01 (土)	05:39	14:08	-	-
	110cm	22cm	-	-
小潮 出 05:03 入 17:49 出 08:01 入 - 潮干狩り ○ 13:00～15:26

コイセボイ（北海道）2028年04月01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	54.0	↑1.4
4/1 00:10	55.4	↑1.4
4/1 00:20	57.0	↑1.6
4/1 00:30	58.6	↑1.6
4/1 00:40	60.4	↑1.8
4/1 00:50	62.2	↑1.8
4/1 01:00	64.1	↑1.9
4/1 01:10	66.1	↑2.0
4/1 01:20	68.1	↑2.0
4/1 01:30	70.2	↑2.1
4/1 01:40	72.4	↑2.2
4/1 01:50	74.6	↑2.2
4/1 02:00	76.8	↑2.2
4/1 02:10	79.0	↑2.2
4/1 02:20	81.3	↑2.3
4/1 02:30	83.5	↑2.2
4/1 02:40	85.7	↑2.2
4/1 02:50	87.9	↑2.2
4/1 03:00	90.0	↑2.1
4/1 03:10	92.0	↑2.0
4/1 03:20	94.1	↑2.1
4/1 03:30	96.0	↑1.9
4/1 03:40	97.8	↑1.8
4/1 03:50	99.5	↑1.7
4/1 04:00	101.2	↑1.7
4/1 04:10	102.7	↑1.5
4/1 04:20	104.0	↑1.3
4/1 04:30	105.2	↑1.2
4/1 04:40	106.3	↑1.1
4/1 04:50	107.2	↑0.9
4/1 05:00	108.0	↑0.8
4/1 05:10	108.6	↑0.6
4/1 05:20	109.0	↑0.4
4/1 05:30	109.2	↑0.2	満潮
4/1 05:40	109.3	↑0.1
4/1 05:50	109.2	↓-0.1
4/1 06:00	108.9	↓-0.3
4/1 06:10	108.4	↓-0.5
4/1 06:20	107.7	↓-0.7
4/1 06:30	106.9	↓-0.8
4/1 06:40	105.9	↓-1.0
4/1 06:50	104.7	↓-1.2
4/1 07:00	103.3	↓-1.4
4/1 07:10	101.8	↓-1.5
4/1 07:20	100.1	↓-1.7
4/1 07:30	98.3	↓-1.8
4/1 07:40	96.3	↓-2.0
4/1 07:50	94.2	↓-2.1
4/1 08:00	92.0	↓-2.2
4/1 08:10	89.7	↓-2.3
4/1 08:20	87.2	↓-2.5
4/1 08:30	84.7	↓-2.5
4/1 08:40	82.1	↓-2.6
4/1 08:50	79.4	↓-2.7
4/1 09:00	76.7	↓-2.7
4/1 09:10	74.0	↓-2.7
4/1 09:20	71.2	↓-2.8	最大潮位差
4/1 09:30	68.4	↓-2.8	最大潮位差
4/1 09:40	65.6	↓-2.8	最大潮位差
4/1 09:50	62.8	↓-2.8	最大潮位差
4/1 10:00	60.0	↓-2.8	最大潮位差
4/1 10:10	57.2	↓-2.8	最大潮位差
4/1 10:20	54.5	↓-2.7
4/1 10:30	51.9	↓-2.6
4/1 10:40	49.3	↓-2.6
4/1 10:50	46.8	↓-2.5
4/1 11:00	44.4	↓-2.4
4/1 11:10	42.0	↓-2.4
4/1 11:20	39.8	↓-2.2
4/1 11:30	37.7	↓-2.1
4/1 11:40	35.7	↓-2.0
4/1 11:50	33.8	↓-1.9
4/1 12:00	32.1	↓-1.7
4/1 12:10	30.4	↓-1.7
4/1 12:20	28.9	↓-1.5
4/1 12:30	27.6	↓-1.3
4/1 12:40	26.4	↓-1.2
4/1 12:50	25.3	↓-1.1
4/1 13:00	24.4	↓-0.9
4/1 13:10	23.6	↓-0.8
4/1 13:20	22.9	↓-0.7
4/1 13:30	22.4	↓-0.5
4/1 13:40	22.0	↓-0.4
4/1 13:50	21.7	↓-0.3
4/1 14:00	21.6	↓-0.1	干潮
4/1 14:10	21.6	0
4/1 14:20	21.6	0
4/1 14:30	21.8	↑0.2
4/1 14:40	22.1	↑0.3
4/1 14:50	22.5	↑0.4
4/1 15:00	23.0	↑0.5
4/1 15:10	23.5	↑0.5
4/1 15:20	24.1	↑0.6
4/1 15:30	24.8	↑0.7
4/1 15:40	25.5	↑0.7
4/1 15:50	26.2	↑0.7
4/1 16:00	27.0	↑0.8
4/1 16:10	27.9	↑0.9
4/1 16:20	28.7	↑0.8
4/1 16:30	29.6	↑0.9
4/1 16:40	30.4	↑0.8
4/1 16:50	31.3	↑0.9
4/1 17:00	32.1	↑0.8
4/1 17:10	33.0	↑0.9
4/1 17:20	33.8	↑0.8
4/1 17:30	34.6	↑0.8
4/1 17:40	35.3	↑0.7
4/1 17:50	36.0	↑0.7
4/1 18:00	36.7	↑0.7
4/1 18:10	37.4	↑0.7
4/1 18:20	37.9	↑0.5
4/1 18:30	38.5	↑0.6
4/1 18:40	39.0	↑0.5
4/1 18:50	39.5	↑0.5
4/1 19:00	39.9	↑0.4
4/1 19:10	40.2	↑0.3
4/1 19:20	40.6	↑0.4
4/1 19:30	40.8	↑0.2
4/1 19:40	41.1	↑0.3
4/1 19:50	41.3	↑0.2
4/1 20:00	41.5	↑0.2
4/1 20:10	41.6	↑0.1
4/1 20:20	41.7	↑0.1
4/1 20:30	41.9	↑0.2
4/1 20:40	41.9	0
4/1 20:50	42.0	↑0.1
4/1 21:00	42.1	↑0.1
4/1 21:10	42.2	↑0.1
4/1 21:20	42.3	↑0.1
4/1 21:30	42.5	↑0.2
4/1 21:40	42.6	↑0.1
4/1 21:50	42.8	↑0.2
4/1 22:00	43.0	↑0.2
4/1 22:10	43.3	↑0.3
4/1 22:20	43.6	↑0.3
4/1 22:30	44.0	↑0.4
4/1 22:40	44.4	↑0.4
4/1 22:50	44.9	↑0.5
4/1 23:00	45.4	↑0.5
4/1 23:10	46.0	↑0.6
4/1 23:20	46.7	↑0.7
4/1 23:30	47.5	↑0.8
4/1 23:40	48.4	↑0.9
4/1 23:50	49.3	↑0.9