 23:10	117.6	↓-1.3
6/20 23:20	116.3	↓-1.3
6/20 23:30	114.8	↓-1.5
6/20 23:40	113.3	↓-1.5
6/20 23:50	111.6	↓-1.7