1 (水)	05:41	14:14	-	-
	110cm	21cm	-	-
小潮 出 05:04 入 17:48 出 - 入 07:55 潮干狩り ○ 12:53～15:49

コイセボイ（北海道）2043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	54.7	↑1.3
4/1 00:10	56.1	↑1.4
4/1 00:20	57.7	↑1.6
4/1 00:30	59.3	↑1.6
4/1 00:40	61.0	↑1.7
4/1 00:50	62.8	↑1.8
4/1 01:00	64.7	↑1.9
4/1 01:10	66.6	↑1.9
4/1 01:20	68.7	↑2.1
4/1 01:30	70.8	↑2.1
4/1 01:40	72.9	↑2.1
4/1 01:50	75.1	↑2.2
4/1 02:00	77.3	↑2.2
4/1 02:10	79.5	↑2.2
4/1 02:20	81.7	↑2.2
4/1 02:30	83.9	↑2.2
4/1 02:40	86.1	↑2.2
4/1 02:50	88.3	↑2.2
4/1 03:00	90.4	↑2.1
4/1 03:10	92.5	↑2.1
4/1 03:20	94.5	↑2.0
4/1 03:30	96.4	↑1.9
4/1 03:40	98.2	↑1.8
4/1 03:50	100.0	↑1.8
4/1 04:00	101.6	↑1.6
4/1 04:10	103.1	↑1.5
4/1 04:20	104.5	↑1.4
4/1 04:30	105.8	↑1.3
4/1 04:40	106.8	↑1.0
4/1 04:50	107.8	↑1.0
4/1 05:00	108.6	↑0.8
4/1 05:10	109.2	↑0.6
4/1 05:20	109.6	↑0.4
4/1 05:30	109.9	↑0.3
4/1 05:40	110.0	↑0.1	満潮
4/1 05:50	109.9	↓-0.1
4/1 06:00	109.6	↓-0.3
4/1 06:10	109.1	↓-0.5
4/1 06:20	108.5	↓-0.6
4/1 06:30	107.6	↓-0.9
4/1 06:40	106.6	↓-1.0
4/1 06:50	105.5	↓-1.1
4/1 07:00	104.1	↓-1.4
4/1 07:10	102.6	↓-1.5
4/1 07:20	100.9	↓-1.7
4/1 07:30	99.1	↓-1.8
4/1 07:40	97.1	↓-2.0
4/1 07:50	95.0	↓-2.1
4/1 08:00	92.8	↓-2.2
4/1 08:10	90.5	↓-2.3
4/1 08:20	88.0	↓-2.5
4/1 08:30	85.5	↓-2.5
4/1 08:40	82.9	↓-2.6
4/1 08:50	80.2	↓-2.7
4/1 09:00	77.5	↓-2.7
4/1 09:10	74.7	↓-2.8
4/1 09:20	71.8	↓-2.9	最大潮位差
4/1 09:30	69.0	↓-2.8
4/1 09:40	66.2	↓-2.8
4/1 09:50	63.3	↓-2.9	最大潮位差
4/1 10:00	60.5	↓-2.8
4/1 10:10	57.7	↓-2.8
4/1 10:20	55.0	↓-2.7
4/1 10:30	52.3	↓-2.7
4/1 10:40	49.6	↓-2.7
4/1 10:50	47.0	↓-2.6
4/1 11:00	44.6	↓-2.4
4/1 11:10	42.2	↓-2.4
4/1 11:20	39.9	↓-2.3
4/1 11:30	37.7	↓-2.2
4/1 11:40	35.6	↓-2.1
4/1 11:50	33.7	↓-1.9
4/1 12:00	31.8	↓-1.9
4/1 12:10	30.2	↓-1.6
4/1 12:20	28.6	↓-1.6
4/1 12:30	27.2	↓-1.4
4/1 12:40	25.9	↓-1.3
4/1 12:50	24.7	↓-1.2
4/1 13:00	23.7	↓-1.0
4/1 13:10	22.8	↓-0.9
4/1 13:20	22.1	↓-0.7
4/1 13:30	21.5	↓-0.6
4/1 13:40	21.0	↓-0.5
4/1 13:50	20.7	↓-0.3
4/1 14:00	20.5	↓-0.2
4/1 14:10	20.4	↓-0.1	干潮
4/1 14:20	20.4	0
4/1 14:30	20.5	↑0.1
4/1 14:40	20.8	↑0.3
4/1 14:50	21.1	↑0.3
4/1 15:00	21.5	↑0.4
4/1 15:10	22.0	↑0.5
4/1 15:20	22.5	↑0.5
4/1 15:30	23.2	↑0.7
4/1 15:40	23.8	↑0.6
4/1 15:50	24.6	↑0.8
4/1 16:00	25.3	↑0.7
4/1 16:10	26.1	↑0.8
4/1 16:20	26.9	↑0.8
4/1 16:30	27.8	↑0.9
4/1 16:40	28.6	↑0.8
4/1 16:50	29.4	↑0.8
4/1 17:00	30.3	↑0.9
4/1 17:10	31.1	↑0.8
4/1 17:20	31.9	↑0.8
4/1 17:30	32.7	↑0.8
4/1 17:40	33.5	↑0.8
4/1 17:50	34.2	↑0.7
4/1 18:00	34.9	↑0.7
4/1 18:10	35.6	↑0.7
4/1 18:20	36.2	↑0.6
4/1 18:30	36.8	↑0.6
4/1 18:40	37.3	↑0.5
4/1 18:50	37.8	↑0.5
4/1 19:00	38.3	↑0.5
4/1 19:10	38.7	↑0.4
4/1 19:20	39.1	↑0.4
4/1 19:30	39.4	↑0.3
4/1 19:40	39.7	↑0.3
4/1 19:50	40.0	↑0.3
4/1 20:00	40.2	↑0.2
4/1 20:10	40.5	↑0.3
4/1 20:20	40.7	↑0.2
4/1 20:30	40.8	↑0.1
4/1 20:40	41.0	↑0.2
4/1 20:50	41.2	↑0.2
4/1 21:00	41.4	↑0.2
4/1 21:10	41.6	↑0.2
4/1 21:20	41.7	↑0.1
4/1 21:30	42.0	↑0.3
4/1 21:40	42.2	↑0.2
4/1 21:50	42.5	↑0.3
4/1 22:00	42.8	↑0.3
4/1 22:10	43.1	↑0.3
4/1 22:20	43.6	↑0.5
4/1 22:30	44.0	↑0.4
4/1 22:40	44.5	↑0.5
4/1 22:50	45.1	↑0.6
4/1 23:00	45.7	↑0.6
4/1 23:10	46.5	↑0.8
4/1 23:20	47.3	↑0.8
4/1 23:30	48.1	↑0.8
4/1 23:40	49.1	↑1.0
4/1 23:50	50.1	↑1.0