20 (月)	03:59	11:11	18:08	22:54
	129cm	-19cm	109cm	73cm
中潮 出 04:50 入 18:19 出 06:08 入 22:05 潮干狩り ◎ 08:23～14:06

八戸（青森）2026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	76.5	↑2.1
4/20 00:10	78.8	↑2.3
4/20 00:20	81.2	↑2.4
4/20 00:30	83.8	↑2.6
4/20 00:40	86.4	↑2.6
4/20 00:50	89.2	↑2.8
4/20 01:00	92.0	↑2.8
4/20 01:10	94.8	↑2.8
4/20 01:20	97.7	↑2.9
4/20 01:30	100.6	↑2.9
4/20 01:40	103.5	↑2.9
4/20 01:50	106.3	↑2.8
4/20 02:00	109.1	↑2.8
4/20 02:10	111.8	↑2.7
4/20 02:20	114.4	↑2.6
4/20 02:30	116.9	↑2.5
4/20 02:40	119.2	↑2.3
4/20 02:50	121.3	↑2.1
4/20 03:00	123.2	↑1.9
4/20 03:10	124.9	↑1.7
4/20 03:20	126.3	↑1.4
4/20 03:30	127.4	↑1.1
4/20 03:40	128.2	↑0.8
4/20 03:50	128.6	↑0.4	満潮
4/20 04:00	128.7	↑0.1
4/20 04:10	128.5	↓-0.2
4/20 04:20	127.8	↓-0.7
4/20 04:30	126.8	↓-1.0
4/20 04:40	125.5	↓-1.3
4/20 04:50	123.7	↓-1.8
4/20 05:00	121.6	↓-2.1
4/20 05:10	119.1	↓-2.5
4/20 05:20	116.3	↓-2.8
4/20 05:30	113.2	↓-3.1
4/20 05:40	109.8	↓-3.4
4/20 05:50	106.1	↓-3.7
4/20 06:00	102.1	↓-4.0
4/20 06:10	97.9	↓-4.2
4/20 06:20	93.5	↓-4.4
4/20 06:30	88.9	↓-4.6
4/20 06:40	84.1	↓-4.8
4/20 06:50	79.2	↓-4.9
4/20 07:00	74.2	↓-5.0
4/20 07:10	69.0	↓-5.2
4/20 07:20	63.8	↓-5.2
4/20 07:30	58.5	↓-5.3	最大潮位差
4/20 07:40	53.2	↓-5.3	最大潮位差
4/20 07:50	47.9	↓-5.3	最大潮位差
4/20 08:00	42.6	↓-5.3	最大潮位差
4/20 08:10	37.3	↓-5.3	最大潮位差
4/20 08:20	32.1	↓-5.2
4/20 08:30	27.0	↓-5.1
4/20 08:40	22.0	↓-5.0
4/20 08:50	17.2	↓-4.8
4/20 09:00	12.6	↓-4.6
4/20 09:10	8.1	↓-4.5
4/20 09:20	3.9	↓-4.2
4/20 09:30	0.0	↓-3.9
4/20 09:40	-3.7	0
4/20 09:50	-7.0	↓-3.3
4/20 10:00	-10.0	↓-3.0
4/20 10:10	-12.6	↓-2.6
4/20 10:20	-14.9	↓-2.3
4/20 10:30	-16.7	↓-1.8
4/20 10:40	-18.1	↓-1.4
4/20 10:50	-19.2	↓-1.1
4/20 11:00	-19.8	↓-0.6
4/20 11:10	-19.9	↓-0.1	干潮
4/20 11:20	-19.7	↑0.2
4/20 11:30	-19.1	↑0.6
4/20 11:40	-18.1	↑1.0
4/20 11:50	-16.7	↑1.4
4/20 12:00	-14.9	↑1.8
4/20 12:10	-12.8	↑2.1
4/20 12:20	-10.4	↑2.4
4/20 12:30	-7.6	↑2.8
4/20 12:40	-4.6	↑3.0
4/20 12:50	-1.2	↑3.4
4/20 13:00	2.4	↑3.6
4/20 13:10	6.2	↑3.8
4/20 13:20	10.3	↑4.1
4/20 13:30	14.5	↑4.2
4/20 13:40	18.9	↑4.4
4/20 13:50	23.5	↑4.6
4/20 14:00	28.2	↑4.7
4/20 14:10	33.0	↑4.8
4/20 14:20	37.9	↑4.9
4/20 14:30	42.8	↑4.9
4/20 14:40	47.8	↑5.0
4/20 14:50	52.7	↑4.9
4/20 15:00	57.6	↑4.9
4/20 15:10	62.4	↑4.8
4/20 15:20	67.1	↑4.7
4/20 15:30	71.6	↑4.5
4/20 15:40	76.0	↑4.4
4/20 15:50	80.2	↑4.2
4/20 16:00	84.1	↑3.9
4/20 16:10	87.8	↑3.7
4/20 16:20	91.2	↑3.4
4/20 16:30	94.3	↑3.1
4/20 16:40	97.1	↑2.8
4/20 16:50	99.6	↑2.5
4/20 17:00	101.7	↑2.1
4/20 17:10	103.6	↑1.9
4/20 17:20	105.1	↑1.5
4/20 17:30	106.3	↑1.2
4/20 17:40	107.2	↑0.9
4/20 17:50	107.8	↑0.6
4/20 18:00	108.1	↑0.3	満潮
4/20 18:10	108.1	0
4/20 18:20	107.9	↓-0.2
4/20 18:30	107.5	↓-0.4
4/20 18:40	106.8	↓-0.7
4/20 18:50	106.0	↓-0.8
4/20 19:00	105.0	↓-1.0
4/20 19:10	103.8	↓-1.2
4/20 19:20	102.5	↓-1.3
4/20 19:30	101.0	↓-1.5
4/20 19:40	99.5	↓-1.5
4/20 19:50	97.8	↓-1.7
4/20 20:00	96.1	↓-1.7
4/20 20:10	94.3	↓-1.8
4/20 20:20	92.4	↓-1.9
4/20 20:30	90.5	↓-1.9
4/20 20:40	88.6	↓-1.9
4/20 20:50	86.8	↓-1.8
4/20 21:00	84.9	↓-1.9
4/20 21:10	83.1	↓-1.8
4/20 21:20	81.4	↓-1.7
4/20 21:30	79.7	↓-1.7
4/20 21:40	78.2	↓-1.5
4/20 21:50	76.8	↓-1.4
4/20 22:00	75.6	↓-1.2
4/20 22:10	74.6	↓-1.0
4/20 22:20	73.7	↓-0.9
4/20 22:30	73.1	↓-0.6
4/20 22:40	72.6	↓-0.5
4/20 22:50	72.4	↓-0.2	干潮
4/20 23:00	72.5	↑0.1
4/20 23:10	72.7	↑0.2
4/20 23:20	73.3	↑0.6
4/20 23:30	74.0	↑0.7
4/20 23:40	75.0	↑1.0
4/20 23:50	76.1	↑1.1