20 (火)	03:58	11:00	17:50	22:50
	135cm	-6cm	117cm	70cm
中潮 出 04:48 入 18:21 出 21:03 入 05:49 潮干狩り ◎ 08:30～13:33

泊（青森）2049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	78.4	↑2.4
4/20 00:10	81.0	↑2.6
4/20 00:20	83.8	↑2.8
4/20 00:30	86.7	↑2.9
4/20 00:40	89.7	↑3.0
4/20 00:50	92.8	↑3.1
4/20 01:00	96.0	↑3.2
4/20 01:10	99.2	↑3.2
4/20 01:20	102.4	↑3.2
4/20 01:30	105.7	↑3.3
4/20 01:40	108.8	↑3.1
4/20 01:50	111.9	↑3.1
4/20 02:00	114.9	↑3.0
4/20 02:10	117.8	↑2.9
4/20 02:20	120.6	↑2.8
4/20 02:30	123.1	↑2.5
4/20 02:40	125.5	↑2.4
4/20 02:50	127.6	↑2.1
4/20 03:00	129.5	↑1.9
4/20 03:10	131.1	↑1.6
4/20 03:20	132.5	↑1.4
4/20 03:30	133.5	↑1.0
4/20 03:40	134.2	↑0.7
4/20 03:50	134.6	↑0.4	満潮
4/20 04:00	134.7	↑0.1
4/20 04:10	134.4	↓-0.3
4/20 04:20	133.7	↓-0.7
4/20 04:30	132.7	↓-1.0
4/20 04:40	131.4	↓-1.3
4/20 04:50	129.7	↓-1.7
4/20 05:00	127.6	↓-2.1
4/20 05:10	125.2	↓-2.4
4/20 05:20	122.5	↓-2.7
4/20 05:30	119.4	↓-3.1
4/20 05:40	116.1	↓-3.3
4/20 05:50	112.4	↓-3.7
4/20 06:00	108.5	↓-3.9
4/20 06:10	104.3	↓-4.2
4/20 06:20	99.9	↓-4.4
4/20 06:30	95.2	↓-4.7
4/20 06:40	90.4	↓-4.8
4/20 06:50	85.5	↓-4.9
4/20 07:00	80.4	↓-5.1
4/20 07:10	75.2	↓-5.2
4/20 07:20	69.9	↓-5.3	最大潮位差
4/20 07:30	64.6	↓-5.3	最大潮位差
4/20 07:40	59.3	↓-5.3	最大潮位差
4/20 07:50	54.0	↓-5.3	最大潮位差
4/20 08:00	48.7	↓-5.3	最大潮位差
4/20 08:10	43.6	↓-5.1
4/20 08:20	38.5	↓-5.1
4/20 08:30	33.6	↓-4.9
4/20 08:40	28.9	↓-4.7
4/20 08:50	24.3	↓-4.6
4/20 09:00	20.0	↓-4.3
4/20 09:10	16.0	↓-4.0
4/20 09:20	12.2	↓-3.8
4/20 09:30	8.7	↓-3.5
4/20 09:40	5.6	↓-3.1
4/20 09:50	2.8	↓-2.8
4/20 10:00	0.3	↓-2.5
4/20 10:10	-1.8	↓-2.1
4/20 10:20	-3.5	↓-1.7
4/20 10:30	-4.9	↓-1.4
4/20 10:40	-5.8	↓-0.9
4/20 10:50	-6.4	↓-0.6	干潮
4/20 11:00	-6.5	↓-0.1	干潮
4/20 11:10	-6.3	↑0.2
4/20 11:20	-5.6	↑0.7
4/20 11:30	-4.6	↑1.0
4/20 11:40	-3.2	↑1.4
4/20 11:50	-1.4	↑1.8
4/20 12:00	0.7	↑2.1
4/20 12:10	3.2	↑2.5
4/20 12:20	6.0	↑2.8
4/20 12:30	9.0	↑3.0
4/20 12:40	12.4	↑3.4
4/20 12:50	16.1	↑3.7
4/20 13:00	19.9	↑3.8
4/20 13:10	24.0	↑4.1
4/20 13:20	28.3	↑4.3
4/20 13:30	32.7	↑4.4
4/20 13:40	37.2	↑4.5
4/20 13:50	41.9	↑4.7
4/20 14:00	46.6	↑4.7
4/20 14:10	51.3	↑4.7
4/20 14:20	56.1	↑4.8
4/20 14:30	60.8	↑4.7
4/20 14:40	65.5	↑4.7
4/20 14:50	70.1	↑4.6
4/20 15:00	74.6	↑4.5
4/20 15:10	78.9	↑4.3
4/20 15:20	83.2	↑4.3
4/20 15:30	87.2	↑4.0
4/20 15:40	91.0	↑3.8
4/20 15:50	94.6	↑3.6
4/20 16:00	98.0	↑3.4
4/20 16:10	101.1	↑3.1
4/20 16:20	104.0	↑2.9
4/20 16:30	106.5	↑2.5
4/20 16:40	108.8	↑2.3
4/20 16:50	110.8	↑2.0
4/20 17:00	112.4	↑1.6
4/20 17:10	113.8	↑1.4
4/20 17:20	114.8	↑1.0
4/20 17:30	115.5	↑0.7
4/20 17:40	116.0	↑0.5	満潮
4/20 17:50	116.1	↑0.1	満潮
4/20 18:00	115.9	↓-0.2
4/20 18:10	115.5	↓-0.4
4/20 18:20	114.8	↓-0.7
4/20 18:30	113.8	↓-1.0
4/20 18:40	112.6	↓-1.2
4/20 18:50	111.2	↓-1.4
4/20 19:00	109.6	↓-1.6
4/20 19:10	107.8	↓-1.8
4/20 19:20	105.9	↓-1.9
4/20 19:30	103.8	↓-2.1
4/20 19:40	101.6	↓-2.2
4/20 19:50	99.3	↓-2.3
4/20 20:00	96.9	↓-2.4
4/20 20:10	94.5	↓-2.4
4/20 20:20	92.1	↓-2.4
4/20 20:30	89.8	↓-2.3
4/20 20:40	87.4	↓-2.4
4/20 20:50	85.1	↓-2.3
4/20 21:00	82.9	↓-2.2
4/20 21:10	80.8	↓-2.1
4/20 21:20	78.9	↓-1.9
4/20 21:30	77.0	↓-1.9
4/20 21:40	75.4	↓-1.6
4/20 21:50	73.9	↓-1.5
4/20 22:00	72.7	↓-1.2
4/20 22:10	71.6	↓-1.1
4/20 22:20	70.8	↓-0.8
4/20 22:30	70.2	↓-0.6
4/20 22:40	69.8	↓-0.4	干潮
4/20 22:50	69.7	↓-0.1	干潮
4/20 23:00	69.9	↑0.2
4/20 23:10	70.3	↑0.4
4/20 23:20	71.0	↑0.7
4/20 23:30	71.9	↑0.9
4/20 23:40	73.1	↑1.2
4/20 23:50	74.4	↑1.3