1 (日)	04:26	11:42	18:03	22:17
	101cm	14cm	64cm	49cm
中潮 出 05:03 入 17:49 出 22:08 入 06:54 潮干狩り ○ 10:01～13:30

コイセボイ（北海道）2040年04月1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
4/1 00:00	56.7	↑1.6
4/1 00:10	58.5	↑1.8
4/1 00:20	60.3	↑1.8
4/1 00:30	62.3	↑2.0
4/1 00:40	64.3	↑2.0
4/1 00:50	66.5	↑2.2
4/1 01:00	68.7	↑2.2
4/1 01:10	70.9	↑2.2
4/1 01:20	73.1	↑2.2
4/1 01:30	75.4	↑2.3
4/1 01:40	77.7	↑2.3
4/1 01:50	79.9	↑2.2
4/1 02:00	82.1	↑2.2
4/1 02:10	84.3	↑2.2
4/1 02:20	86.4	↑2.1
4/1 02:30	88.4	↑2.0
4/1 02:40	90.3	↑1.9
4/1 02:50	92.1	↑1.8
4/1 03:00	93.7	↑1.6
4/1 03:10	95.2	↑1.5
4/1 03:20	96.6	↑1.4
4/1 03:30	97.8	↑1.2
4/1 03:40	98.8	↑1.0
4/1 03:50	99.6	↑0.8
4/1 04:00	100.3	↑0.7
4/1 04:10	100.7	↑0.4
4/1 04:20	100.9	↑0.2	満潮
4/1 04:30	100.9	0
4/1 04:40	100.7	↓-0.2
4/1 04:50	100.3	↓-0.4
4/1 05:00	99.6	↓-0.7
4/1 05:10	98.7	↓-0.9
4/1 05:20	97.7	↓-1.0
4/1 05:30	96.4	↓-1.3
4/1 05:40	94.9	↓-1.5
4/1 05:50	93.2	↓-1.7
4/1 06:00	91.3	↓-1.9
4/1 06:10	89.2	↓-2.1
4/1 06:20	87.0	↓-2.2
4/1 06:30	84.6	↓-2.4
4/1 06:40	82.0	↓-2.6
4/1 06:50	79.3	↓-2.7
4/1 07:00	76.5	↓-2.8
4/1 07:10	73.6	↓-2.9
4/1 07:20	70.6	↓-3.0
4/1 07:30	67.6	↓-3.0
4/1 07:40	64.5	↓-3.1
4/1 07:50	61.3	↓-3.2	最大潮位差
4/1 08:00	58.1	↓-3.2	最大潮位差
4/1 08:10	54.9	↓-3.2	最大潮位差
4/1 08:20	51.8	↓-3.1
4/1 08:30	48.7	↓-3.1
4/1 08:40	45.6	↓-3.1
4/1 08:50	42.6	↓-3.0
4/1 09:00	39.6	↓-3.0
4/1 09:10	36.8	↓-2.8
4/1 09:20	34.1	↓-2.7
4/1 09:30	31.5	↓-2.6
4/1 09:40	29.0	↓-2.5
4/1 09:50	26.7	↓-2.3
4/1 10:00	24.6	↓-2.1
4/1 10:10	22.6	↓-2.0
4/1 10:20	20.9	↓-1.7
4/1 10:30	19.3	↓-1.6
4/1 10:40	17.9	↓-1.4
4/1 10:50	16.7	↓-1.2
4/1 11:00	15.8	↓-0.9
4/1 11:10	15.0	↓-0.8
4/1 11:20	14.4	↓-0.6
4/1 11:30	14.1	↓-0.3
4/1 11:40	14.0	↓-0.1	干潮
4/1 11:50	14.0	0
4/1 12:00	14.3	↑0.3
4/1 12:10	14.8	↑0.5
4/1 12:20	15.5	↑0.7
4/1 12:30	16.3	↑0.8
4/1 12:40	17.3	↑1.0
4/1 12:50	18.5	↑1.2
4/1 13:00	19.8	↑1.3
4/1 13:10	21.3	↑1.5
4/1 13:20	22.9	↑1.6
4/1 13:30	24.6	↑1.7
4/1 13:40	26.4	↑1.8
4/1 13:50	28.2	↑1.8
4/1 14:00	30.2	↑2.0
4/1 14:10	32.2	↑2.0
4/1 14:20	34.3	↑2.1
4/1 14:30	36.3	↑2.0
4/1 14:40	38.4	↑2.1
4/1 14:50	40.5	↑2.1
4/1 15:00	42.6	↑2.1
4/1 15:10	44.6	↑2.0
4/1 15:20	46.6	↑2.0
4/1 15:30	48.5	↑1.9
4/1 15:40	50.3	↑1.8
4/1 15:50	52.1	↑1.8
4/1 16:00	53.7	↑1.6
4/1 16:10	55.3	↑1.6
4/1 16:20	56.7	↑1.4
4/1 16:30	58.1	↑1.4
4/1 16:40	59.3	↑1.2
4/1 16:50	60.3	↑1.0
4/1 17:00	61.3	↑1.0
4/1 17:10	62.1	↑0.8
4/1 17:20	62.7	↑0.6
4/1 17:30	63.2	↑0.5
4/1 17:40	63.6	↑0.4
4/1 17:50	63.8	↑0.2
4/1 18:00	63.9	↑0.1	満潮
4/1 18:10	63.9	0
4/1 18:20	63.7	↓-0.2
4/1 18:30	63.4	↓-0.3
4/1 18:40	63.0	↓-0.4
4/1 18:50	62.5	↓-0.5
4/1 19:00	61.9	↓-0.6
4/1 19:10	61.2	↓-0.7
4/1 19:20	60.5	↓-0.7
4/1 19:30	59.7	↓-0.8
4/1 19:40	58.8	↓-0.9
4/1 19:50	57.9	↓-0.9
4/1 20:00	57.0	↓-0.9
4/1 20:10	56.0	↓-1.0
4/1 20:20	55.1	↓-0.9
4/1 20:30	54.2	↓-0.9
4/1 20:40	53.3	↓-0.9
4/1 20:50	52.4	↓-0.9
4/1 21:00	51.6	↓-0.8
4/1 21:10	50.9	↓-0.7
4/1 21:20	50.2	↓-0.7
4/1 21:30	49.6	↓-0.6
4/1 21:40	49.1	↓-0.5
4/1 21:50	48.8	↓-0.3
4/1 22:00	48.5	↓-0.3
4/1 22:10	48.3	↓-0.2	干潮
4/1 22:20	48.3	0
4/1 22:30	48.5	↑0.2
4/1 22:40	48.7	↑0.2
4/1 22:50	49.1	↑0.4
4/1 23:00	49.7	↑0.6
4/1 23:10	50.4	↑0.7
4/1 23:20	51.2	↑0.8
4/1 23:30	52.2	↑1.0
4/1 23:40	53.3	↑1.1
4/1 23:50	54.6	↑1.3