5 (日)	01:40	08:57	16:09	21:22
	126cm	24cm	131cm	89cm
大潮 出 05:13 入 18:01 出 02:49 入 17:19 潮干狩り ○ 07:46～10:06

那珂湊（茨城）2021年09月5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
9/5 00:00	117.3	↑1.4
9/5 00:10	118.7	↑1.4
9/5 00:20	119.9	↑1.2
9/5 00:30	121.1	↑1.2
9/5 00:40	122.1	↑1.0
9/5 00:50	123.0	↑0.9
9/5 01:00	123.8	↑0.8
9/5 01:10	124.4	↑0.6
9/5 01:20	124.8	↑0.4
9/5 01:30	125.1	↑0.3	満潮
9/5 01:40	125.2	↑0.1	満潮
9/5 01:50	125.1	↓-0.1
9/5 02:00	124.8	↓-0.3
9/5 02:10	124.3	↓-0.5
9/5 02:20	123.5	↓-0.8
9/5 02:30	122.6	↓-0.9
9/5 02:40	121.4	↓-1.2
9/5 02:50	120.0	↓-1.4
9/5 03:00	118.4	↓-1.6
9/5 03:10	116.6	↓-1.8
9/5 03:20	114.6	↓-2.0
9/5 03:30	112.4	↓-2.2
9/5 03:40	109.9	↓-2.5
9/5 03:50	107.3	↓-2.6
9/5 04:00	104.5	↓-2.8
9/5 04:10	101.6	↓-2.9
9/5 04:20	98.5	↓-3.1
9/5 04:30	95.2	↓-3.3
9/5 04:40	91.8	↓-3.4
9/5 04:50	88.3	↓-3.5
9/5 05:00	84.8	↓-3.5
9/5 05:10	81.1	↓-3.7
9/5 05:20	77.4	↓-3.7
9/5 05:30	73.7	↓-3.7
9/5 05:40	69.9	↓-3.8
9/5 05:50	66.2	↓-3.7
9/5 06:00	62.5	↓-3.7
9/5 06:10	58.8	↓-3.7
9/5 06:20	55.3	↓-3.5
9/5 06:30	51.8	↓-3.5
9/5 06:40	48.4	↓-3.4
9/5 06:50	45.2	↓-3.2
9/5 07:00	42.2	↓-3.0
9/5 07:10	39.3	↓-2.9
9/5 07:20	36.6	↓-2.7
9/5 07:30	34.1	↓-2.5
9/5 07:40	31.9	↓-2.2
9/5 07:50	29.9	↓-2.0
9/5 08:00	28.2	↓-1.7
9/5 08:10	26.7	↓-1.5
9/5 08:20	25.5	↓-1.2
9/5 08:30	24.6	↓-0.9
9/5 08:40	24.0	↓-0.6
9/5 08:50	23.6	↓-0.4	干潮
9/5 09:00	23.6	0
9/5 09:10	23.9	↑0.3
9/5 09:20	24.5	↑0.6
9/5 09:30	25.4	↑0.9
9/5 09:40	26.5	↑1.1
9/5 09:50	28.0	↑1.5
9/5 10:00	29.7	↑1.7
9/5 10:10	31.7	↑2.0
9/5 10:20	33.9	↑2.2
9/5 10:30	36.4	↑2.5
9/5 10:40	39.1	↑2.7
9/5 10:50	42.0	↑2.9
9/5 11:00	45.1	↑3.1
9/5 11:10	48.4	↑3.3
9/5 11:20	51.8	↑3.4
9/5 11:30	55.4	↑3.6
9/5 11:40	59.0	↑3.6
9/5 11:50	62.8	↑3.8
9/5 12:00	66.7	↑3.9	最大潮位差
9/5 12:10	70.6	↑3.9	最大潮位差
9/5 12:20	74.5	↑3.9	最大潮位差
9/5 12:30	78.4	↑3.9	最大潮位差
9/5 12:40	82.3	↑3.9	最大潮位差
9/5 12:50	86.2	↑3.9	最大潮位差
9/5 13:00	90.0	↑3.8
9/5 13:10	93.8	↑3.8
9/5 13:20	97.4	↑3.6
9/5 13:30	101.0	↑3.6
9/5 13:40	104.4	↑3.4
9/5 13:50	107.6	↑3.2
9/5 14:00	110.7	↑3.1
9/5 14:10	113.6	↑2.9
9/5 14:20	116.3	↑2.7
9/5 14:30	118.8	↑2.5
9/5 14:40	121.1	↑2.3
9/5 14:50	123.2	↑2.1
9/5 15:00	125.0	↑1.8
9/5 15:10	126.5	↑1.5
9/5 15:20	127.9	↑1.4
9/5 15:30	128.9	↑1.0
9/5 15:40	129.8	↑0.9
9/5 15:50	130.3	↑0.5
9/5 16:00	130.6	↑0.3	満潮
9/5 16:10	130.7	↑0.1
9/5 16:20	130.6	↓-0.1
9/5 16:30	130.2	↓-0.4
9/5 16:40	129.5	↓-0.7
9/5 16:50	128.7	↓-0.8
9/5 17:00	127.7	↓-1.0
9/5 17:10	126.5	↓-1.2
9/5 17:20	125.1	↓-1.4
9/5 17:30	123.6	↓-1.5
9/5 17:40	121.9	↓-1.7
9/5 17:50	120.1	↓-1.8
9/5 18:00	118.2	↓-1.9
9/5 18:10	116.2	↓-2.0
9/5 18:20	114.2	↓-2.0
9/5 18:30	112.1	↓-2.1
9/5 18:40	110.0	↓-2.1
9/5 18:50	107.9	↓-2.1
9/5 19:00	105.8	↓-2.1
9/5 19:10	103.8	↓-2.0
9/5 19:20	101.8	↓-2.0
9/5 19:30	100.0	↓-1.8
9/5 19:40	98.2	↓-1.8
9/5 19:50	96.5	↓-1.7
9/5 20:00	94.9	↓-1.6
9/5 20:10	93.5	↓-1.4
9/5 20:20	92.3	↓-1.2
9/5 20:30	91.2	↓-1.1
9/5 20:40	90.3	↓-0.9
9/5 20:50	89.6	↓-0.7
9/5 21:00	89.1	↓-0.5
9/5 21:10	88.8	↓-0.3
9/5 21:20	88.7	↓-0.1	干潮
9/5 21:30	88.7	0
9/5 21:40	89.0	↑0.3
9/5 21:50	89.5	↑0.5
9/5 22:00	90.1	↑0.6
9/5 22:10	91.0	↑0.9
9/5 22:20	92.0	↑1.0
9/5 22:30	93.2	↑1.2
9/5 22:40	94.5	↑1.3
9/5 22:50	96.0	↑1.5
9/5 23:00	97.6	↑1.6
9/5 23:10	99.3	↑1.7
9/5 23:20	101.1	↑1.8
9/5 23:30	103.0	↑1.9
9/5 23:40	105.0	↑2.0
9/5 23:50	107.0	↑2.0