15 (金)	20:48	05:12	-	-
	99cm	32cm	-	-
長潮 出 05:36 入 16:39 出 14:41 入 -

コイセボイ（北海道）2021年10月15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
10/15 00:00	68.8	↓-2.0
10/15 00:10	66.7	↓-2.1	最大潮位差
10/15 00:20	64.7	↓-2.0
10/15 00:30	62.7	↓-2.0
10/15 00:40	60.7	↓-2.0
10/15 00:50	58.7	↓-2.0
10/15 01:00	56.8	↓-1.9
10/15 01:10	54.9	↓-1.9
10/15 01:20	53.1	↓-1.8
10/15 01:30	51.3	↓-1.8
10/15 01:40	49.5	↓-1.8
10/15 01:50	47.9	↓-1.6
10/15 02:00	46.3	↓-1.6
10/15 02:10	44.7	↓-1.6
10/15 02:20	43.3	↓-1.4
10/15 02:30	41.9	↓-1.4
10/15 02:40	40.6	↓-1.3
10/15 02:50	39.3	↓-1.3
10/15 03:00	38.2	↓-1.1
10/15 03:10	37.1	↓-1.1
10/15 03:20	36.2	↓-0.9
10/15 03:30	35.3	↓-0.9
10/15 03:40	34.5	↓-0.8
10/15 03:50	33.8	↓-0.7
10/15 04:00	33.1	↓-0.7
10/15 04:10	32.6	↓-0.5
10/15 04:20	32.1	↓-0.5
10/15 04:30	31.8	↓-0.3
10/15 04:40	31.5	↓-0.3
10/15 04:50	31.3	↓-0.2
10/15 05:00	31.2	↓-0.1
10/15 05:10	31.1	↓-0.1	干潮
10/15 05:20	31.2	↑0.1
10/15 05:30	31.3	↑0.1
10/15 05:40	31.4	↑0.1
10/15 05:50	31.7	↑0.3
10/15 06:00	31.9	↑0.2
10/15 06:10	32.3	↑0.4
10/15 06:20	32.7	↑0.4
10/15 06:30	33.2	↑0.5
10/15 06:40	33.7	↑0.5
10/15 06:50	34.2	↑0.5
10/15 07:00	34.8	↑0.6
10/15 07:10	35.5	↑0.7
10/15 07:20	36.1	↑0.6
10/15 07:30	36.8	↑0.7
10/15 07:40	37.5	↑0.7
10/15 07:50	38.3	↑0.8
10/15 08:00	39.0	↑0.7
10/15 08:10	39.8	↑0.8
10/15 08:20	40.6	↑0.8
10/15 08:30	41.4	↑0.8
10/15 08:40	42.2	↑0.8
10/15 08:50	43.0	↑0.8
10/15 09:00	43.8	↑0.8
10/15 09:10	44.6	↑0.8
10/15 09:20	45.4	↑0.8
10/15 09:30	46.2	↑0.8
10/15 09:40	47.0	↑0.8
10/15 09:50	47.8	↑0.8
10/15 10:00	48.6	↑0.8
10/15 10:10	49.4	↑0.8
10/15 10:20	50.2	↑0.8
10/15 10:30	50.9	↑0.7
10/15 10:40	51.7	↑0.8
10/15 10:50	52.5	↑0.8
10/15 11:00	53.2	↑0.7
10/15 11:10	53.9	↑0.7
10/15 11:20	54.7	↑0.8
10/15 11:30	55.4	↑0.7
10/15 11:40	56.1	↑0.7
10/15 11:50	56.8	↑0.7
10/15 12:00	57.6	↑0.8
10/15 12:10	58.3	↑0.7
10/15 12:20	59.0	↑0.7
10/15 12:30	59.7	↑0.7
10/15 12:40	60.5	↑0.8
10/15 12:50	61.2	↑0.7
10/15 13:00	61.9	↑0.7
10/15 13:10	62.7	↑0.8
10/15 13:20	63.4	↑0.7
10/15 13:30	64.2	↑0.8
10/15 13:40	65.0	↑0.8
10/15 13:50	65.7	↑0.7
10/15 14:00	66.6	↑0.9
10/15 14:10	67.4	↑0.8
10/15 14:20	68.2	↑0.8
10/15 14:30	69.1	↑0.9
10/15 14:40	69.9	↑0.8
10/15 14:50	70.8	↑0.9
10/15 15:00	71.7	↑0.9
10/15 15:10	72.6	↑0.9
10/15 15:20	73.6	↑1.0
10/15 15:30	74.5	↑0.9
10/15 15:40	75.5	↑1.0
10/15 15:50	76.5	↑1.0
10/15 16:00	77.4	↑0.9
10/15 16:10	78.4	↑1.0
10/15 16:20	79.5	↑1.1
10/15 16:30	80.5	↑1.0
10/15 16:40	81.5	↑1.0
10/15 16:50	82.5	↑1.0
10/15 17:00	83.5	↑1.0
10/15 17:10	84.6	↑1.1
10/15 17:20	85.6	↑1.0
10/15 17:30	86.6	↑1.0
10/15 17:40	87.6	↑1.0
10/15 17:50	88.5	↑0.9
10/15 18:00	89.5	↑1.0
10/15 18:10	90.4	↑0.9
10/15 18:20	91.3	↑0.9
10/15 18:30	92.2	↑0.9
10/15 18:40	93.0	↑0.8
10/15 18:50	93.8	↑0.8
10/15 19:00	94.6	↑0.8
10/15 19:10	95.3	↑0.7
10/15 19:20	95.9	↑0.6
10/15 19:30	96.5	↑0.6
10/15 19:40	97.0	↑0.5
10/15 19:50	97.5	↑0.5
10/15 20:00	97.9	↑0.4
10/15 20:10	98.2	↑0.3
10/15 20:20	98.5	↑0.3
10/15 20:30	98.7	↑0.2
10/15 20:40	98.8	↑0.1	満潮
10/15 20:50	98.8	0
10/15 21:00	98.7	↓-0.1
10/15 21:10	98.6	↓-0.1
10/15 21:20	98.3	↓-0.3
10/15 21:30	98.0	↓-0.3
10/15 21:40	97.6	↓-0.4
10/15 21:50	97.1	↓-0.5
10/15 22:00	96.5	↓-0.6
10/15 22:10	95.8	↓-0.7
10/15 22:20	95.0	↓-0.8
10/15 22:30	94.2	↓-0.8
10/15 22:40	93.2	↓-1.0
10/15 22:50	92.2	↓-1.0
10/15 23:00	91.1	↓-1.1
10/15 23:10	89.9	↓-1.2
10/15 23:20	88.6	↓-1.3
10/15 23:30	87.2	↓-1.4
10/15 23:40	85.8	↓-1.4
10/15 23:50	84.3	↓-1.5