20 (日)	02:11	10:32	-	-
	125cm	4cm	-	-
大潮 出 03:38 入 19:08 出 20:22 入 04:05 潮干狩り ◎ 08:10～13:22

コイセボイ（北海道）2027年06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
6/20 00:00	108.9	↑2.2
6/20 00:10	110.9	↑2.0
6/20 00:20	112.9	↑2.0
6/20 00:30	114.7	↑1.8
6/20 00:40	116.5	↑1.8
6/20 00:50	118.1	↑1.6
6/20 01:00	119.5	↑1.4
6/20 01:10	120.8	↑1.3
6/20 01:20	121.9	↑1.1
6/20 01:30	122.8	↑0.9
6/20 01:40	123.5	↑0.7
6/20 01:50	124.1	↑0.6
6/20 02:00	124.4	↑0.3
6/20 02:10	124.5	↑0.1	満潮
6/20 02:20	124.4	↓-0.1
6/20 02:30	124.0	↓-0.4
6/20 02:40	123.5	↓-0.5
6/20 02:50	122.7	↓-0.8
6/20 03:00	121.7	↓-1.0
6/20 03:10	120.4	↓-1.3
6/20 03:20	119.0	↓-1.4
6/20 03:30	117.3	↓-1.7
6/20 03:40	115.4	↓-1.9
6/20 03:50	113.3	↓-2.1
6/20 04:00	110.9	↓-2.4
6/20 04:10	108.4	↓-2.5
6/20 04:20	105.7	↓-2.7
6/20 04:30	102.8	↓-2.9
6/20 04:40	99.8	↓-3.0
6/20 04:50	96.6	↓-3.2
6/20 05:00	93.2	↓-3.4
6/20 05:10	89.8	↓-3.4
6/20 05:20	86.2	↓-3.6
6/20 05:30	82.5	↓-3.7
6/20 05:40	78.7	↓-3.8
6/20 05:50	74.9	↓-3.8
6/20 06:00	71.1	↓-3.8
6/20 06:10	67.2	↓-3.9	最大潮位差
6/20 06:20	63.3	↓-3.9	最大潮位差
6/20 06:30	59.4	↓-3.9	最大潮位差
6/20 06:40	55.5	↓-3.9	最大潮位差
6/20 06:50	51.6	↓-3.9	最大潮位差
6/20 07:00	47.9	↓-3.7
6/20 07:10	44.2	↓-3.7
6/20 07:20	40.5	↓-3.7
6/20 07:30	37.0	↓-3.5
6/20 07:40	33.6	↓-3.4
6/20 07:50	30.3	↓-3.3
6/20 08:00	27.2	↓-3.1
6/20 08:10	24.3	↓-2.9
6/20 08:20	21.5	↓-2.8
6/20 08:30	18.8	↓-2.7
6/20 08:40	16.4	↓-2.4
6/20 08:50	14.2	↓-2.2
6/20 09:00	12.1	↓-2.1
6/20 09:10	10.3	↓-1.8
6/20 09:20	8.7	↓-1.6
6/20 09:30	7.3	↓-1.4
6/20 09:40	6.1	↓-1.2
6/20 09:50	5.1	↓-1.0
6/20 10:00	4.3	↓-0.8
6/20 10:10	3.8	↓-0.5
6/20 10:20	3.5	↓-0.3
6/20 10:30	3.4	↓-0.1	干潮
6/20 10:40	3.4	0
6/20 10:50	3.7	↑0.3
6/20 11:00	4.2	↑0.5
6/20 11:10	4.8	↑0.6
6/20 11:20	5.6	↑0.8
6/20 11:30	6.6	↑1.0
6/20 11:40	7.7	↑1.1
6/20 11:50	8.9	↑1.2
6/20 12:00	10.3	↑1.4
6/20 12:10	11.8	↑1.5
6/20 12:20	13.4	↑1.6
6/20 12:30	15.1	↑1.7
6/20 12:40	16.8	↑1.7
6/20 12:50	18.6	↑1.8
6/20 13:00	20.5	↑1.9
6/20 13:10	22.4	↑1.9
6/20 13:20	24.3	↑1.9
6/20 13:30	26.2	↑1.9
6/20 13:40	28.1	↑1.9
6/20 13:50	30.0	↑1.9
6/20 14:00	31.8	↑1.8
6/20 14:10	33.6	↑1.8
6/20 14:20	35.4	↑1.8
6/20 14:30	37.1	↑1.7
6/20 14:40	38.8	↑1.7
6/20 14:50	40.4	↑1.6
6/20 15:00	41.9	↑1.5
6/20 15:10	43.3	↑1.4
6/20 15:20	44.6	↑1.3
6/20 15:30	45.8	↑1.2
6/20 15:40	47.0	↑1.2
6/20 15:50	48.0	↑1.0
6/20 16:00	48.9	↑0.9
6/20 16:10	49.8	↑0.9
6/20 16:20	50.5	↑0.7
6/20 16:30	51.2	↑0.7
6/20 16:40	51.8	↑0.6
6/20 16:50	52.2	↑0.4
6/20 17:00	52.7	↑0.5
6/20 17:10	53.0	↑0.3
6/20 17:20	53.3	↑0.3
6/20 17:30	53.5	↑0.2
6/20 17:40	53.7	↑0.2
6/20 17:50	53.8	↑0.1
6/20 18:00	53.9	↑0.1
6/20 18:10	54.0	↑0.1
6/20 18:20	54.1	↑0.1
6/20 18:30	54.1	0
6/20 18:40	54.2	↑0.1
6/20 18:50	54.3	↑0.1
6/20 19:00	54.5	↑0.2
6/20 19:10	54.7	↑0.2
6/20 19:20	54.9	↑0.2
6/20 19:30	55.2	↑0.3
6/20 19:40	55.5	↑0.3
6/20 19:50	56.0	↑0.5
6/20 20:00	56.5	↑0.5
6/20 20:10	57.1	↑0.6
6/20 20:20	57.8	↑0.7
6/20 20:30	58.7	↑0.9
6/20 20:40	59.6	↑0.9
6/20 20:50	60.6	↑1.0
6/20 21:00	61.8	↑1.2
6/20 21:10	63.0	↑1.2
6/20 21:20	64.4	↑1.4
6/20 21:30	65.9	↑1.5
6/20 21:40	67.5	↑1.6
6/20 21:50	69.2	↑1.7
6/20 22:00	71.1	↑1.9
6/20 22:10	73.0	↑1.9
6/20 22:20	75.0	↑2.0
6/20 22:30	77.1	↑2.1
6/20 22:40	79.3	↑2.2
6/20 22:50	81.6	↑2.3
6/20 23:00	83.9	↑2.3
6/20 23:10	86.3	↑2.4
6/20 23:20	88.7	↑2.4
6/20 23:30	91.2	↑2.5
6/20 23:40	93.6	↑2.4
6/20 23:50	96.1	↑2.5