20 (土)	03:19	09:48	16:21	22:03
	145cm	12cm	148cm	60cm
大潮 出 04:43 入 18:17 出 19:08 入 05:23 潮干狩り ◎ 07:56～11:39

東静内（北海道）2019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	87.5	↑4.1
4/20 00:10	91.6	↑4.1
4/20 00:20	95.8	↑4.2
4/20 00:30	100.0	↑4.2
4/20 00:40	104.2	↑4.2
4/20 00:50	108.3	↑4.1
4/20 01:00	112.4	↑4.1
4/20 01:10	116.3	↑3.9
4/20 01:20	120.1	↑3.8
4/20 01:30	123.7	↑3.6
4/20 01:40	127.1	↑3.4
4/20 01:50	130.3	↑3.2
4/20 02:00	133.2	↑2.9
4/20 02:10	135.8	↑2.6
4/20 02:20	138.1	↑2.3
4/20 02:30	140.1	↑2.0
4/20 02:40	141.7	↑1.6
4/20 02:50	143.0	↑1.3
4/20 03:00	143.8	↑0.8
4/20 03:10	144.4	↑0.6	満潮
4/20 03:20	144.5	↑0.1
4/20 03:30	144.2	↓-0.3
4/20 03:40	143.5	↓-0.7
4/20 03:50	142.4	↓-1.1
4/20 04:00	140.9	↓-1.5
4/20 04:10	139.0	↓-1.9
4/20 04:20	136.7	↓-2.3
4/20 04:30	134.1	↓-2.6
4/20 04:40	131.1	↓-3.0
4/20 04:50	127.7	↓-3.4
4/20 05:00	124.1	↓-3.6
4/20 05:10	120.1	↓-4.0
4/20 05:20	115.9	↓-4.2
4/20 05:30	111.3	↓-4.6
4/20 05:40	106.6	↓-4.7
4/20 05:50	101.7	↓-4.9
4/20 06:00	96.6	↓-5.1
4/20 06:10	91.4	↓-5.2
4/20 06:20	86.1	↓-5.3
4/20 06:30	80.7	↓-5.4
4/20 06:40	75.3	↓-5.4
4/20 06:50	69.9	↓-5.4
4/20 07:00	64.5	↓-5.4
4/20 07:10	59.2	↓-5.3
4/20 07:20	54.1	↓-5.1
4/20 07:30	49.1	↓-5.0
4/20 07:40	44.2	↓-4.9
4/20 07:50	39.6	↓-4.6
4/20 08:00	35.3	↓-4.3
4/20 08:10	31.2	↓-4.1
4/20 08:20	27.5	↓-3.7
4/20 08:30	24.1	↓-3.4
4/20 08:40	21.0	↓-3.1
4/20 08:50	18.3	↓-2.7
4/20 09:00	16.1	↓-2.2
4/20 09:10	14.2	↓-1.9
4/20 09:20	12.8	↓-1.4
4/20 09:30	11.8	↓-1.0
4/20 09:40	11.3	↓-0.5	干潮
4/20 09:50	11.2	↓-0.1
4/20 10:00	11.6	↑0.4
4/20 10:10	12.4	↑0.8
4/20 10:20	13.6	↑1.2
4/20 10:30	15.3	↑1.7
4/20 10:40	17.5	↑2.2
4/20 10:50	20.0	↑2.5
4/20 11:00	22.9	↑2.9
4/20 11:10	26.2	↑3.3
4/20 11:20	29.9	↑3.7
4/20 11:30	33.9	↑4.0
4/20 11:40	38.1	↑4.2
4/20 11:50	42.7	↑4.6
4/20 12:00	47.4	↑4.7
4/20 12:10	52.4	↑5.0
4/20 12:20	57.6	↑5.2
4/20 12:30	62.9	↑5.3
4/20 12:40	68.3	↑5.4
4/20 12:50	73.7	↑5.4
4/20 13:00	79.2	↑5.5	最大潮位差
4/20 13:10	84.7	↑5.5	最大潮位差
4/20 13:20	90.2	↑5.5	最大潮位差
4/20 13:30	95.5	↑5.3
4/20 13:40	100.8	↑5.3
4/20 13:50	105.9	↑5.1
4/20 14:00	110.8	↑4.9
4/20 14:10	115.6	↑4.8
4/20 14:20	120.1	↑4.5
4/20 14:30	124.3	↑4.2
4/20 14:40	128.2	↑3.9
4/20 14:50	131.9	↑3.7
4/20 15:00	135.1	↑3.2
4/20 15:10	138.1	↑3.0
4/20 15:20	140.7	↑2.6
4/20 15:30	142.9	↑2.2
4/20 15:40	144.7	↑1.8
4/20 15:50	146.1	↑1.4
4/20 16:00	147.1	↑1.0
4/20 16:10	147.7	↑0.6
4/20 16:20	147.9	↑0.2	満潮
4/20 16:30	147.7	↓-0.2
4/20 16:40	147.2	↓-0.5
4/20 16:50	146.2	↓-1.0
4/20 17:00	144.9	↓-1.3
4/20 17:10	143.2	↓-1.7
4/20 17:20	141.2	↓-2.0
4/20 17:30	138.8	↓-2.4
4/20 17:40	136.2	↓-2.6
4/20 17:50	133.3	↓-2.9
4/20 18:00	130.1	↓-3.2
4/20 18:10	126.8	↓-3.3
4/20 18:20	123.2	↓-3.6
4/20 18:30	119.5	↓-3.7
4/20 18:40	115.6	↓-3.9
4/20 18:50	111.7	↓-3.9
4/20 19:00	107.7	↓-4.0
4/20 19:10	103.7	↓-4.0
4/20 19:20	99.6	↓-4.1
4/20 19:30	95.7	↓-3.9
4/20 19:40	91.7	↓-4.0
4/20 19:50	87.9	↓-3.8
4/20 20:00	84.2	↓-3.7
4/20 20:10	80.7	↓-3.5
4/20 20:20	77.4	↓-3.3
4/20 20:30	74.3	↓-3.1
4/20 20:40	71.4	↓-2.9
4/20 20:50	68.8	↓-2.6
4/20 21:00	66.5	↓-2.3
4/20 21:10	64.5	↓-2.0
4/20 21:20	62.8	↓-1.7
4/20 21:30	61.5	↓-1.3
4/20 21:40	60.5	↓-1.0
4/20 21:50	59.9	↓-0.6
4/20 22:00	59.6	↓-0.3	干潮
4/20 22:10	59.7	↑0.1
4/20 22:20	60.1	↑0.4
4/20 22:30	61.0	↑0.9
4/20 22:40	62.2	↑1.2
4/20 22:50	63.7	↑1.5
4/20 23:00	65.6	↑1.9
4/20 23:10	67.8	↑2.2
4/20 23:20	70.2	↑2.4
4/20 23:30	73.0	↑2.8
4/20 23:40	76.1	↑3.1
4/20 23:50	79.4	↑3.3