2 (火)	01:57	08:08	14:39	20:32
	76cm	28cm	85cm	42cm
出 05:02 入 17:50 出 04:16 入 17:19

コイセボイ（北海道）2030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	66.1	↑1.5
4/2 00:10	67.5	↑1.4
4/2 00:20	68.9	↑1.4
4/2 00:30	70.2	↑1.3
4/2 00:40	71.3	↑1.1
4/2 00:50	72.4	↑1.1
4/2 01:00	73.3	↑0.9
4/2 01:10	74.1	↑0.8
4/2 01:20	74.7	↑0.6
4/2 01:30	75.2	↑0.5
4/2 01:40	75.5	↑0.3
4/2 01:50	75.7	↑0.2	満潮
4/2 02:00	75.7	0
4/2 02:10	75.6	↓-0.1
4/2 02:20	75.3	↓-0.3
4/2 02:30	74.8	↓-0.5
4/2 02:40	74.2	↓-0.6
4/2 02:50	73.4	↓-0.8
4/2 03:00	72.4	↓-1.0
4/2 03:10	71.4	↓-1.0
4/2 03:20	70.2	↓-1.2
4/2 03:30	68.8	↓-1.4
4/2 03:40	67.3	↓-1.5
4/2 03:50	65.8	↓-1.5
4/2 04:00	64.1	↓-1.7
4/2 04:10	62.3	↓-1.8
4/2 04:20	60.5	↓-1.8
4/2 04:30	58.6	↓-1.9
4/2 04:40	56.6	↓-2.0
4/2 04:50	54.6	↓-2.0
4/2 05:00	52.6	↓-2.0
4/2 05:10	50.6	↓-2.0
4/2 05:20	48.5	↓-2.1
4/2 05:30	46.5	↓-2.0
4/2 05:40	44.6	↓-1.9
4/2 05:50	42.6	↓-2.0
4/2 06:00	40.8	↓-1.8
4/2 06:10	39.0	↓-1.8
4/2 06:20	37.3	↓-1.7
4/2 06:30	35.8	↓-1.5
4/2 06:40	34.3	↓-1.5
4/2 06:50	33.0	↓-1.3
4/2 07:00	31.8	↓-1.2
4/2 07:10	30.7	↓-1.1
4/2 07:20	29.8	↓-0.9
4/2 07:30	29.1	↓-0.7
4/2 07:40	28.5	↓-0.6
4/2 07:50	28.1	↓-0.4
4/2 08:00	27.9	↓-0.2	干潮
4/2 08:10	27.8	↓-0.1
4/2 08:20	28.0	↑0.2
4/2 08:30	28.3	↑0.3
4/2 08:40	28.8	↑0.5
4/2 08:50	29.5	↑0.7
4/2 09:00	30.3	↑0.8
4/2 09:10	31.3	↑1.0
4/2 09:20	32.5	↑1.2
4/2 09:30	33.8	↑1.3
4/2 09:40	35.3	↑1.5
4/2 09:50	37.0	↑1.7
4/2 10:00	38.7	↑1.7
4/2 10:10	40.6	↑1.9
4/2 10:20	42.5	↑1.9
4/2 10:30	44.6	↑2.1
4/2 10:40	46.7	↑2.1
4/2 10:50	48.9	↑2.2
4/2 11:00	51.2	↑2.3	最大潮位差
4/2 11:10	53.5	↑2.3	最大潮位差
4/2 11:20	55.8	↑2.3	最大潮位差
4/2 11:30	58.1	↑2.3	最大潮位差
4/2 11:40	60.4	↑2.3	最大潮位差
4/2 11:50	62.6	↑2.2
4/2 12:00	64.9	↑2.3	最大潮位差
4/2 12:10	67.0	↑2.1
4/2 12:20	69.1	↑2.1
4/2 12:30	71.2	↑2.1
4/2 12:40	73.1	↑1.9
4/2 12:50	74.9	↑1.8
4/2 13:00	76.6	↑1.7
4/2 13:10	78.1	↑1.5
4/2 13:20	79.5	↑1.4
4/2 13:30	80.8	↑1.3
4/2 13:40	81.9	↑1.1
4/2 13:50	82.8	↑0.9
4/2 14:00	83.6	↑0.8
4/2 14:10	84.2	↑0.6
4/2 14:20	84.6	↑0.4
4/2 14:30	84.9	↑0.3	満潮
4/2 14:40	84.9	0
4/2 14:50	84.8	↓-0.1
4/2 15:00	84.5	↓-0.3
4/2 15:10	84.0	↓-0.5
4/2 15:20	83.4	↓-0.6
4/2 15:30	82.6	↓-0.8
4/2 15:40	81.6	↓-1.0
4/2 15:50	80.5	↓-1.1
4/2 16:00	79.3	↓-1.2
4/2 16:10	77.9	↓-1.4
4/2 16:20	76.4	↓-1.5
4/2 16:30	74.8	↓-1.6
4/2 16:40	73.1	↓-1.7
4/2 16:50	71.4	↓-1.7
4/2 17:00	69.6	↓-1.8
4/2 17:10	67.7	↓-1.9
4/2 17:20	65.8	↓-1.9
4/2 17:30	63.8	↓-2.0
4/2 17:40	61.9	↓-1.9
4/2 17:50	60.0	↓-1.9
4/2 18:00	58.1	↓-1.9
4/2 18:10	56.2	↓-1.9
4/2 18:20	54.4	↓-1.8
4/2 18:30	52.7	↓-1.7
4/2 18:40	51.1	↓-1.6
4/2 18:50	49.5	↓-1.6
4/2 19:00	48.1	↓-1.4
4/2 19:10	46.7	↓-1.4
4/2 19:20	45.5	↓-1.2
4/2 19:30	44.5	↓-1.0
4/2 19:40	43.5	↓-1.0
4/2 19:50	42.8	↓-0.7
4/2 20:00	42.2	↓-0.6
4/2 20:10	41.7	↓-0.5
4/2 20:20	41.5	↓-0.2
4/2 20:30	41.4	↓-0.1	干潮
4/2 20:40	41.4	0
4/2 20:50	41.7	↑0.3
4/2 21:00	42.1	↑0.4
4/2 21:10	42.6	↑0.5
4/2 21:20	43.4	↑0.8
4/2 21:30	44.3	↑0.9
4/2 21:40	45.3	↑1.0
4/2 21:50	46.5	↑1.2
4/2 22:00	47.8	↑1.3
4/2 22:10	49.2	↑1.4
4/2 22:20	50.7	↑1.5
4/2 22:30	52.4	↑1.7
4/2 22:40	54.1	↑1.7
4/2 22:50	55.9	↑1.8
4/2 23:00	57.8	↑1.9
4/2 23:10	59.7	↑1.9
4/2 23:20	61.6	↑1.9
4/2 23:30	63.5	↑1.9
4/2 23:40	65.5	↑2.0
4/2 23:50	67.4	↑1.9