20 (火)	-	08:23	-	-
	-	15cm	-	-
中潮 出 03:38 入 19:09 出 01:02 入 16:47 潮干狩り ○ 06:30～10:29

コイセボイ（北海道）2028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	108.7	↓-0.1
6/20 00:10	108.4	↓-0.3
6/20 00:20	108.0	↓-0.4
6/20 00:30	107.4	↓-0.6
6/20 00:40	106.6	↓-0.8
6/20 00:50	105.7	↓-0.9
6/20 01:00	104.6	↓-1.1
6/20 01:10	103.3	↓-1.3
6/20 01:20	101.9	↓-1.4
6/20 01:30	100.3	↓-1.6
6/20 01:40	98.6	↓-1.7
6/20 01:50	96.7	↓-1.9
6/20 02:00	94.7	↓-2.0
6/20 02:10	92.5	↓-2.2
6/20 02:20	90.2	↓-2.3
6/20 02:30	87.8	↓-2.4
6/20 02:40	85.3	↓-2.5
6/20 02:50	82.7	↓-2.6
6/20 03:00	80.1	↓-2.6
6/20 03:10	77.3	↓-2.8
6/20 03:20	74.5	↓-2.8
6/20 03:30	71.6	↓-2.9
6/20 03:40	68.7	↓-2.9
6/20 03:50	65.7	↓-3.0	最大潮位差
6/20 04:00	62.7	↓-3.0	最大潮位差
6/20 04:10	59.8	↓-2.9
6/20 04:20	56.8	↓-3.0	最大潮位差
6/20 04:30	53.9	↓-2.9
6/20 04:40	50.9	↓-3.0	最大潮位差
6/20 04:50	48.1	↓-2.8
6/20 05:00	45.3	↓-2.8
6/20 05:10	42.5	↓-2.8
6/20 05:20	39.9	↓-2.6
6/20 05:30	37.3	↓-2.6
6/20 05:40	34.9	↓-2.4
6/20 05:50	32.5	↓-2.4
6/20 06:00	30.3	↓-2.2
6/20 06:10	28.2	↓-2.1
6/20 06:20	26.2	↓-2.0
6/20 06:30	24.3	↓-1.9
6/20 06:40	22.7	↓-1.6
6/20 06:50	21.1	↓-1.6
6/20 07:00	19.7	↓-1.4
6/20 07:10	18.5	↓-1.2
6/20 07:20	17.5	↓-1.0
6/20 07:30	16.6	↓-0.9
6/20 07:40	15.8	↓-0.8
6/20 07:50	15.2	↓-0.6
6/20 08:00	14.8	↓-0.4
6/20 08:10	14.6	↓-0.2
6/20 08:20	14.5	↓-0.1	干潮
6/20 08:30	14.5	0
6/20 08:40	14.7	↑0.2
6/20 08:50	15.1	↑0.4
6/20 09:00	15.5	↑0.4
6/20 09:10	16.1	↑0.6
6/20 09:20	16.9	↑0.8
6/20 09:30	17.7	↑0.8
6/20 09:40	18.7	↑1.0
6/20 09:50	19.7	↑1.0
6/20 10:00	20.8	↑1.1
6/20 10:10	22.0	↑1.2
6/20 10:20	23.3	↑1.3
6/20 10:30	24.7	↑1.4
6/20 10:40	26.1	↑1.4
6/20 10:50	27.5	↑1.4
6/20 11:00	28.9	↑1.4
6/20 11:10	30.4	↑1.5
6/20 11:20	31.9	↑1.5
6/20 11:30	33.4	↑1.5
6/20 11:40	34.9	↑1.5
6/20 11:50	36.4	↑1.5
6/20 12:00	37.8	↑1.4
6/20 12:10	39.2	↑1.4
6/20 12:20	40.6	↑1.4
6/20 12:30	42.0	↑1.4
6/20 12:40	43.3	↑1.3
6/20 12:50	44.5	↑1.2
6/20 13:00	45.7	↑1.2
6/20 13:10	46.8	↑1.1
6/20 13:20	47.9	↑1.1
6/20 13:30	48.9	↑1.0
6/20 13:40	49.8	↑0.9
6/20 13:50	50.7	↑0.9
6/20 14:00	51.5	↑0.8
6/20 14:10	52.2	↑0.7
6/20 14:20	52.9	↑0.7
6/20 14:30	53.5	↑0.6
6/20 14:40	54.1	↑0.6
6/20 14:50	54.6	↑0.5
6/20 15:00	55.0	↑0.4
6/20 15:10	55.4	↑0.4
6/20 15:20	55.8	↑0.4
6/20 15:30	56.1	↑0.3
6/20 15:40	56.4	↑0.3
6/20 15:50	56.7	↑0.3
6/20 16:00	57.0	↑0.3
6/20 16:10	57.3	↑0.3
6/20 16:20	57.5	↑0.2
6/20 16:30	57.8	↑0.3
6/20 16:40	58.1	↑0.3
6/20 16:50	58.4	↑0.3
6/20 17:00	58.8	↑0.4
6/20 17:10	59.2	↑0.4
6/20 17:20	59.6	↑0.4
6/20 17:30	60.1	↑0.5
6/20 17:40	60.6	↑0.5
6/20 17:50	61.2	↑0.6
6/20 18:00	61.9	↑0.7
6/20 18:10	62.6	↑0.7
6/20 18:20	63.4	↑0.8
6/20 18:30	64.3	↑0.9
6/20 18:40	65.2	↑0.9
6/20 18:50	66.3	↑1.1
6/20 19:00	67.4	↑1.1
6/20 19:10	68.6	↑1.2
6/20 19:20	69.9	↑1.3
6/20 19:30	71.3	↑1.4
6/20 19:40	72.7	↑1.4
6/20 19:50	74.3	↑1.6
6/20 20:00	75.8	↑1.5
6/20 20:10	77.5	↑1.7
6/20 20:20	79.2	↑1.7
6/20 20:30	81.0	↑1.8
6/20 20:40	82.8	↑1.8
6/20 20:50	84.7	↑1.9
6/20 21:00	86.6	↑1.9
6/20 21:10	88.5	↑1.9
6/20 21:20	90.5	↑2.0
6/20 21:30	92.4	↑1.9
6/20 21:40	94.3	↑1.9
6/20 21:50	96.3	↑2.0
6/20 22:00	98.1	↑1.8
6/20 22:10	100.0	↑1.9
6/20 22:20	101.8	↑1.8
6/20 22:30	103.5	↑1.7
6/20 22:40	105.2	↑1.7
6/20 22:50	106.8	↑1.6
6/20 23:00	108.3	↑1.5
6/20 23:10	109.7	↑1.4
6/20 23:20	110.9	↑1.2
6/20 23:30	112.1	↑1.2
6/20 23:40	113.1	↑1.0
6/20 23:50	113.9	↑0.8