1 (火)	03:44	10:56	17:21	21:43
	102cm	11cm	68cm	49cm
中潮 出 05:03 入 17:49 出 06:10 入 21:45 潮干狩り ◎ 09:03～12:56

コイセボイ（北海道）2025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	64.2	↑2.1
4/1 00:10	66.3	↑2.1
4/1 00:20	68.5	↑2.2
4/1 00:30	70.8	↑2.3
4/1 00:40	73.1	↑2.3
4/1 00:50	75.4	↑2.3
4/1 01:00	77.7	↑2.3
4/1 01:10	80.0	↑2.3
4/1 01:20	82.2	↑2.2
4/1 01:30	84.4	↑2.2
4/1 01:40	86.6	↑2.2
4/1 01:50	88.6	↑2.0
4/1 02:00	90.5	↑1.9
4/1 02:10	92.3	↑1.8
4/1 02:20	94.0	↑1.7
4/1 02:30	95.6	↑1.6
4/1 02:40	96.9	↑1.3
4/1 02:50	98.1	↑1.2
4/1 03:00	99.1	↑1.0
4/1 03:10	100.0	↑0.9
4/1 03:20	100.6	↑0.6
4/1 03:30	101.0	↑0.4
4/1 03:40	101.1	↑0.1	満潮
4/1 03:50	101.1	0
4/1 04:00	100.8	↓-0.3
4/1 04:10	100.3	↓-0.5
4/1 04:20	99.6	↓-0.7
4/1 04:30	98.7	↓-0.9
4/1 04:40	97.5	↓-1.2
4/1 04:50	96.1	↓-1.4
4/1 05:00	94.5	↓-1.6
4/1 05:10	92.6	↓-1.9
4/1 05:20	90.6	↓-2.0
4/1 05:30	88.4	↓-2.2
4/1 05:40	86.0	↓-2.4
4/1 05:50	83.5	↓-2.5
4/1 06:00	80.7	↓-2.8
4/1 06:10	77.9	↓-2.8
4/1 06:20	74.9	↓-3.0
4/1 06:30	71.8	↓-3.1
4/1 06:40	68.7	↓-3.1
4/1 06:50	65.4	↓-3.3
4/1 07:00	62.1	↓-3.3
4/1 07:10	58.8	↓-3.3
4/1 07:20	55.5	↓-3.3
4/1 07:30	52.1	↓-3.4	最大潮位差
4/1 07:40	48.8	↓-3.3
4/1 07:50	45.5	↓-3.3
4/1 08:00	42.3	↓-3.2
4/1 08:10	39.2	↓-3.1
4/1 08:20	36.1	↓-3.1
4/1 08:30	33.2	↓-2.9
4/1 08:40	30.3	↓-2.9
4/1 08:50	27.7	↓-2.6
4/1 09:00	25.1	↓-2.6
4/1 09:10	22.8	↓-2.3
4/1 09:20	20.6	↓-2.2
4/1 09:30	18.6	↓-2.0
4/1 09:40	16.8	↓-1.8
4/1 09:50	15.3	↓-1.5
4/1 10:00	13.9	↓-1.4
4/1 10:10	12.8	↓-1.1
4/1 10:20	11.8	↓-1.0
4/1 10:30	11.2	↓-0.6
4/1 10:40	10.7	↓-0.5
4/1 10:50	10.5	↓-0.2	干潮
4/1 11:00	10.5	0
4/1 11:10	10.7	↑0.2
4/1 11:20	11.1	↑0.4
4/1 11:30	11.8	↑0.7
4/1 11:40	12.6	↑0.8
4/1 11:50	13.7	↑1.1
4/1 12:00	14.9	↑1.2
4/1 12:10	16.3	↑1.4
4/1 12:20	17.9	↑1.6
4/1 12:30	19.6	↑1.7
4/1 12:40	21.5	↑1.9
4/1 12:50	23.4	↑1.9
4/1 13:00	25.5	↑2.1
4/1 13:10	27.7	↑2.2
4/1 13:20	29.9	↑2.2
4/1 13:30	32.2	↑2.3
4/1 13:40	34.5	↑2.3
4/1 13:50	36.9	↑2.4
4/1 14:00	39.2	↑2.3
4/1 14:10	41.6	↑2.4
4/1 14:20	43.9	↑2.3
4/1 14:30	46.2	↑2.3
4/1 14:40	48.4	↑2.2
4/1 14:50	50.5	↑2.1
4/1 15:00	52.6	↑2.1
4/1 15:10	54.6	↑2.0
4/1 15:20	56.4	↑1.8
4/1 15:30	58.2	↑1.8
4/1 15:40	59.8	↑1.6
4/1 15:50	61.3	↑1.5
4/1 16:00	62.6	↑1.3
4/1 16:10	63.8	↑1.2
4/1 16:20	64.8	↑1.0
4/1 16:30	65.7	↑0.9
4/1 16:40	66.4	↑0.7
4/1 16:50	66.9	↑0.5
4/1 17:00	67.3	↑0.4
4/1 17:10	67.5	↑0.2
4/1 17:20	67.6	↑0.1	満潮
4/1 17:30	67.5	↓-0.1
4/1 17:40	67.3	↓-0.2
4/1 17:50	67.0	↓-0.3
4/1 18:00	66.5	↓-0.5
4/1 18:10	65.9	↓-0.6
4/1 18:20	65.2	↓-0.7
4/1 18:30	64.4	↓-0.8
4/1 18:40	63.5	↓-0.9
4/1 18:50	62.5	↓-1.0
4/1 19:00	61.5	↓-1.0
4/1 19:10	60.5	↓-1.0
4/1 19:20	59.4	↓-1.1
4/1 19:30	58.3	↓-1.1
4/1 19:40	57.2	↓-1.1
4/1 19:50	56.1	↓-1.1
4/1 20:00	55.0	↓-1.1
4/1 20:10	54.0	↓-1.0
4/1 20:20	53.0	↓-1.0
4/1 20:30	52.1	↓-0.9
4/1 20:40	51.3	↓-0.8
4/1 20:50	50.5	↓-0.8
4/1 21:00	49.9	↓-0.6
4/1 21:10	49.4	↓-0.5
4/1 21:20	49.0	↓-0.4
4/1 21:30	48.8	↓-0.2
4/1 21:40	48.7	↓-0.1	干潮
4/1 21:50	48.7	0
4/1 22:00	48.9	↑0.2
4/1 22:10	49.2	↑0.3
4/1 22:20	49.7	↑0.5
4/1 22:30	50.4	↑0.7
4/1 22:40	51.2	↑0.8
4/1 22:50	52.2	↑1.0
4/1 23:00	53.4	↑1.2
4/1 23:10	54.7	↑1.3
4/1 23:20	56.1	↑1.4
4/1 23:30	57.7	↑1.6
4/1 23:40	59.4	↑1.7
4/1 23:50	61.2	↑1.8