22 (土)	05:59	10:40	15:43	23:06
	122cm	91cm	124cm	1cm
中潮 出 06:46 入 16:28 出 17:44 入 07:31

那珂湊（茨城）2029年12月22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
12/22 00:00	12.7	↑2.6
12/22 00:10	15.6	↑2.9
12/22 00:20	18.7	↑3.1
12/22 00:30	22.0	↑3.3
12/22 00:40	25.5	↑3.5
12/22 00:50	29.1	↑3.6
12/22 01:00	33.0	↑3.9
12/22 01:10	36.9	↑3.9
12/22 01:20	41.0	↑4.1
12/22 01:30	45.1	↑4.1
12/22 01:40	49.4	↑4.3
12/22 01:50	53.6	↑4.2
12/22 02:00	57.9	↑4.3
12/22 02:10	62.2	↑4.3
12/22 02:20	66.5	↑4.3
12/22 02:30	70.8	↑4.3
12/22 02:40	75.0	↑4.2
12/22 02:50	79.1	↑4.1
12/22 03:00	83.1	↑4.0
12/22 03:10	87.0	↑3.9
12/22 03:20	90.7	↑3.7
12/22 03:30	94.3	↑3.6
12/22 03:40	97.8	↑3.5
12/22 03:50	101.0	↑3.2
12/22 04:00	104.0	↑3.0
12/22 04:10	106.8	↑2.8
12/22 04:20	109.4	↑2.6
12/22 04:30	111.8	↑2.4
12/22 04:40	113.9	↑2.1
12/22 04:50	115.7	↑1.8
12/22 05:00	117.3	↑1.6
12/22 05:10	118.7	↑1.4
12/22 05:20	119.8	↑1.1
12/22 05:30	120.6	↑0.8
12/22 05:40	121.1	↑0.5
12/22 05:50	121.4	↑0.3	満潮
12/22 06:00	121.5	↑0.1
12/22 06:10	121.3	↓-0.2
12/22 06:20	120.9	↓-0.4
12/22 06:30	120.3	↓-0.6
12/22 06:40	119.5	↓-0.8
12/22 06:50	118.5	↓-1.0
12/22 07:00	117.4	↓-1.1
12/22 07:10	116.1	↓-1.3
12/22 07:20	114.6	↓-1.5
12/22 07:30	113.1	↓-1.5
12/22 07:40	111.5	↓-1.6
12/22 07:50	109.8	↓-1.7
12/22 08:00	108.1	↓-1.7
12/22 08:10	106.3	↓-1.8
12/22 08:20	104.6	↓-1.7
12/22 08:30	102.9	↓-1.7
12/22 08:40	101.2	↓-1.7
12/22 08:50	99.6	↓-1.6
12/22 09:00	98.0	↓-1.6
12/22 09:10	96.6	↓-1.4
12/22 09:20	95.3	↓-1.3
12/22 09:30	94.1	↓-1.2
12/22 09:40	93.0	↓-1.1
12/22 09:50	92.1	↓-0.9
12/22 10:00	91.4	↓-0.7
12/22 10:10	90.8	↓-0.6
12/22 10:20	90.4	↓-0.4
12/22 10:30	90.1	↓-0.3	干潮
12/22 10:40	90.0	↓-0.1	干潮
12/22 10:50	90.2	↑0.2
12/22 11:00	90.4	↑0.2
12/22 11:10	90.9	↑0.5
12/22 11:20	91.5	↑0.6
12/22 11:30	92.3	↑0.8
12/22 11:40	93.2	↑0.9
12/22 11:50	94.3	↑1.1
12/22 12:00	95.5	↑1.2
12/22 12:10	96.8	↑1.3
12/22 12:20	98.2	↑1.4
12/22 12:30	99.7	↑1.5
12/22 12:40	101.2	↑1.5
12/22 12:50	102.9	↑1.7
12/22 13:00	104.5	↑1.6
12/22 13:10	106.2	↑1.7
12/22 13:20	107.9	↑1.7
12/22 13:30	109.7	↑1.8
12/22 13:40	111.3	↑1.6
12/22 13:50	113.0	↑1.7
12/22 14:00	114.6	↑1.6
12/22 14:10	116.1	↑1.5
12/22 14:20	117.5	↑1.4
12/22 14:30	118.8	↑1.3
12/22 14:40	120.0	↑1.2
12/22 14:50	121.1	↑1.1
12/22 15:00	122.0	↑0.9
12/22 15:10	122.7	↑0.7
12/22 15:20	123.3	↑0.6
12/22 15:30	123.7	↑0.4
12/22 15:40	123.8	↑0.1	満潮
12/22 15:50	123.8	0
12/22 16:00	123.5	↓-0.3
12/22 16:10	123.0	↓-0.5
12/22 16:20	122.2	↓-0.8
12/22 16:30	121.2	↓-1.0
12/22 16:40	119.9	↓-1.3
12/22 16:50	118.4	↓-1.5
12/22 17:00	116.6	↓-1.8
12/22 17:10	114.6	↓-2.0
12/22 17:20	112.3	↓-2.3
12/22 17:30	109.7	↓-2.6
12/22 17:40	107.0	↓-2.7
12/22 17:50	103.9	↓-3.1
12/22 18:00	100.7	↓-3.2
12/22 18:10	97.2	↓-3.5
12/22 18:20	93.5	↓-3.7
12/22 18:30	89.7	↓-3.8
12/22 18:40	85.7	↓-4.0
12/22 18:50	81.5	↓-4.2
12/22 19:00	77.2	↓-4.3
12/22 19:10	72.9	↓-4.3
12/22 19:20	68.4	↓-4.5
12/22 19:30	63.9	↓-4.5
12/22 19:40	59.3	↓-4.6	最大潮位差
12/22 19:50	54.8	↓-4.5
12/22 20:00	50.3	↓-4.5
12/22 20:10	45.8	↓-4.5
12/22 20:20	41.4	↓-4.4
12/22 20:30	37.2	↓-4.2
12/22 20:40	33.0	↓-4.2
12/22 20:50	29.0	↓-4.0
12/22 21:00	25.2	↓-3.8
12/22 21:10	21.6	↓-3.6
12/22 21:20	18.2	↓-3.4
12/22 21:30	15.1	↓-3.1
12/22 21:40	12.3	↓-2.8
12/22 21:50	9.7	↓-2.6
12/22 22:00	7.4	↓-2.3
12/22 22:10	5.4	↓-2.0
12/22 22:20	3.8	↓-1.6
12/22 22:30	2.4	↓-1.4
12/22 22:40	1.4	↓-1.0
12/22 22:50	0.8	↓-0.6
12/22 23:00	0.5	↓-0.3	干潮
12/22 23:10	0.5	0
12/22 23:20	0.8	↑0.3
12/22 23:30	1.5	↑0.7
12/22 23:40	2.5	↑1.0
12/22 23:50	3.8	↑1.3