02 (月)	06:44	00:10	18:20	12:19
	128cm	44cm	130cm	69cm
中潮 出 05:10 入 18:06 出 09:35 入 20:18

那珂湊（茨城）2030年09月02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
9/2 00:00	43.5	↓-0.4	干潮
9/2 00:10	43.3	↓-0.2	干潮
9/2 00:20	43.5	↑0.2
9/2 00:30	43.9	↑0.4
9/2 00:40	44.7	↑0.8
9/2 00:50	45.7	↑1.0
9/2 01:00	46.9	↑1.2
9/2 01:10	48.5	↑1.6
9/2 01:20	50.2	↑1.7
9/2 01:30	52.2	↑2.0
9/2 01:40	54.4	↑2.2
9/2 01:50	56.8	↑2.4
9/2 02:00	59.4	↑2.6
9/2 02:10	62.1	↑2.7
9/2 02:20	65.0	↑2.9
9/2 02:30	68.0	↑3.0
9/2 02:40	71.1	↑3.1
9/2 02:50	74.3	↑3.2
9/2 03:00	77.6	↑3.3
9/2 03:10	80.9	↑3.3
9/2 03:20	84.2	↑3.3
9/2 03:30	87.5	↑3.3
9/2 03:40	90.8	↑3.3
9/2 03:50	94.1	↑3.3
9/2 04:00	97.3	↑3.2
9/2 04:10	100.5	↑3.2
9/2 04:20	103.5	↑3.0
9/2 04:30	106.5	↑3.0
9/2 04:40	109.3	↑2.8
9/2 04:50	111.9	↑2.6
9/2 05:00	114.4	↑2.5
9/2 05:10	116.7	↑2.3
9/2 05:20	118.9	↑2.2
9/2 05:30	120.8	↑1.9
9/2 05:40	122.5	↑1.7
9/2 05:50	124.0	↑1.5
9/2 06:00	125.2	↑1.2
9/2 06:10	126.2	↑1.0
9/2 06:20	126.9	↑0.7
9/2 06:30	127.3	↑0.4
9/2 06:40	127.5	↑0.2	満潮
9/2 06:50	127.5	0
9/2 07:00	127.1	↓-0.4
9/2 07:10	126.6	↓-0.5
9/2 07:20	125.7	↓-0.9
9/2 07:30	124.6	↓-1.1
9/2 07:40	123.3	↓-1.3
9/2 07:50	121.7	↓-1.6
9/2 08:00	120.0	↓-1.7
9/2 08:10	118.0	↓-2.0
9/2 08:20	115.9	↓-2.1
9/2 08:30	113.6	↓-2.3
9/2 08:40	111.1	↓-2.5
9/2 08:50	108.6	↓-2.5
9/2 09:00	105.9	↓-2.7
9/2 09:10	103.2	↓-2.7
9/2 09:20	100.5	↓-2.7
9/2 09:30	97.7	↓-2.8
9/2 09:40	94.9	↓-2.8
9/2 09:50	92.1	↓-2.8
9/2 10:00	89.4	↓-2.7
9/2 10:10	86.8	↓-2.6
9/2 10:20	84.3	↓-2.5
9/2 10:30	81.9	↓-2.4
9/2 10:40	79.7	↓-2.2
9/2 10:50	77.6	↓-2.1
9/2 11:00	75.7	↓-1.9
9/2 11:10	74.0	↓-1.7
9/2 11:20	72.5	↓-1.5
9/2 11:30	71.2	↓-1.3
9/2 11:40	70.2	↓-1.0
9/2 11:50	69.3	↓-0.9
9/2 12:00	68.8	↓-0.5
9/2 12:10	68.4	↓-0.4	干潮
9/2 12:20	68.4	0
9/2 12:30	68.5	↑0.1
9/2 12:40	68.9	↑0.4
9/2 12:50	69.6	↑0.7
9/2 13:00	70.4	↑0.8
9/2 13:10	71.5	↑1.1
9/2 13:20	72.8	↑1.3
9/2 13:30	74.3	↑1.5
9/2 13:40	75.9	↑1.6
9/2 13:50	77.8	↑1.9
9/2 14:00	79.8	↑2.0
9/2 14:10	81.9	↑2.1
9/2 14:20	84.2	↑2.3
9/2 14:30	86.5	↑2.3
9/2 14:40	89.0	↑2.5
9/2 14:50	91.5	↑2.5
9/2 15:00	94.1	↑2.6
9/2 15:10	96.7	↑2.6
9/2 15:20	99.3	↑2.6
9/2 15:30	101.9	↑2.6
9/2 15:40	104.5	↑2.6
9/2 15:50	107.1	↑2.6
9/2 16:00	109.6	↑2.5
9/2 16:10	112.0	↑2.4
9/2 16:20	114.3	↑2.3
9/2 16:30	116.6	↑2.3
9/2 16:40	118.7	↑2.1
9/2 16:50	120.7	↑2.0
9/2 17:00	122.5	↑1.8
9/2 17:10	124.1	↑1.6
9/2 17:20	125.6	↑1.5
9/2 17:30	126.8	↑1.2
9/2 17:40	127.9	↑1.1
9/2 17:50	128.7	↑0.8
9/2 18:00	129.3	↑0.6
9/2 18:10	129.7	↑0.4	満潮
9/2 18:20	129.8	↑0.1	満潮
9/2 18:30	129.6	↓-0.2
9/2 18:40	129.2	↓-0.4
9/2 18:50	128.5	↓-0.7
9/2 19:00	127.6	↓-0.9
9/2 19:10	126.4	↓-1.2
9/2 19:20	125.0	↓-1.4
9/2 19:30	123.3	↓-1.7
9/2 19:40	121.3	↓-2.0
9/2 19:50	119.1	↓-2.2
9/2 20:00	116.7	↓-2.4
9/2 20:10	114.1	↓-2.6
9/2 20:20	111.3	↓-2.8
9/2 20:30	108.3	↓-3.0
9/2 20:40	105.1	↓-3.2
9/2 20:50	101.8	↓-3.3
9/2 21:00	98.4	↓-3.4
9/2 21:10	94.8	↓-3.6
9/2 21:20	91.3	↓-3.5
9/2 21:30	87.6	↓-3.7	最大潮位差
9/2 21:40	83.9	↓-3.7	最大潮位差
9/2 21:50	80.3	↓-3.6
9/2 22:00	76.7	↓-3.6
9/2 22:10	73.1	↓-3.6
9/2 22:20	69.6	↓-3.5
9/2 22:30	66.2	↓-3.4
9/2 22:40	62.9	↓-3.3
9/2 22:50	59.8	↓-3.1
9/2 23:00	56.9	↓-2.9
9/2 23:10	54.1	↓-2.8
9/2 23:20	51.6	↓-2.5
9/2 23:30	49.3	↓-2.3
9/2 23:40	47.2	↓-2.1
9/2 23:50	45.4	↓-1.8