20 (土)	01:15	09:17	16:23	18:27
	113cm	10cm	60cm	59cm
大潮 出 03:38 入 19:09 出 02:43 入 18:07 潮干狩り ◎ 07:13～11:34

コイセボイ（北海道）2020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	107.6	↑1.3
6/20 00:10	108.8	↑1.2
6/20 00:20	109.9	↑1.1
6/20 00:30	110.8	↑0.9
6/20 00:40	111.5	↑0.7
6/20 00:50	112.0	↑0.5
6/20 01:00	112.4	↑0.4
6/20 01:10	112.6	↑0.2	満潮
6/20 01:20	112.5	↓-0.1
6/20 01:30	112.3	↓-0.2
6/20 01:40	111.9	↓-0.4
6/20 01:50	111.2	↓-0.7
6/20 02:00	110.4	↓-0.8
6/20 02:10	109.3	↓-1.1
6/20 02:20	108.1	↓-1.2
6/20 02:30	106.6	↓-1.5
6/20 02:40	105.0	↓-1.6
6/20 02:50	103.1	↓-1.9
6/20 03:00	101.1	↓-2.0
6/20 03:10	98.9	↓-2.2
6/20 03:20	96.5	↓-2.4
6/20 03:30	94.0	↓-2.5
6/20 03:40	91.3	↓-2.7
6/20 03:50	88.4	↓-2.9
6/20 04:00	85.5	↓-2.9
6/20 04:10	82.4	↓-3.1
6/20 04:20	79.3	↓-3.1
6/20 04:30	76.0	↓-3.3
6/20 04:40	72.7	↓-3.3
6/20 04:50	69.3	↓-3.4
6/20 05:00	65.9	↓-3.4
6/20 05:10	62.5	↓-3.4
6/20 05:20	59.0	↓-3.5	最大潮位差
6/20 05:30	55.6	↓-3.4
6/20 05:40	52.2	↓-3.4
6/20 05:50	48.8	↓-3.4
6/20 06:00	45.5	↓-3.3
6/20 06:10	42.3	↓-3.2
6/20 06:20	39.1	↓-3.2
6/20 06:30	36.1	↓-3.0
6/20 06:40	33.2	↓-2.9
6/20 06:50	30.4	↓-2.8
6/20 07:00	27.7	↓-2.7
6/20 07:10	25.2	↓-2.5
6/20 07:20	22.8	↓-2.4
6/20 07:30	20.7	↓-2.1
6/20 07:40	18.7	↓-2.0
6/20 07:50	16.8	↓-1.9
6/20 08:00	15.2	↓-1.6
6/20 08:10	13.8	↓-1.4
6/20 08:20	12.6	↓-1.2
6/20 08:30	11.6	↓-1.0
6/20 08:40	10.7	↓-0.9
6/20 08:50	10.1	↓-0.6
6/20 09:00	9.7	↓-0.4
6/20 09:10	9.5	↓-0.2	干潮
6/20 09:20	9.5	0
6/20 09:30	9.7	↑0.2
6/20 09:40	10.0	↑0.3
6/20 09:50	10.6	↑0.6
6/20 10:00	11.3	↑0.7
6/20 10:10	12.2	↑0.9
6/20 10:20	13.2	↑1.0
6/20 10:30	14.4	↑1.2
6/20 10:40	15.7	↑1.3
6/20 10:50	17.2	↑1.5
6/20 11:00	18.7	↑1.5
6/20 11:10	20.4	↑1.7
6/20 11:20	22.1	↑1.7
6/20 11:30	23.9	↑1.8
6/20 11:40	25.7	↑1.8
6/20 11:50	27.6	↑1.9
6/20 12:00	29.6	↑2.0
6/20 12:10	31.5	↑1.9
6/20 12:20	33.4	↑1.9
6/20 12:30	35.4	↑2.0
6/20 12:40	37.3	↑1.9
6/20 12:50	39.2	↑1.9
6/20 13:00	41.1	↑1.9
6/20 13:10	42.9	↑1.8
6/20 13:20	44.6	↑1.7
6/20 13:30	46.3	↑1.7
6/20 13:40	47.8	↑1.5
6/20 13:50	49.3	↑1.5
6/20 14:00	50.7	↑1.4
6/20 14:10	52.1	↑1.4
6/20 14:20	53.3	↑1.2
6/20 14:30	54.4	↑1.1
6/20 14:40	55.4	↑1.0
6/20 14:50	56.2	↑0.8
6/20 15:00	57.0	↑0.8
6/20 15:10	57.7	↑0.7
6/20 15:20	58.3	↑0.6
6/20 15:30	58.7	↑0.4
6/20 15:40	59.1	↑0.4
6/20 15:50	59.4	↑0.3
6/20 16:00	59.6	↑0.2
6/20 16:10	59.7	↑0.1
6/20 16:20	59.8	↑0.1	満潮
6/20 16:30	59.7	↓-0.1
6/20 16:40	59.7	0
6/20 16:50	59.6	↓-0.1
6/20 17:00	59.4	↓-0.2
6/20 17:10	59.2	↓-0.2
6/20 17:20	59.0	↓-0.2
6/20 17:30	58.8	↓-0.2
6/20 17:40	58.6	↓-0.2
6/20 17:50	58.5	↓-0.1
6/20 18:00	58.3	↓-0.2
6/20 18:10	58.2	↓-0.1
6/20 18:20	58.2	0	干潮
6/20 18:30	58.2	0
6/20 18:40	58.2	0
6/20 18:50	58.4	↑0.2
6/20 19:00	58.6	↑0.2
6/20 19:10	58.9	↑0.3
6/20 19:20	59.3	↑0.4
6/20 19:30	59.8	↑0.5
6/20 19:40	60.4	↑0.6
6/20 19:50	61.2	↑0.8
6/20 20:00	62.0	↑0.8
6/20 20:10	63.0	↑1.0
6/20 20:20	64.1	↑1.1
6/20 20:30	65.3	↑1.2
6/20 20:40	66.6	↑1.3
6/20 20:50	68.1	↑1.5
6/20 21:00	69.6	↑1.5
6/20 21:10	71.3	↑1.7
6/20 21:20	73.0	↑1.7
6/20 21:30	74.9	↑1.9
6/20 21:40	76.8	↑1.9
6/20 21:50	78.8	↑2.0
6/20 22:00	80.9	↑2.1
6/20 22:10	83.1	↑2.2
6/20 22:20	85.3	↑2.2
6/20 22:30	87.5	↑2.2
6/20 22:40	89.7	↑2.2
6/20 22:50	92.0	↑2.3
6/20 23:00	94.3	↑2.3
6/20 23:10	96.5	↑2.2
6/20 23:20	98.7	↑2.2
6/20 23:30	100.9	↑2.2
6/20 23:40	103.0	↑2.1
6/20 23:50	105.0	↑2.0