20 (日)	05:15	12:36	19:28	-
	148cm	15cm	118cm	-
中潮 出 04:43 入 18:17 出 23:20 入 08:20 潮干狩り ◎ 10:30～14:42

東静内（北海道）2014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	89.1	↑0.5
4/20 00:10	89.8	↑0.7
4/20 00:20	90.8	↑1.0
4/20 00:30	91.9	↑1.1
4/20 00:40	93.2	↑1.3
4/20 00:50	94.7	↑1.5
4/20 01:00	96.3	↑1.6
4/20 01:10	98.1	↑1.8
4/20 01:20	100.1	↑2.0
4/20 01:30	102.3	↑2.2
4/20 01:40	104.5	↑2.2
4/20 01:50	106.9	↑2.4
4/20 02:00	109.4	↑2.5
4/20 02:10	112.0	↑2.6
4/20 02:20	114.6	↑2.6
4/20 02:30	117.3	↑2.7
4/20 02:40	120.0	↑2.7
4/20 02:50	122.8	↑2.8
4/20 03:00	125.5	↑2.7
4/20 03:10	128.1	↑2.6
4/20 03:20	130.7	↑2.6
4/20 03:30	133.2	↑2.5
4/20 03:40	135.6	↑2.4
4/20 03:50	137.9	↑2.3
4/20 04:00	140.0	↑2.1
4/20 04:10	141.8	↑1.8
4/20 04:20	143.5	↑1.7
4/20 04:30	144.9	↑1.4
4/20 04:40	146.1	↑1.2
4/20 04:50	147.0	↑0.9
4/20 05:00	147.6	↑0.6
4/20 05:10	147.9	↑0.3	満潮
4/20 05:20	147.8	↓-0.1
4/20 05:30	147.5	↓-0.3
4/20 05:40	146.7	↓-0.8
4/20 05:50	145.7	↓-1.0
4/20 06:00	144.3	↓-1.4
4/20 06:10	142.6	↓-1.7
4/20 06:20	140.5	↓-2.1
4/20 06:30	138.1	↓-2.4
4/20 06:40	135.4	↓-2.7
4/20 06:50	132.4	↓-3.0
4/20 07:00	129.1	↓-3.3
4/20 07:10	125.6	↓-3.5
4/20 07:20	121.8	↓-3.8
4/20 07:30	117.7	↓-4.1
4/20 07:40	113.5	↓-4.2
4/20 07:50	109.1	↓-4.4
4/20 08:00	104.6	↓-4.5
4/20 08:10	99.9	↓-4.7
4/20 08:20	95.2	↓-4.7
4/20 08:30	90.3	↓-4.9	最大潮位差
4/20 08:40	85.5	↓-4.8
4/20 08:50	80.6	↓-4.9	最大潮位差
4/20 09:00	75.8	↓-4.8
4/20 09:10	71.0	↓-4.8
4/20 09:20	66.3	↓-4.7
4/20 09:30	61.6	↓-4.7
4/20 09:40	57.1	↓-4.5
4/20 09:50	52.8	↓-4.3
4/20 10:00	48.6	↓-4.2
4/20 10:10	44.5	↓-4.1
4/20 10:20	40.7	↓-3.8
4/20 10:30	37.1	↓-3.6
4/20 10:40	33.7	↓-3.4
4/20 10:50	30.5	↓-3.2
4/20 11:00	27.6	↓-2.9
4/20 11:10	25.0	↓-2.6
4/20 11:20	22.6	↓-2.4
4/20 11:30	20.5	↓-2.1
4/20 11:40	18.7	↓-1.8
4/20 11:50	17.2	↓-1.5
4/20 12:00	16.0	↓-1.2
4/20 12:10	15.1	↓-0.9
4/20 12:20	14.5	↓-0.6
4/20 12:30	14.2	↓-0.3	干潮
4/20 12:40	14.2	0
4/20 12:50	14.5	↑0.3
4/20 13:00	15.2	↑0.7
4/20 13:10	16.1	↑0.9
4/20 13:20	17.3	↑1.2
4/20 13:30	18.8	↑1.5
4/20 13:40	20.6	↑1.8
4/20 13:50	22.7	↑2.1
4/20 14:00	25.0	↑2.3
4/20 14:10	27.6	↑2.6
4/20 14:20	30.4	↑2.8
4/20 14:30	33.4	↑3.0
4/20 14:40	36.7	↑3.3
4/20 14:50	40.1	↑3.4
4/20 15:00	43.7	↑3.6
4/20 15:10	47.4	↑3.7
4/20 15:20	51.2	↑3.8
4/20 15:30	55.2	↑4.0
4/20 15:40	59.2	↑4.0
4/20 15:50	63.2	↑4.0
4/20 16:00	67.3	↑4.1
4/20 16:10	71.3	↑4.0
4/20 16:20	75.3	↑4.0
4/20 16:30	79.2	↑3.9
4/20 16:40	83.1	↑3.9
4/20 16:50	86.8	↑3.7
4/20 17:00	90.4	↑3.6
4/20 17:10	93.8	↑3.4
4/20 17:20	97.0	↑3.2
4/20 17:30	100.1	↑3.1
4/20 17:40	102.9	↑2.8
4/20 17:50	105.5	↑2.6
4/20 18:00	107.8	↑2.3
4/20 18:10	109.9	↑2.1
4/20 18:20	111.7	↑1.8
4/20 18:30	113.2	↑1.5
4/20 18:40	114.5	↑1.3
4/20 18:50	115.5	↑1.0
4/20 19:00	116.3	↑0.8
4/20 19:10	116.8	↑0.5
4/20 19:20	117.1	↑0.3	満潮
4/20 19:30	117.1	0
4/20 19:40	117.0	↓-0.1
4/20 19:50	116.6	↓-0.4
4/20 20:00	116.0	↓-0.6
4/20 20:10	115.3	↓-0.7
4/20 20:20	114.5	↓-0.8
4/20 20:30	113.5	↓-1.0
4/20 20:40	112.4	↓-1.1
4/20 20:50	111.2	↓-1.2
4/20 21:00	109.9	↓-1.3
4/20 21:10	108.7	↓-1.2
4/20 21:20	107.3	↓-1.4
4/20 21:30	106.0	↓-1.3
4/20 21:40	104.7	↓-1.3
4/20 21:50	103.4	↓-1.3
4/20 22:00	102.1	↓-1.3
4/20 22:10	100.9	↓-1.2
4/20 22:20	99.7	↓-1.2
4/20 22:30	98.6	↓-1.1
4/20 22:40	97.6	↓-1.0
4/20 22:50	96.8	↓-0.8
4/20 23:00	96.0	↓-0.8
4/20 23:10	95.3	↓-0.7
4/20 23:20	94.7	↓-0.6
4/20 23:30	94.3	↓-0.4
4/20 23:40	94.0	↓-0.3
4/20 23:50	93.8	↓-0.2