20 (日)	01:48	08:14	14:40	20:27
	116cm	27cm	117cm	51cm
大潮 出 04:49 入 18:20 出 03:41 入 16:56 潮干狩り ○ 07:03～09:24

泊（青森）2031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	100.9	↑2.6
4/20 00:10	103.2	↑2.3
4/20 00:20	105.4	↑2.2
4/20 00:30	107.4	↑2.0
4/20 00:40	109.3	↑1.9
4/20 00:50	110.8	↑1.5
4/20 01:00	112.2	↑1.4
4/20 01:10	113.3	↑1.1
4/20 01:20	114.2	↑0.9
4/20 01:30	114.8	↑0.6
4/20 01:40	115.1	↑0.3	満潮
4/20 01:50	115.2	↑0.1
4/20 02:00	115.0	↓-0.2
4/20 02:10	114.5	↓-0.5
4/20 02:20	113.7	↓-0.8
4/20 02:30	112.6	↓-1.1
4/20 02:40	111.3	↓-1.3
4/20 02:50	109.7	↓-1.6
4/20 03:00	107.9	↓-1.8
4/20 03:10	105.8	↓-2.1
4/20 03:20	103.5	↓-2.3
4/20 03:30	101.0	↓-2.5
4/20 03:40	98.3	↓-2.7
4/20 03:50	95.4	↓-2.9
4/20 04:00	92.3	↓-3.1
4/20 04:10	89.1	↓-3.2
4/20 04:20	85.7	↓-3.4
4/20 04:30	82.3	↓-3.4
4/20 04:40	78.8	↓-3.5
4/20 04:50	75.2	↓-3.6
4/20 05:00	71.6	↓-3.6
4/20 05:10	68.0	↓-3.6
4/20 05:20	64.4	↓-3.6
4/20 05:30	60.8	↓-3.6
4/20 05:40	57.3	↓-3.5
4/20 05:50	53.9	↓-3.4
4/20 06:00	50.6	↓-3.3
4/20 06:10	47.4	↓-3.2
4/20 06:20	44.4	↓-3.0
4/20 06:30	41.6	↓-2.8
4/20 06:40	38.9	↓-2.7
4/20 06:50	36.5	↓-2.4
4/20 07:00	34.3	↓-2.2
4/20 07:10	32.4	↓-1.9
4/20 07:20	30.7	↓-1.7
4/20 07:30	29.3	↓-1.4
4/20 07:40	28.1	↓-1.2
4/20 07:50	27.3	↓-0.8
4/20 08:00	26.7	↓-0.6
4/20 08:10	26.5	↓-0.2	干潮
4/20 08:20	26.6	↑0.1
4/20 08:30	26.9	↑0.3
4/20 08:40	27.6	↑0.7
4/20 08:50	28.5	↑0.9
4/20 09:00	29.7	↑1.2
4/20 09:10	31.3	↑1.6
4/20 09:20	33.1	↑1.8
4/20 09:30	35.1	↑2.0
4/20 09:40	37.4	↑2.3
4/20 09:50	39.9	↑2.5
4/20 10:00	42.6	↑2.7
4/20 10:10	45.6	↑3.0
4/20 10:20	48.7	↑3.1
4/20 10:30	51.9	↑3.2
4/20 10:40	55.3	↑3.4
4/20 10:50	58.8	↑3.5
4/20 11:00	62.4	↑3.6
4/20 11:10	66.0	↑3.6
4/20 11:20	69.7	↑3.7	最大潮位差
4/20 11:30	73.4	↑3.7	最大潮位差
4/20 11:40	77.0	↑3.6
4/20 11:50	80.7	↑3.7	最大潮位差
4/20 12:00	84.2	↑3.5
4/20 12:10	87.7	↑3.5
4/20 12:20	91.1	↑3.4
4/20 12:30	94.3	↑3.2
4/20 12:40	97.4	↑3.1
4/20 12:50	100.3	↑2.9
4/20 13:00	103.0	↑2.7
4/20 13:10	105.6	↑2.6
4/20 13:20	107.8	↑2.2
4/20 13:30	109.9	↑2.1
4/20 13:40	111.7	↑1.8
4/20 13:50	113.2	↑1.5
4/20 14:00	114.5	↑1.3
4/20 14:10	115.4	↑0.9
4/20 14:20	116.1	↑0.7
4/20 14:30	116.5	↑0.4	満潮
4/20 14:40	116.7	↑0.2	満潮
4/20 14:50	116.5	↓-0.2
4/20 15:00	116.1	↓-0.4
4/20 15:10	115.3	↓-0.8
4/20 15:20	114.4	↓-0.9
4/20 15:30	113.1	↓-1.3
4/20 15:40	111.6	↓-1.5
4/20 15:50	109.9	↓-1.7
4/20 16:00	108.0	↓-1.9
4/20 16:10	105.9	↓-2.1
4/20 16:20	103.5	↓-2.4
4/20 16:30	101.1	↓-2.4
4/20 16:40	98.4	↓-2.7
4/20 16:50	95.7	↓-2.7
4/20 17:00	92.9	↓-2.8
4/20 17:10	89.9	↓-3.0
4/20 17:20	87.0	↓-2.9
4/20 17:30	84.0	↓-3.0
4/20 17:40	81.0	↓-3.0
4/20 17:50	78.0	↓-3.0
4/20 18:00	75.1	↓-2.9
4/20 18:10	72.2	↓-2.9
4/20 18:20	69.4	↓-2.8
4/20 18:30	66.8	↓-2.6
4/20 18:40	64.2	↓-2.6
4/20 18:50	61.9	↓-2.3
4/20 19:00	59.7	↓-2.2
4/20 19:10	57.7	↓-2.0
4/20 19:20	55.9	↓-1.8
4/20 19:30	54.3	↓-1.6
4/20 19:40	53.0	↓-1.3
4/20 19:50	51.9	↓-1.1
4/20 20:00	51.0	↓-0.9
4/20 20:10	50.5	↓-0.5
4/20 20:20	50.2	↓-0.3	干潮
4/20 20:30	50.1	↓-0.1
4/20 20:40	50.4	↑0.3
4/20 20:50	50.9	↑0.5
4/20 21:00	51.7	↑0.8
4/20 21:10	52.7	↑1.0
4/20 21:20	54.0	↑1.3
4/20 21:30	55.6	↑1.6
4/20 21:40	57.4	↑1.8
4/20 21:50	59.4	↑2.0
4/20 22:00	61.6	↑2.2
4/20 22:10	64.0	↑2.4
4/20 22:20	66.6	↑2.6
4/20 22:30	69.4	↑2.8
4/20 22:40	72.2	↑2.8
4/20 22:50	75.2	↑3.0
4/20 23:00	78.3	↑3.1
4/20 23:10	81.4	↑3.1
4/20 23:20	84.6	↑3.2
4/20 23:30	87.7	↑3.1
4/20 23:40	90.9	↑3.2
4/20 23:50	94.0	↑3.1