20 (金)	04:01	11:36	19:14	23:41
	130cm	-5cm	122cm	97cm
中潮 出 04:21 入 18:59 出 06:14 入 21:25 潮干狩り ◎ 09:05～14:13

那珂湊（茨城）2042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	99.8	↑0.9
6/20 00:10	100.8	↑1.0
6/20 00:20	102.0	↑1.2
6/20 00:30	103.2	↑1.2
6/20 00:40	104.6	↑1.4
6/20 00:50	106.0	↑1.4
6/20 01:00	107.5	↑1.5
6/20 01:10	109.1	↑1.6
6/20 01:20	110.7	↑1.6
6/20 01:30	112.4	↑1.7
6/20 01:40	114.0	↑1.6
6/20 01:50	115.7	↑1.7
6/20 02:00	117.3	↑1.6
6/20 02:10	118.9	↑1.6
6/20 02:20	120.5	↑1.6
6/20 02:30	121.9	↑1.4
6/20 02:40	123.3	↑1.4
6/20 02:50	124.6	↑1.3
6/20 03:00	125.8	↑1.2
6/20 03:10	126.8	↑1.0
6/20 03:20	127.7	↑0.9
6/20 03:30	128.4	↑0.7
6/20 03:40	128.9	↑0.5
6/20 03:50	129.2	↑0.3
6/20 04:00	129.3	↑0.1	満潮
6/20 04:10	129.2	↓-0.1
6/20 04:20	128.8	↓-0.4
6/20 04:30	128.2	↓-0.6
6/20 04:40	127.4	↓-0.8
6/20 04:50	126.3	↓-1.1
6/20 05:00	124.9	↓-1.4
6/20 05:10	123.3	↓-1.6
6/20 05:20	121.4	↓-1.9
6/20 05:30	119.2	↓-2.2
6/20 05:40	116.8	↓-2.4
6/20 05:50	114.1	↓-2.7
6/20 06:00	111.1	↓-3.0
6/20 06:10	107.9	↓-3.2
6/20 06:20	104.5	↓-3.4
6/20 06:30	100.8	↓-3.7
6/20 06:40	97.0	↓-3.8
6/20 06:50	92.9	↓-4.1
6/20 07:00	88.7	↓-4.2
6/20 07:10	84.3	↓-4.4
6/20 07:20	79.7	↓-4.6
6/20 07:30	75.1	↓-4.6
6/20 07:40	70.4	↓-4.7
6/20 07:50	65.6	↓-4.8
6/20 08:00	60.7	↓-4.9	最大潮位差
6/20 08:10	55.9	↓-4.8
6/20 08:20	51.1	↓-4.8
6/20 08:30	46.3	↓-4.8
6/20 08:40	41.6	↓-4.7
6/20 08:50	37.0	↓-4.6
6/20 09:00	32.6	↓-4.4
6/20 09:10	28.2	↓-4.4
6/20 09:20	24.1	↓-4.1
6/20 09:30	20.2	↓-3.9
6/20 09:40	16.4	↓-3.8
6/20 09:50	13.0	↓-3.4
6/20 10:00	9.7	↓-3.3
6/20 10:10	6.8	↓-2.9
6/20 10:20	4.1	↓-2.7
6/20 10:30	1.8	↓-2.3
6/20 10:40	-0.2	↓-2.0
6/20 10:50	-1.9	↓-1.7
6/20 11:00	-3.3	↓-1.4
6/20 11:10	-4.3	↓-1.0
6/20 11:20	-5.0	↓-0.7
6/20 11:30	-5.4	↓-0.4	干潮
6/20 11:40	-5.4	0
6/20 11:50	-5.1	↑0.3
6/20 12:00	-4.4	↑0.7
6/20 12:10	-3.4	↑1.0
6/20 12:20	-2.1	↑1.3
6/20 12:30	-0.5	↑1.6
6/20 12:40	1.4	↑1.9
6/20 12:50	3.6	↑2.2
6/20 13:00	6.1	↑2.5
6/20 13:10	8.8	↑2.7
6/20 13:20	11.8	↑3.0
6/20 13:30	15.0	↑3.2
6/20 13:40	18.4	↑3.4
6/20 13:50	22.0	↑3.6
6/20 14:00	25.8	↑3.8
6/20 14:10	29.7	↑3.9
6/20 14:20	33.8	↑4.1
6/20 14:30	38.0	↑4.2
6/20 14:40	42.2	↑4.2
6/20 14:50	46.6	↑4.4
6/20 15:00	50.9	↑4.3
6/20 15:10	55.4	↑4.5
6/20 15:20	59.8	↑4.4
6/20 15:30	64.2	↑4.4
6/20 15:40	68.5	↑4.3
6/20 15:50	72.8	↑4.3
6/20 16:00	77.1	↑4.3
6/20 16:10	81.2	↑4.1
6/20 16:20	85.2	↑4.0
6/20 16:30	89.1	↑3.9
6/20 16:40	92.8	↑3.7
6/20 16:50	96.3	↑3.5
6/20 17:00	99.6	↑3.3
6/20 17:10	102.8	↑3.2
6/20 17:20	105.7	↑2.9
6/20 17:30	108.4	↑2.7
6/20 17:40	110.8	↑2.4
6/20 17:50	113.0	↑2.2
6/20 18:00	115.0	↑2.0
6/20 18:10	116.7	↑1.7
6/20 18:20	118.1	↑1.4
6/20 18:30	119.3	↑1.2
6/20 18:40	120.2	↑0.9
6/20 18:50	120.9	↑0.7
6/20 19:00	121.3	↑0.4
6/20 19:10	121.5	↑0.2	満潮
6/20 19:20	121.5	0
6/20 19:30	121.2	↓-0.3
6/20 19:40	120.8	↓-0.4
6/20 19:50	120.1	↓-0.7
6/20 20:00	119.3	↓-0.8
6/20 20:10	118.4	↓-0.9
6/20 20:20	117.3	↓-1.1
6/20 20:30	116.1	↓-1.2
6/20 20:40	114.8	↓-1.3
6/20 20:50	113.4	↓-1.4
6/20 21:00	112.0	↓-1.4
6/20 21:10	110.6	↓-1.4
6/20 21:20	109.1	↓-1.5
6/20 21:30	107.7	↓-1.4
6/20 21:40	106.3	↓-1.4
6/20 21:50	104.9	↓-1.4
6/20 22:00	103.6	↓-1.3
6/20 22:10	102.4	↓-1.2
6/20 22:20	101.2	↓-1.2
6/20 22:30	100.2	↓-1.0
6/20 22:40	99.3	↓-0.9
6/20 22:50	98.5	↓-0.8
6/20 23:00	97.8	↓-0.7
6/20 23:10	97.3	↓-0.5
6/20 23:20	97.0	↓-0.3
6/20 23:30	96.7	↓-0.3
6/20 23:40	96.7	0	干潮
6/20 23:50	96.7	0