20 (日)	08:37	17:27	-	-
	85cm	29cm	-	-
小潮 出 04:30 入 18:12 出 01:32 入 11:42

コイセボイ（北海道）2036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	52.3	↑0.3
4/20 00:10	52.6	↑0.3
4/20 00:20	52.8	↑0.2
4/20 00:30	53.1	↑0.3
4/20 00:40	53.4	↑0.3
4/20 00:50	53.7	↑0.3
4/20 01:00	54.1	↑0.4
4/20 01:10	54.4	↑0.3
4/20 01:20	54.8	↑0.4
4/20 01:30	55.1	↑0.3
4/20 01:40	55.5	↑0.4
4/20 01:50	56.0	↑0.5
4/20 02:00	56.5	↑0.5
4/20 02:10	57.0	↑0.5
4/20 02:20	57.5	↑0.5
4/20 02:30	58.1	↑0.6
4/20 02:40	58.7	↑0.6
4/20 02:50	59.3	↑0.6
4/20 03:00	60.0	↑0.7
4/20 03:10	60.7	↑0.7
4/20 03:20	61.4	↑0.7
4/20 03:30	62.2	↑0.8
4/20 03:40	63.0	↑0.8
4/20 03:50	63.8	↑0.8
4/20 04:00	64.7	↑0.9
4/20 04:10	65.6	↑0.9
4/20 04:20	66.5	↑0.9
4/20 04:30	67.4	↑0.9
4/20 04:40	68.4	↑1.0
4/20 04:50	69.3	↑0.9
4/20 05:00	70.3	↑1.0
4/20 05:10	71.2	↑0.9
4/20 05:20	72.2	↑1.0
4/20 05:30	73.2	↑1.0
4/20 05:40	74.1	↑0.9
4/20 05:50	75.1	↑1.0
4/20 06:00	76.0	↑0.9
4/20 06:10	76.9	↑0.9
4/20 06:20	77.8	↑0.9
4/20 06:30	78.6	↑0.8
4/20 06:40	79.4	↑0.8
4/20 06:50	80.2	↑0.8
4/20 07:00	80.9	↑0.7
4/20 07:10	81.6	↑0.7
4/20 07:20	82.2	↑0.6
4/20 07:30	82.7	↑0.5
4/20 07:40	83.2	↑0.5
4/20 07:50	83.6	↑0.4
4/20 08:00	83.9	↑0.3
4/20 08:10	84.2	↑0.3
4/20 08:20	84.4	↑0.2
4/20 08:30	84.5	↑0.1	満潮
4/20 08:40	84.5	0
4/20 08:50	84.4	↓-0.1
4/20 09:00	84.2	↓-0.2
4/20 09:10	84.0	↓-0.2
4/20 09:20	83.6	↓-0.4
4/20 09:30	83.2	↓-0.4
4/20 09:40	82.7	↓-0.5
4/20 09:50	82.1	↓-0.6
4/20 10:00	81.3	↓-0.8
4/20 10:10	80.6	↓-0.7
4/20 10:20	79.7	↓-0.9
4/20 10:30	78.7	↓-1.0
4/20 10:40	77.7	↓-1.0
4/20 10:50	76.5	↓-1.2
4/20 11:00	75.3	↓-1.2
4/20 11:10	74.1	↓-1.2
4/20 11:20	72.7	↓-1.4
4/20 11:30	71.3	↓-1.4
4/20 11:40	69.9	↓-1.4
4/20 11:50	68.4	↓-1.5
4/20 12:00	66.8	↓-1.6
4/20 12:10	65.2	↓-1.6
4/20 12:20	63.6	↓-1.6
4/20 12:30	61.9	↓-1.7	最大潮位差
4/20 12:40	60.2	↓-1.7	最大潮位差
4/20 12:50	58.5	↓-1.7	最大潮位差
4/20 13:00	56.8	↓-1.7	最大潮位差
4/20 13:10	55.1	↓-1.7	最大潮位差
4/20 13:20	53.4	↓-1.7	最大潮位差
4/20 13:30	51.7	↓-1.7	最大潮位差
4/20 13:40	50.1	↓-1.6
4/20 13:50	48.4	↓-1.7	最大潮位差
4/20 14:00	46.8	↓-1.6
4/20 14:10	45.2	↓-1.6
4/20 14:20	43.7	↓-1.5
4/20 14:30	42.2	↓-1.5
4/20 14:40	40.8	↓-1.4
4/20 14:50	39.4	↓-1.4
4/20 15:00	38.1	↓-1.3
4/20 15:10	36.8	↓-1.3
4/20 15:20	35.7	↓-1.1
4/20 15:30	34.6	↓-1.1
4/20 15:40	33.6	↓-1.0
4/20 15:50	32.6	↓-1.0
4/20 16:00	31.8	↓-0.8
4/20 16:10	31.1	↓-0.7
4/20 16:20	30.4	↓-0.7
4/20 16:30	29.8	↓-0.6
4/20 16:40	29.4	↓-0.4
4/20 16:50	29.0	↓-0.4
4/20 17:00	28.7	↓-0.3
4/20 17:10	28.5	↓-0.2
4/20 17:20	28.4	↓-0.1	干潮
4/20 17:30	28.4	0
4/20 17:40	28.5	↑0.1
4/20 17:50	28.7	↑0.2
4/20 18:00	28.9	↑0.2
4/20 18:10	29.2	↑0.3
4/20 18:20	29.7	↑0.5
4/20 18:30	30.1	↑0.4
4/20 18:40	30.7	↑0.6
4/20 18:50	31.3	↑0.6
4/20 19:00	32.0	↑0.7
4/20 19:10	32.7	↑0.7
4/20 19:20	33.5	↑0.8
4/20 19:30	34.3	↑0.8
4/20 19:40	35.2	↑0.9
4/20 19:50	36.1	↑0.9
4/20 20:00	37.0	↑0.9
4/20 20:10	37.9	↑0.9
4/20 20:20	38.9	↑1.0
4/20 20:30	39.9	↑1.0
4/20 20:40	40.8	↑0.9
4/20 20:50	41.8	↑1.0
4/20 21:00	42.8	↑1.0
4/20 21:10	43.8	↑1.0
4/20 21:20	44.7	↑0.9
4/20 21:30	45.6	↑0.9
4/20 21:40	46.6	↑1.0
4/20 21:50	47.4	↑0.8
4/20 22:00	48.3	↑0.9
4/20 22:10	49.1	↑0.8
4/20 22:20	49.9	↑0.8
4/20 22:30	50.6	↑0.7
4/20 22:40	51.3	↑0.7
4/20 22:50	52.0	↑0.7
4/20 23:00	52.6	↑0.6
4/20 23:10	53.1	↑0.5
4/20 23:20	53.6	↑0.5
4/20 23:30	54.1	↑0.5
4/20 23:40	54.5	↑0.4
4/20 23:50	54.9	↑0.4