20 (金)	03:35	10:07	16:42	22:18
	127cm	7cm	126cm	53cm
大潮 出 04:48 入 18:21 出 19:18 入 05:26 潮干狩り ◎ 08:04～12:10

泊（青森）2057年04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
4/20 00:00	70.7	↑3.3
4/20 00:10	74.2	↑3.5
4/20 00:20	77.7	↑3.5
4/20 00:30	81.3	↑3.6
4/20 00:40	84.9	↑3.6
4/20 00:50	88.6	↑3.7
4/20 01:00	92.2	↑3.6
4/20 01:10	95.8	↑3.6
4/20 01:20	99.3	↑3.5
4/20 01:30	102.7	↑3.4
4/20 01:40	105.9	↑3.2
4/20 01:50	109.0	↑3.1
4/20 02:00	112.0	↑3.0
4/20 02:10	114.7	↑2.7
4/20 02:20	117.1	↑2.4
4/20 02:30	119.3	↑2.2
4/20 02:40	121.3	↑2.0
4/20 02:50	122.9	↑1.6
4/20 03:00	124.2	↑1.3
4/20 03:10	125.2	↑1.0
4/20 03:20	125.9	↑0.7
4/20 03:30	126.2	↑0.3	満潮
4/20 03:40	126.1	↓-0.1
4/20 03:50	125.7	↓-0.4
4/20 04:00	125.0	↓-0.7
4/20 04:10	123.8	↓-1.2
4/20 04:20	122.4	↓-1.4
4/20 04:30	120.5	↓-1.9
4/20 04:40	118.4	↓-2.1
4/20 04:50	115.9	↓-2.5
4/20 05:00	113.1	↓-2.8
4/20 05:10	110.0	↓-3.1
4/20 05:20	106.6	↓-3.4
4/20 05:30	102.9	↓-3.7
4/20 05:40	99.1	↓-3.8
4/20 05:50	94.9	↓-4.2
4/20 06:00	90.7	↓-4.2
4/20 06:10	86.2	↓-4.5
4/20 06:20	81.6	↓-4.6
4/20 06:30	76.9	↓-4.7
4/20 06:40	72.2	↓-4.7
4/20 06:50	67.4	↓-4.8
4/20 07:00	62.5	↓-4.9	最大潮位差
4/20 07:10	57.7	↓-4.8
4/20 07:20	53.0	↓-4.7
4/20 07:30	48.3	↓-4.7
4/20 07:40	43.8	↓-4.5
4/20 07:50	39.4	↓-4.4
4/20 08:00	35.2	↓-4.2
4/20 08:10	31.1	↓-4.1
4/20 08:20	27.3	↓-3.8
4/20 08:30	23.8	↓-3.5
4/20 08:40	20.5	↓-3.3
4/20 08:50	17.5	↓-3.0
4/20 09:00	14.9	↓-2.6
4/20 09:10	12.6	↓-2.3
4/20 09:20	10.6	↓-2.0
4/20 09:30	9.0	↓-1.6
4/20 09:40	7.8	↓-1.2
4/20 09:50	6.9	↓-0.9
4/20 10:00	6.5	↓-0.4	干潮
4/20 10:10	6.4	↓-0.1
4/20 10:20	6.7	↑0.3
4/20 10:30	7.5	↑0.8
4/20 10:40	8.6	↑1.1
4/20 10:50	10.1	↑1.5
4/20 11:00	11.9	↑1.8
4/20 11:10	14.1	↑2.2
4/20 11:20	16.7	↑2.6
4/20 11:30	19.6	↑2.9
4/20 11:40	22.7	↑3.1
4/20 11:50	26.2	↑3.5
4/20 12:00	29.9	↑3.7
4/20 12:10	33.9	↑4.0
4/20 12:20	38.0	↑4.1
4/20 12:30	42.3	↑4.3
4/20 12:40	46.8	↑4.5
4/20 12:50	51.4	↑4.6
4/20 13:00	56.1	↑4.7
4/20 13:10	60.9	↑4.8
4/20 13:20	65.7	↑4.8
4/20 13:30	70.4	↑4.7
4/20 13:40	75.2	↑4.8
4/20 13:50	79.9	↑4.7
4/20 14:00	84.5	↑4.6
4/20 14:10	88.9	↑4.4
4/20 14:20	93.2	↑4.3
4/20 14:30	97.3	↑4.1
4/20 14:40	101.3	↑4.0
4/20 14:50	105.0	↑3.7
4/20 15:00	108.4	↑3.4
4/20 15:10	111.6	↑3.2
4/20 15:20	114.5	↑2.9
4/20 15:30	117.0	↑2.5
4/20 15:40	119.3	↑2.3
4/20 15:50	121.2	↑1.9
4/20 16:00	122.8	↑1.6
4/20 16:10	124.0	↑1.2
4/20 16:20	124.9	↑0.9
4/20 16:30	125.5	↑0.6
4/20 16:40	125.7	↑0.2	満潮
4/20 16:50	125.5	↓-0.2
4/20 17:00	125.0	↓-0.5
4/20 17:10	124.2	↓-0.8
4/20 17:20	123.1	↓-1.1
4/20 17:30	121.7	↓-1.4
4/20 17:40	119.9	↓-1.8
4/20 17:50	117.9	↓-2.0
4/20 18:00	115.7	↓-2.2
4/20 18:10	113.2	↓-2.5
4/20 18:20	110.5	↓-2.7
4/20 18:30	107.7	↓-2.8
4/20 18:40	104.7	↓-3.0
4/20 18:50	101.5	↓-3.2
4/20 19:00	98.3	↓-3.2
4/20 19:10	94.9	↓-3.4
4/20 19:20	91.6	↓-3.3
4/20 19:30	88.2	↓-3.4
4/20 19:40	84.8	↓-3.4
4/20 19:50	81.5	↓-3.3
4/20 20:00	78.2	↓-3.3
4/20 20:10	75.0	↓-3.2
4/20 20:20	72.0	↓-3.0
4/20 20:30	69.1	↓-2.9
4/20 20:40	66.4	↓-2.7
4/20 20:50	63.9	↓-2.5
4/20 21:00	61.6	↓-2.3
4/20 21:10	59.5	↓-2.1
4/20 21:20	57.7	↓-1.8
4/20 21:30	56.1	↓-1.6
4/20 21:40	54.8	↓-1.3
4/20 21:50	53.9	↓-0.9
4/20 22:00	53.2	↓-0.7
4/20 22:10	52.8	↓-0.4	干潮
4/20 22:20	52.8	0
4/20 22:30	53.0	↑0.2
4/20 22:40	53.6	↑0.6
4/20 22:50	54.4	↑0.8
4/20 23:00	55.6	↑1.2
4/20 23:10	57.0	↑1.4
4/20 23:20	58.8	↑1.8
4/20 23:30	60.8	↑2.0
4/20 23:40	63.0	↑2.2
4/20 23:50	65.5	↑2.5