12 (月)	03:20	09:39	15:58	21:45
	143cm	28cm	140cm	53cm
大潮 出 04:55 入 18:09 出 05:15 入 18:11 潮干狩り ○ 08:27～10:50

東静内（北海道）2021年04月12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
4/12 00:00	86.8	↑4.1
4/12 00:10	90.9	↑4.1
4/12 00:20	95.0	↑4.1
4/12 00:30	99.2	↑4.2
4/12 00:40	103.3	↑4.1
4/12 00:50	107.3	↑4.0
4/12 01:00	111.2	↑3.9
4/12 01:10	115.0	↑3.8
4/12 01:20	118.7	↑3.7
4/12 01:30	122.1	↑3.4
4/12 01:40	125.4	↑3.3
4/12 01:50	128.4	↑3.0
4/12 02:00	131.2	↑2.8
4/12 02:10	133.7	↑2.5
4/12 02:20	135.9	↑2.2
4/12 02:30	137.8	↑1.9
4/12 02:40	139.3	↑1.5
4/12 02:50	140.5	↑1.2
4/12 03:00	141.4	↑0.9
4/12 03:10	141.9	↑0.5	満潮
4/12 03:20	142.1	↑0.2	満潮
4/12 03:30	141.8	↓-0.3
4/12 03:40	141.2	↓-0.6
4/12 03:50	140.3	↓-0.9
4/12 04:00	138.9	↓-1.4
4/12 04:10	137.2	↓-1.7
4/12 04:20	135.2	↓-2.0
4/12 04:30	132.8	↓-2.4
4/12 04:40	130.1	↓-2.7
4/12 04:50	127.1	↓-3.0
4/12 05:00	123.8	↓-3.3
4/12 05:10	120.2	↓-3.6
4/12 05:20	116.4	↓-3.8
4/12 05:30	112.3	↓-4.1
4/12 05:40	108.1	↓-4.2
4/12 05:50	103.6	↓-4.5
4/12 06:00	99.1	↓-4.5
4/12 06:10	94.4	↓-4.7
4/12 06:20	89.7	↓-4.7
4/12 06:30	84.9	↓-4.8	最大潮位差
4/12 06:40	80.1	↓-4.8	最大潮位差
4/12 06:50	75.4	↓-4.7
4/12 07:00	70.7	↓-4.7
4/12 07:10	66.1	↓-4.6
4/12 07:20	61.6	↓-4.5
4/12 07:30	57.3	↓-4.3
4/12 07:40	53.2	↓-4.1
4/12 07:50	49.3	↓-3.9
4/12 08:00	45.6	↓-3.7
4/12 08:10	42.2	↓-3.4
4/12 08:20	39.2	↓-3.0
4/12 08:30	36.4	↓-2.8
4/12 08:40	34.0	↓-2.4
4/12 08:50	31.9	↓-2.1
4/12 09:00	30.2	↓-1.7
4/12 09:10	28.9	↓-1.3
4/12 09:20	28.0	↓-0.9
4/12 09:30	27.5	↓-0.5	干潮
4/12 09:40	27.4	↓-0.1
4/12 09:50	27.7	↑0.3
4/12 10:00	28.4	↑0.7
4/12 10:10	29.4	↑1.0
4/12 10:20	30.9	↑1.5
4/12 10:30	32.7	↑1.8
4/12 10:40	34.9	↑2.2
4/12 10:50	37.5	↑2.6
4/12 11:00	40.3	↑2.8
4/12 11:10	43.5	↑3.2
4/12 11:20	46.9	↑3.4
4/12 11:30	50.6	↑3.7
4/12 11:40	54.5	↑3.9
4/12 11:50	58.6	↑4.1
4/12 12:00	62.8	↑4.2
4/12 12:10	67.3	↑4.5
4/12 12:20	71.8	↑4.5
4/12 12:30	76.4	↑4.6
4/12 12:40	81.0	↑4.6
4/12 12:50	85.6	↑4.6
4/12 13:00	90.2	↑4.6
4/12 13:10	94.8	↑4.6
4/12 13:20	99.3	↑4.5
4/12 13:30	103.6	↑4.3
4/12 13:40	107.9	↑4.3
4/12 13:50	111.9	↑4.0
4/12 14:00	115.7	↑3.8
4/12 14:10	119.4	↑3.7
4/12 14:20	122.8	↑3.4
4/12 14:30	125.9	↑3.1
4/12 14:40	128.7	↑2.8
4/12 14:50	131.2	↑2.5
4/12 15:00	133.4	↑2.2
4/12 15:10	135.3	↑1.9
4/12 15:20	136.8	↑1.5
4/12 15:30	137.9	↑1.1
4/12 15:40	138.7	↑0.8
4/12 15:50	139.2	↑0.5	満潮
4/12 16:00	139.2	0
4/12 16:10	139.0	↓-0.2
4/12 16:20	138.3	↓-0.7
4/12 16:30	137.3	↓-1.0
4/12 16:40	136.0	↓-1.3
4/12 16:50	134.3	↓-1.7
4/12 17:00	132.3	↓-2.0
4/12 17:10	130.1	↓-2.2
4/12 17:20	127.5	↓-2.6
4/12 17:30	124.7	↓-2.8
4/12 17:40	121.6	↓-3.1
4/12 17:50	118.4	↓-3.2
4/12 18:00	115.0	↓-3.4
4/12 18:10	111.4	↓-3.6
4/12 18:20	107.6	↓-3.8
4/12 18:30	103.8	↓-3.8
4/12 18:40	99.9	↓-3.9
4/12 18:50	96.0	↓-3.9
4/12 19:00	92.1	↓-3.9
4/12 19:10	88.2	↓-3.9
4/12 19:20	84.4	↓-3.8
4/12 19:30	80.7	↓-3.7
4/12 19:40	77.0	↓-3.7
4/12 19:50	73.6	↓-3.4
4/12 20:00	70.3	↓-3.3
4/12 20:10	67.2	↓-3.1
4/12 20:20	64.4	↓-2.8
4/12 20:30	61.8	↓-2.6
4/12 20:40	59.5	↓-2.3
4/12 20:50	57.5	↓-2.0
4/12 21:00	55.8	↓-1.7
4/12 21:10	54.4	↓-1.4
4/12 21:20	53.4	↓-1.0
4/12 21:30	52.7	↓-0.7
4/12 21:40	52.4	↓-0.3	干潮
4/12 21:50	52.5	↑0.1
4/12 22:00	52.9	↑0.4
4/12 22:10	53.6	↑0.7
4/12 22:20	54.7	↑1.1
4/12 22:30	56.2	↑1.5
4/12 22:40	58.0	↑1.8
4/12 22:50	60.1	↑2.1
4/12 23:00	62.5	↑2.4
4/12 23:10	65.2	↑2.7
4/12 23:20	68.2	↑3.0
4/12 23:30	71.4	↑3.2
4/12 23:40	74.8	↑3.4
4/12 23:50	78.4	↑3.6