9 (金)	04:10	08:55	15:09	22:26
	80cm	55cm	111cm	17cm
大潮 出 05:29 入 16:48 出 07:07 入 17:12

コイセボイ（北海道）2048年10月9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
10/9 00:00	37.4	↑2.2
10/9 00:10	39.8	↑2.4
10/9 00:20	42.2	↑2.4
10/9 00:30	44.7	↑2.5
10/9 00:40	47.2	↑2.5
10/9 00:50	49.7	↑2.5
10/9 01:00	52.1	↑2.4
10/9 01:10	54.6	↑2.5
10/9 01:20	57.0	↑2.4
10/9 01:30	59.4	↑2.4
10/9 01:40	61.7	↑2.3
10/9 01:50	63.9	↑2.2
10/9 02:00	66.0	↑2.1
10/9 02:10	67.9	↑1.9
10/9 02:20	69.8	↑1.9
10/9 02:30	71.5	↑1.7
10/9 02:40	73.1	↑1.6
10/9 02:50	74.5	↑1.4
10/9 03:00	75.8	↑1.3
10/9 03:10	76.9	↑1.1
10/9 03:20	77.8	↑0.9
10/9 03:30	78.6	↑0.8
10/9 03:40	79.2	↑0.6
10/9 03:50	79.6	↑0.4
10/9 04:00	79.8	↑0.2	満潮
10/9 04:10	79.9	↑0.1	満潮
10/9 04:20	79.8	↓-0.1
10/9 04:30	79.5	↓-0.3
10/9 04:40	79.1	↓-0.4
10/9 04:50	78.6	↓-0.5
10/9 05:00	77.9	↓-0.7
10/9 05:10	77.1	↓-0.8
10/9 05:20	76.1	↓-1.0
10/9 05:30	75.1	↓-1.0
10/9 05:40	74.0	↓-1.1
10/9 05:50	72.8	↓-1.2
10/9 06:00	71.5	↓-1.3
10/9 06:10	70.2	↓-1.3
10/9 06:20	68.9	↓-1.3
10/9 06:30	67.5	↓-1.4
10/9 06:40	66.2	↓-1.3
10/9 06:50	64.8	↓-1.4
10/9 07:00	63.5	↓-1.3
10/9 07:10	62.3	↓-1.2
10/9 07:20	61.0	↓-1.3
10/9 07:30	59.9	↓-1.1
10/9 07:40	58.9	↓-1.0
10/9 07:50	57.9	↓-1.0
10/9 08:00	57.1	↓-0.8
10/9 08:10	56.3	↓-0.8
10/9 08:20	55.7	↓-0.6
10/9 08:30	55.3	↓-0.4
10/9 08:40	55.0	↓-0.3
10/9 08:50	54.9	↓-0.1	干潮
10/9 09:00	54.9	0
10/9 09:10	55.1	↑0.2
10/9 09:20	55.4	↑0.3
10/9 09:30	56.0	↑0.6
10/9 09:40	56.6	↑0.6
10/9 09:50	57.5	↑0.9
10/9 10:00	58.5	↑1.0
10/9 10:10	59.7	↑1.2
10/9 10:20	61.1	↑1.4
10/9 10:30	62.6	↑1.5
10/9 10:40	64.2	↑1.6
10/9 10:50	66.0	↑1.8
10/9 11:00	67.9	↑1.9
10/9 11:10	69.8	↑1.9
10/9 11:20	71.9	↑2.1
10/9 11:30	74.1	↑2.2
10/9 11:40	76.3	↑2.2
10/9 11:50	78.6	↑2.3
10/9 12:00	81.0	↑2.4
10/9 12:10	83.3	↑2.3
10/9 12:20	85.7	↑2.4
10/9 12:30	88.0	↑2.3
10/9 12:40	90.3	↑2.3
10/9 12:50	92.6	↑2.3
10/9 13:00	94.8	↑2.2
10/9 13:10	96.9	↑2.1
10/9 13:20	98.9	↑2.0
10/9 13:30	100.8	↑1.9
10/9 13:40	102.6	↑1.8
10/9 13:50	104.2	↑1.6
10/9 14:00	105.7	↑1.5
10/9 14:10	107.0	↑1.3
10/9 14:20	108.1	↑1.1
10/9 14:30	109.0	↑0.9
10/9 14:40	109.8	↑0.8
10/9 14:50	110.3	↑0.5
10/9 15:00	110.6	↑0.3	満潮
10/9 15:10	110.6	0
10/9 15:20	110.5	↓-0.1
10/9 15:30	110.1	↓-0.4
10/9 15:40	109.4	↓-0.7
10/9 15:50	108.6	↓-0.8
10/9 16:00	107.5	↓-1.1
10/9 16:10	106.2	↓-1.3
10/9 16:20	104.6	↓-1.6
10/9 16:30	102.9	↓-1.7
10/9 16:40	100.9	↓-2.0
10/9 16:50	98.8	↓-2.1
10/9 17:00	96.4	↓-2.4
10/9 17:10	93.9	↓-2.5
10/9 17:20	91.2	↓-2.7
10/9 17:30	88.3	↓-2.9
10/9 17:40	85.4	↓-2.9
10/9 17:50	82.3	↓-3.1
10/9 18:00	79.0	↓-3.3
10/9 18:10	75.8	↓-3.2
10/9 18:20	72.4	↓-3.4
10/9 18:30	69.0	↓-3.4
10/9 18:40	65.6	↓-3.4
10/9 18:50	62.1	↓-3.5	最大潮位差
10/9 19:00	58.7	↓-3.4
10/9 19:10	55.3	↓-3.4
10/9 19:20	51.9	↓-3.4
10/9 19:30	48.6	↓-3.3
10/9 19:40	45.3	↓-3.3
10/9 19:50	42.2	↓-3.1
10/9 20:00	39.2	↓-3.0
10/9 20:10	36.3	↓-2.9
10/9 20:20	33.6	↓-2.7
10/9 20:30	31.0	↓-2.6
10/9 20:40	28.6	↓-2.4
10/9 20:50	26.4	↓-2.2
10/9 21:00	24.4	↓-2.0
10/9 21:10	22.6	↓-1.8
10/9 21:20	21.0	↓-1.6
10/9 21:30	19.6	↓-1.4
10/9 21:40	18.4	↓-1.2
10/9 21:50	17.5	↓-0.9
10/9 22:00	16.8	↓-0.7
10/9 22:10	16.4	↓-0.4
10/9 22:20	16.1	↓-0.3	干潮
10/9 22:30	16.1	0
10/9 22:40	16.4	↑0.3
10/9 22:50	16.8	↑0.4
10/9 23:00	17.5	↑0.7
10/9 23:10	18.4	↑0.9
10/9 23:20	19.4	↑1.0
10/9 23:30	20.7	↑1.3
10/9 23:40	22.1	↑1.4
10/9 23:50	23.7	↑1.6