12 (火)	04:02	11:19	17:43	21:58
	101cm	10cm	64cm	48cm
中潮 出 04:44 入 18:02 出 22:02 入 06:41 潮干狩り ◎ 09:22～13:24

コイセボイ（北海道）2039年04月12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
4/12 00:00	60.2	↑1.9
4/12 00:10	62.2	↑2.0
4/12 00:20	64.3	↑2.1
4/12 00:30	66.5	↑2.2
4/12 00:40	68.8	↑2.3
4/12 00:50	71.0	↑2.2
4/12 01:00	73.3	↑2.3
4/12 01:10	75.7	↑2.4
4/12 01:20	78.0	↑2.3
4/12 01:30	80.2	↑2.2
4/12 01:40	82.5	↑2.3
4/12 01:50	84.6	↑2.1
4/12 02:00	86.7	↑2.1
4/12 02:10	88.7	↑2.0
4/12 02:20	90.6	↑1.9
4/12 02:30	92.4	↑1.8
4/12 02:40	94.1	↑1.7
4/12 02:50	95.6	↑1.5
4/12 03:00	96.9	↑1.3
4/12 03:10	98.0	↑1.1
4/12 03:20	99.0	↑1.0
4/12 03:30	99.8	↑0.8
4/12 03:40	100.3	↑0.5
4/12 03:50	100.7	↑0.4
4/12 04:00	100.8	↑0.1	満潮
4/12 04:10	100.7	↓-0.1
4/12 04:20	100.4	↓-0.3
4/12 04:30	99.9	↓-0.5
4/12 04:40	99.1	↓-0.8
4/12 04:50	98.1	↓-1.0
4/12 05:00	96.9	↓-1.2
4/12 05:10	95.5	↓-1.4
4/12 05:20	93.9	↓-1.6
4/12 05:30	92.0	↓-1.9
4/12 05:40	90.0	↓-2.0
4/12 05:50	87.8	↓-2.2
4/12 06:00	85.4	↓-2.4
4/12 06:10	82.8	↓-2.6
4/12 06:20	80.1	↓-2.7
4/12 06:30	77.3	↓-2.8
4/12 06:40	74.3	↓-3.0
4/12 06:50	71.3	↓-3.0
4/12 07:00	68.1	↓-3.2
4/12 07:10	64.9	↓-3.2
4/12 07:20	61.6	↓-3.3	最大潮位差
4/12 07:30	58.3	↓-3.3	最大潮位差
4/12 07:40	55.0	↓-3.3	最大潮位差
4/12 07:50	51.7	↓-3.3	最大潮位差
4/12 08:00	48.4	↓-3.3	最大潮位差
4/12 08:10	45.2	↓-3.2
4/12 08:20	42.0	↓-3.2
4/12 08:30	38.8	↓-3.2
4/12 08:40	35.8	↓-3.0
4/12 08:50	32.9	↓-2.9
4/12 09:00	30.1	↓-2.8
4/12 09:10	27.4	↓-2.7
4/12 09:20	24.9	↓-2.5
4/12 09:30	22.6	↓-2.3
4/12 09:40	20.4	↓-2.2
4/12 09:50	18.4	↓-2.0
4/12 10:00	16.6	↓-1.8
4/12 10:10	15.0	↓-1.6
4/12 10:20	13.7	↓-1.3
4/12 10:30	12.5	↓-1.2
4/12 10:40	11.5	↓-1.0
4/12 10:50	10.8	↓-0.7
4/12 11:00	10.3	↓-0.5
4/12 11:10	10.0	↓-0.3	干潮
4/12 11:20	10.0	0
4/12 11:30	10.1	↑0.1
4/12 11:40	10.5	↑0.4
4/12 11:50	11.1	↑0.6
4/12 12:00	11.8	↑0.7
4/12 12:10	12.8	↑1.0
4/12 12:20	13.9	↑1.1
4/12 12:30	15.2	↑1.3
4/12 12:40	16.7	↑1.5
4/12 12:50	18.3	↑1.6
4/12 13:00	20.0	↑1.7
4/12 13:10	21.9	↑1.9
4/12 13:20	23.8	↑1.9
4/12 13:30	25.9	↑2.1
4/12 13:40	28.0	↑2.1
4/12 13:50	30.1	↑2.1
4/12 14:00	32.3	↑2.2
4/12 14:10	34.6	↑2.3
4/12 14:20	36.8	↑2.2
4/12 14:30	39.0	↑2.2
4/12 14:40	41.2	↑2.2
4/12 14:50	43.4	↑2.2
4/12 15:00	45.5	↑2.1
4/12 15:10	47.5	↑2.0
4/12 15:20	49.5	↑2.0
4/12 15:30	51.4	↑1.9
4/12 15:40	53.2	↑1.8
4/12 15:50	54.8	↑1.6
4/12 16:00	56.4	↑1.6
4/12 16:10	57.8	↑1.4
4/12 16:20	59.0	↑1.2
4/12 16:30	60.2	↑1.2
4/12 16:40	61.2	↑1.0
4/12 16:50	62.0	↑0.8
4/12 17:00	62.7	↑0.7
4/12 17:10	63.3	↑0.6
4/12 17:20	63.6	↑0.3
4/12 17:30	63.9	↑0.3
4/12 17:40	64.0	↑0.1	満潮
4/12 17:50	64.0	0
4/12 18:00	63.8	↓-0.2
4/12 18:10	63.5	↓-0.3
4/12 18:20	63.1	↓-0.4
4/12 18:30	62.6	↓-0.5
4/12 18:40	61.9	↓-0.7
4/12 18:50	61.2	↓-0.7
4/12 19:00	60.4	↓-0.8
4/12 19:10	59.6	↓-0.8
4/12 19:20	58.7	↓-0.9
4/12 19:30	57.7	↓-1.0
4/12 19:40	56.7	↓-1.0
4/12 19:50	55.7	↓-1.0
4/12 20:00	54.8	↓-0.9
4/12 20:10	53.8	↓-1.0
4/12 20:20	52.8	↓-1.0
4/12 20:30	51.9	↓-0.9
4/12 20:40	51.1	↓-0.8
4/12 20:50	50.3	↓-0.8
4/12 21:00	49.6	↓-0.7
4/12 21:10	48.9	↓-0.7
4/12 21:20	48.4	↓-0.5
4/12 21:30	48.0	↓-0.4
4/12 21:40	47.7	↓-0.3
4/12 21:50	47.6	↓-0.1	干潮
4/12 22:00	47.5	↓-0.1
4/12 22:10	47.7	↑0.2
4/12 22:20	47.9	↑0.2
4/12 22:30	48.3	↑0.4
4/12 22:40	48.9	↑0.6
4/12 22:50	49.6	↑0.7
4/12 23:00	50.5	↑0.9
4/12 23:10	51.5	↑1.0
4/12 23:20	52.6	↑1.1
4/12 23:30	53.9	↑1.3
4/12 23:40	55.4	↑1.5
4/12 23:50	56.9	↑1.5