20 (日)	04:22	11:41	18:46	23:11
	137cm	-7cm	108cm	81cm
中潮 出 04:48 入 18:21 出 06:11 入 22:08 潮干狩り ◎ 09:05～14:25

泊（青森）2064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	81.7	↑1.7
4/20 00:10	83.5	↑1.8
4/20 00:20	85.6	↑2.1
4/20 00:30	87.8	↑2.2
4/20 00:40	90.1	↑2.3
4/20 00:50	92.6	↑2.5
4/20 01:00	95.3	↑2.7
4/20 01:10	98.0	↑2.7
4/20 01:20	100.8	↑2.8
4/20 01:30	103.6	↑2.8
4/20 01:40	106.5	↑2.9
4/20 01:50	109.4	↑2.9
4/20 02:00	112.2	↑2.8
4/20 02:10	115.0	↑2.8
4/20 02:20	117.8	↑2.8
4/20 02:30	120.4	↑2.6
4/20 02:40	122.9	↑2.5
4/20 02:50	125.3	↑2.4
4/20 03:00	127.5	↑2.2
4/20 03:10	129.5	↑2.0
4/20 03:20	131.4	↑1.9
4/20 03:30	132.9	↑1.5
4/20 03:40	134.3	↑1.4
4/20 03:50	135.3	↑1.0
4/20 04:00	136.1	↑0.8
4/20 04:10	136.6	↑0.5
4/20 04:20	136.8	↑0.2	満潮
4/20 04:30	136.7	↓-0.1
4/20 04:40	136.2	↓-0.5
4/20 04:50	135.4	↓-0.8
4/20 05:00	134.3	↓-1.1
4/20 05:10	132.8	↓-1.5
4/20 05:20	131.1	↓-1.7
4/20 05:30	128.9	↓-2.2
4/20 05:40	126.5	↓-2.4
4/20 05:50	123.8	↓-2.7
4/20 06:00	120.7	↓-3.1
4/20 06:10	117.4	↓-3.3
4/20 06:20	113.7	↓-3.7
4/20 06:30	109.8	↓-3.9
4/20 06:40	105.7	↓-4.1
4/20 06:50	101.4	↓-4.3
4/20 07:00	96.8	↓-4.6
4/20 07:10	92.1	↓-4.7
4/20 07:20	87.2	↓-4.9
4/20 07:30	82.2	↓-5.0
4/20 07:40	77.1	↓-5.1
4/20 07:50	71.9	↓-5.2
4/20 08:00	66.7	↓-5.2
4/20 08:10	61.4	↓-5.3	最大潮位差
4/20 08:20	56.2	↓-5.2
4/20 08:30	51.0	↓-5.2
4/20 08:40	45.8	↓-5.2
4/20 08:50	40.8	↓-5.0
4/20 09:00	35.9	↓-4.9
4/20 09:10	31.1	↓-4.8
4/20 09:20	26.5	↓-4.6
4/20 09:30	22.1	↓-4.4
4/20 09:40	18.0	↓-4.1
4/20 09:50	14.1	↓-3.9
4/20 10:00	10.4	↓-3.7
4/20 10:10	7.1	↓-3.3
4/20 10:20	4.0	↓-3.1
4/20 10:30	1.3	↓-2.7
4/20 10:40	-1.1	↓-2.4
4/20 10:50	-3.1	↓-2.0
4/20 11:00	-4.8	↓-1.7
4/20 11:10	-6.1	↓-1.3
4/20 11:20	-7.1	↓-1.0
4/20 11:30	-7.6	↓-0.5
4/20 11:40	-7.8	↓-0.2	干潮
4/20 11:50	-7.7	↑0.1
4/20 12:00	-7.1	↑0.6
4/20 12:10	-6.2	↑0.9
4/20 12:20	-5.0	↑1.2
4/20 12:30	-3.4	↑1.6
4/20 12:40	-1.5	↑1.9
4/20 12:50	0.8	↑2.3
4/20 13:00	3.3	↑2.5
4/20 13:10	6.1	↑2.8
4/20 13:20	9.2	↑3.1
4/20 13:30	12.5	↑3.3
4/20 13:40	16.1	↑3.6
4/20 13:50	19.8	↑3.7
4/20 14:00	23.7	↑3.9
4/20 14:10	27.7	↑4.0
4/20 14:20	31.9	↑4.2
4/20 14:30	36.1	↑4.2
4/20 14:40	40.4	↑4.3
4/20 14:50	44.8	↑4.4
4/20 15:00	49.2	↑4.4
4/20 15:10	53.5	↑4.3
4/20 15:20	57.8	↑4.3
4/20 15:30	62.1	↑4.3
4/20 15:40	66.3	↑4.2
4/20 15:50	70.3	↑4.0
4/20 16:00	74.3	↑4.0
4/20 16:10	78.1	↑3.8
4/20 16:20	81.7	↑3.6
4/20 16:30	85.1	↑3.4
4/20 16:40	88.3	↑3.2
4/20 16:50	91.3	↑3.0
4/20 17:00	94.1	↑2.8
4/20 17:10	96.6	↑2.5
4/20 17:20	98.9	↑2.3
4/20 17:30	101.0	↑2.1
4/20 17:40	102.7	↑1.7
4/20 17:50	104.2	↑1.5
4/20 18:00	105.5	↑1.3
4/20 18:10	106.5	↑1.0
4/20 18:20	107.2	↑0.7
4/20 18:30	107.7	↑0.5
4/20 18:40	107.9	↑0.2	満潮
4/20 18:50	107.9	0
4/20 19:00	107.7	↓-0.2
4/20 19:10	107.3	↓-0.4
4/20 19:20	106.6	↓-0.7
4/20 19:30	105.8	↓-0.8
4/20 19:40	104.8	↓-1.0
4/20 19:50	103.7	↓-1.1
4/20 20:00	102.4	↓-1.3
4/20 20:10	101.1	↓-1.3
4/20 20:20	99.6	↓-1.5
4/20 20:30	98.1	↓-1.5
4/20 20:40	96.5	↓-1.6
4/20 20:50	94.9	↓-1.6
4/20 21:00	93.3	↓-1.6
4/20 21:10	91.7	↓-1.6
4/20 21:20	90.2	↓-1.5
4/20 21:30	88.7	↓-1.5
4/20 21:40	87.2	↓-1.5
4/20 21:50	85.9	↓-1.3
4/20 22:00	84.7	↓-1.2
4/20 22:10	83.6	↓-1.1
4/20 22:20	82.6	↓-1.0
4/20 22:30	81.8	↓-0.8
4/20 22:40	81.1	↓-0.7
4/20 22:50	80.6	↓-0.5
4/20 23:00	80.4	↓-0.2
4/20 23:10	80.3	↓-0.1	干潮
4/20 23:20	80.4	↑0.1
4/20 23:30	80.7	↑0.3
4/20 23:40	81.2	↑0.5
4/20 23:50	81.9	↑0.7