22 (日)	02:41	07:18	12:49	20:21
	108cm	85cm	125cm	8cm
中潮 出 06:46 入 16:28 出 03:39 入 14:00

那珂湊（茨城）2030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	84.0	↑2.8
12/22 00:10	86.7	↑2.7
12/22 00:20	89.3	↑2.6
12/22 00:30	91.7	↑2.4
12/22 00:40	93.9	↑2.2
12/22 00:50	96.0	↑2.1
12/22 01:00	98.0	↑2.0
12/22 01:10	99.7	↑1.7
12/22 01:20	101.3	↑1.6
12/22 01:30	102.7	↑1.4
12/22 01:40	103.9	↑1.2
12/22 01:50	104.9	↑1.0
12/22 02:00	105.7	↑0.8
12/22 02:10	106.3	↑0.6
12/22 02:20	106.7	↑0.4
12/22 02:30	107.0	↑0.3
12/22 02:40	107.0	0	満潮
12/22 02:50	107.0	0
12/22 03:00	106.7	↓-0.3
12/22 03:10	106.3	↓-0.4
12/22 03:20	105.8	↓-0.5
12/22 03:30	105.1	↓-0.7
12/22 03:40	104.3	↓-0.8
12/22 03:50	103.4	↓-0.9
12/22 04:00	102.4	↓-1.0
12/22 04:10	101.3	↓-1.1
12/22 04:20	100.2	↓-1.1
12/22 04:30	99.0	↓-1.2
12/22 04:40	97.7	↓-1.3
12/22 04:50	96.5	↓-1.2
12/22 05:00	95.2	↓-1.3
12/22 05:10	93.9	↓-1.3
12/22 05:20	92.7	↓-1.2
12/22 05:30	91.5	↓-1.2
12/22 05:40	90.3	↓-1.2
12/22 05:50	89.2	↓-1.1
12/22 06:00	88.2	↓-1.0
12/22 06:10	87.3	↓-0.9
12/22 06:20	86.4	↓-0.9
12/22 06:30	85.7	↓-0.7
12/22 06:40	85.1	↓-0.6
12/22 06:50	84.7	↓-0.4
12/22 07:00	84.3	↓-0.4
12/22 07:10	84.1	↓-0.2	干潮
12/22 07:20	84.1	0
12/22 07:30	84.2	↑0.1
12/22 07:40	84.5	↑0.3
12/22 07:50	84.9	↑0.4
12/22 08:00	85.5	↑0.6
12/22 08:10	86.3	↑0.8
12/22 08:20	87.1	↑0.8
12/22 08:30	88.2	↑1.1
12/22 08:40	89.4	↑1.2
12/22 08:50	90.7	↑1.3
12/22 09:00	92.1	↑1.4
12/22 09:10	93.6	↑1.5
12/22 09:20	95.2	↑1.6
12/22 09:30	97.0	↑1.8
12/22 09:40	98.8	↑1.8
12/22 09:50	100.6	↑1.8
12/22 10:00	102.5	↑1.9
12/22 10:10	104.4	↑1.9
12/22 10:20	106.3	↑1.9
12/22 10:30	108.3	↑2.0
12/22 10:40	110.2	↑1.9
12/22 10:50	112.0	↑1.8
12/22 11:00	113.8	↑1.8
12/22 11:10	115.5	↑1.7
12/22 11:20	117.1	↑1.6
12/22 11:30	118.6	↑1.5
12/22 11:40	119.9	↑1.3
12/22 11:50	121.2	↑1.3
12/22 12:00	122.2	↑1.0
12/22 12:10	123.1	↑0.9
12/22 12:20	123.8	↑0.7
12/22 12:30	124.3	↑0.5
12/22 12:40	124.6	↑0.3	満潮
12/22 12:50	124.6	0
12/22 13:00	124.5	↓-0.1
12/22 13:10	124.1	↓-0.4
12/22 13:20	123.4	↓-0.7
12/22 13:30	122.6	↓-0.8
12/22 13:40	121.5	↓-1.1
12/22 13:50	120.1	↓-1.4
12/22 14:00	118.5	↓-1.6
12/22 14:10	116.7	↓-1.8
12/22 14:20	114.6	↓-2.1
12/22 14:30	112.3	↓-2.3
12/22 14:40	109.8	↓-2.5
12/22 14:50	107.1	↓-2.7
12/22 15:00	104.1	↓-3.0
12/22 15:10	101.0	↓-3.1
12/22 15:20	97.7	↓-3.3
12/22 15:30	94.2	↓-3.5
12/22 15:40	90.6	↓-3.6
12/22 15:50	86.9	↓-3.7
12/22 16:00	83.0	↓-3.9
12/22 16:10	79.1	↓-3.9
12/22 16:20	75.0	↓-4.1
12/22 16:30	70.9	↓-4.1
12/22 16:40	66.8	↓-4.1
12/22 16:50	62.7	↓-4.1
12/22 17:00	58.5	↓-4.2	最大潮位差
12/22 17:10	54.4	↓-4.1
12/22 17:20	50.4	↓-4.0
12/22 17:30	46.4	↓-4.0
12/22 17:40	42.5	↓-3.9
12/22 17:50	38.7	↓-3.8
12/22 18:00	35.0	↓-3.7
12/22 18:10	31.5	↓-3.5
12/22 18:20	28.2	↓-3.3
12/22 18:30	25.1	↓-3.1
12/22 18:40	22.2	↓-2.9
12/22 18:50	19.5	↓-2.7
12/22 19:00	17.0	↓-2.5
12/22 19:10	14.8	↓-2.2
12/22 19:20	12.9	↓-1.9
12/22 19:30	11.3	↓-1.6
12/22 19:40	9.9	↓-1.4
12/22 19:50	8.8	↓-1.1
12/22 20:00	8.1	↓-0.7
12/22 20:10	7.6	↓-0.5
12/22 20:20	7.5	↓-0.1	干潮
12/22 20:30	7.7	↑0.2
12/22 20:40	8.1	↑0.4
12/22 20:50	8.9	↑0.8
12/22 21:00	10.0	↑1.1
12/22 21:10	11.3	↑1.3
12/22 21:20	13.0	↑1.7
12/22 21:30	14.9	↑1.9
12/22 21:40	17.1	↑2.2
12/22 21:50	19.5	↑2.4
12/22 22:00	22.1	↑2.6
12/22 22:10	25.0	↑2.9
12/22 22:20	28.1	↑3.1
12/22 22:30	31.3	↑3.2
12/22 22:40	34.7	↑3.4
12/22 22:50	38.2	↑3.5
12/22 23:00	41.9	↑3.7
12/22 23:10	45.6	↑3.7
12/22 23:20	49.4	↑3.8
12/22 23:30	53.3	↑3.9
12/22 23:40	57.2	↑3.9
12/22 23:50	61.1	↑3.9