2 (水)	09:45	18:23	-	-
	87cm	33cm	-	-
若潮 出 05:02 入 17:49 出 12:11 入 01:49

コイセボイ（北海道）2031年04月2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
4/2 00:00	51.0	↑0.3
4/2 00:10	51.3	↑0.3
4/2 00:20	51.6	↑0.3
4/2 00:30	51.9	↑0.3
4/2 00:40	52.2	↑0.3
4/2 00:50	52.5	↑0.3
4/2 01:00	52.7	↑0.2
4/2 01:10	53.0	↑0.3
4/2 01:20	53.3	↑0.3
4/2 01:30	53.6	↑0.3
4/2 01:40	53.9	↑0.3
4/2 01:50	54.2	↑0.3
4/2 02:00	54.6	↑0.4
4/2 02:10	54.9	↑0.3
4/2 02:20	55.3	↑0.4
4/2 02:30	55.7	↑0.4
4/2 02:40	56.1	↑0.4
4/2 02:50	56.6	↑0.5
4/2 03:00	57.1	↑0.5
4/2 03:10	57.6	↑0.5
4/2 03:20	58.2	↑0.6
4/2 03:30	58.8	↑0.6
4/2 03:40	59.4	↑0.6
4/2 03:50	60.1	↑0.7
4/2 04:00	60.8	↑0.7
4/2 04:10	61.5	↑0.7
4/2 04:20	62.3	↑0.8
4/2 04:30	63.1	↑0.8
4/2 04:40	63.9	↑0.8
4/2 04:50	64.8	↑0.9
4/2 05:00	65.7	↑0.9
4/2 05:10	66.6	↑0.9
4/2 05:20	67.5	↑0.9
4/2 05:30	68.5	↑1.0
4/2 05:40	69.5	↑1.0
4/2 05:50	70.5	↑1.0
4/2 06:00	71.5	↑1.0
4/2 06:10	72.5	↑1.0
4/2 06:20	73.5	↑1.0
4/2 06:30	74.5	↑1.0
4/2 06:40	75.5	↑1.0
4/2 06:50	76.5	↑1.0
4/2 07:00	77.5	↑1.0
4/2 07:10	78.4	↑0.9
4/2 07:20	79.4	↑1.0
4/2 07:30	80.3	↑0.9
4/2 07:40	81.1	↑0.8
4/2 07:50	82.0	↑0.9
4/2 08:00	82.7	↑0.7
4/2 08:10	83.5	↑0.8
4/2 08:20	84.1	↑0.6
4/2 08:30	84.7	↑0.6
4/2 08:40	85.3	↑0.6
4/2 08:50	85.8	↑0.5
4/2 09:00	86.2	↑0.4
4/2 09:10	86.5	↑0.3
4/2 09:20	86.7	↑0.2
4/2 09:30	86.9	↑0.2
4/2 09:40	87.0	↑0.1	満潮
4/2 09:50	87.0	0
4/2 10:00	86.9	↓-0.1
4/2 10:10	86.7	↓-0.2
4/2 10:20	86.4	↓-0.3
4/2 10:30	86.0	↓-0.4
4/2 10:40	85.5	↓-0.5
4/2 10:50	85.0	↓-0.5
4/2 11:00	84.3	↓-0.7
4/2 11:10	83.6	↓-0.7
4/2 11:20	82.7	↓-0.9
4/2 11:30	81.8	↓-0.9
4/2 11:40	80.8	↓-1.0
4/2 11:50	79.7	↓-1.1
4/2 12:00	78.5	↓-1.2
4/2 12:10	77.3	↓-1.2
4/2 12:20	76.0	↓-1.3
4/2 12:30	74.6	↓-1.4
4/2 12:40	73.2	↓-1.4
4/2 12:50	71.7	↓-1.5
4/2 13:00	70.1	↓-1.6
4/2 13:10	68.6	↓-1.5
4/2 13:20	66.9	↓-1.7	最大潮位差
4/2 13:30	65.3	↓-1.6
4/2 13:40	63.6	↓-1.7	最大潮位差
4/2 13:50	61.9	↓-1.7	最大潮位差
4/2 14:00	60.2	↓-1.7	最大潮位差
4/2 14:10	58.5	↓-1.7	最大潮位差
4/2 14:20	56.8	↓-1.7	最大潮位差
4/2 14:30	55.1	↓-1.7	最大潮位差
4/2 14:40	53.4	↓-1.7	最大潮位差
4/2 14:50	51.8	↓-1.6
4/2 15:00	50.2	↓-1.6
4/2 15:10	48.6	↓-1.6
4/2 15:20	47.0	↓-1.6
4/2 15:30	45.5	↓-1.5
4/2 15:40	44.1	↓-1.4
4/2 15:50	42.7	↓-1.4
4/2 16:00	41.4	↓-1.3
4/2 16:10	40.2	↓-1.2
4/2 16:20	39.0	↓-1.2
4/2 16:30	38.0	↓-1.0
4/2 16:40	37.0	↓-1.0
4/2 16:50	36.1	↓-0.9
4/2 17:00	35.2	↓-0.9
4/2 17:10	34.5	↓-0.7
4/2 17:20	33.9	↓-0.6
4/2 17:30	33.3	↓-0.6
4/2 17:40	32.9	↓-0.4
4/2 17:50	32.5	↓-0.4
4/2 18:00	32.3	↓-0.2
4/2 18:10	32.1	↓-0.2
4/2 18:20	32.0	↓-0.1	干潮
4/2 18:30	32.1	↑0.1
4/2 18:40	32.2	↑0.1
4/2 18:50	32.4	↑0.2
4/2 19:00	32.7	↑0.3
4/2 19:10	33.0	↑0.3
4/2 19:20	33.5	↑0.5
4/2 19:30	34.0	↑0.5
4/2 19:40	34.5	↑0.5
4/2 19:50	35.2	↑0.7
4/2 20:00	35.9	↑0.7
4/2 20:10	36.6	↑0.7
4/2 20:20	37.4	↑0.8
4/2 20:30	38.2	↑0.8
4/2 20:40	39.1	↑0.9
4/2 20:50	39.9	↑0.8
4/2 21:00	40.8	↑0.9
4/2 21:10	41.8	↑1.0
4/2 21:20	42.7	↑0.9
4/2 21:30	43.6	↑0.9
4/2 21:40	44.5	↑0.9
4/2 21:50	45.4	↑0.9
4/2 22:00	46.4	↑1.0
4/2 22:10	47.2	↑0.8
4/2 22:20	48.1	↑0.9
4/2 22:30	48.9	↑0.8
4/2 22:40	49.7	↑0.8
4/2 22:50	50.5	↑0.8
4/2 23:00	51.2	↑0.7
4/2 23:10	51.9	↑0.7
4/2 23:20	52.5	↑0.6
4/2 23:30	53.1	↑0.6
4/2 23:40	53.6	↑0.5
4/2 23:50	54.1	↑0.5