4 (月)	09:17	02:23	18:56	09:42
	54cm	33cm	105cm	54cm
小潮 出 05:22 入 16:58 出 12:28 入 22:03

コイセボイ（北海道）2049年10月4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
10/4 00:00	45.2	↓-1.7
10/4 00:10	43.5	↓-1.7
10/4 00:20	41.9	↓-1.6
10/4 00:30	40.5	↓-1.4
10/4 00:40	39.1	↓-1.4
10/4 00:50	37.9	↓-1.2
10/4 01:00	36.9	↓-1.0
10/4 01:10	35.9	↓-1.0
10/4 01:20	35.1	↓-0.8
10/4 01:30	34.4	↓-0.7
10/4 01:40	33.9	↓-0.5
10/4 01:50	33.4	↓-0.5
10/4 02:00	33.1	↓-0.3
10/4 02:10	32.9	↓-0.2
10/4 02:20	32.8	↓-0.1	干潮
10/4 02:30	32.9	↑0.1
10/4 02:40	33.0	↑0.1
10/4 02:50	33.2	↑0.2
10/4 03:00	33.5	↑0.3
10/4 03:10	34.0	↑0.5
10/4 03:20	34.4	↑0.4
10/4 03:30	35.0	↑0.6
10/4 03:40	35.6	↑0.6
10/4 03:50	36.3	↑0.7
10/4 04:00	37.0	↑0.7
10/4 04:10	37.8	↑0.8
10/4 04:20	38.6	↑0.8
10/4 04:30	39.4	↑0.8
10/4 04:40	40.3	↑0.9
10/4 04:50	41.1	↑0.8
10/4 05:00	42.0	↑0.9
10/4 05:10	42.9	↑0.9
10/4 05:20	43.7	↑0.8
10/4 05:30	44.6	↑0.9
10/4 05:40	45.4	↑0.8
10/4 05:50	46.2	↑0.8
10/4 06:00	46.9	↑0.7
10/4 06:10	47.6	↑0.7
10/4 06:20	48.3	↑0.7
10/4 06:30	49.0	↑0.7
10/4 06:40	49.6	↑0.6
10/4 06:50	50.1	↑0.5
10/4 07:00	50.6	↑0.5
10/4 07:10	51.0	↑0.4
10/4 07:20	51.4	↑0.4
10/4 07:30	51.8	↑0.4
10/4 07:40	52.1	↑0.3
10/4 07:50	52.4	↑0.3
10/4 08:00	52.6	↑0.2
10/4 08:10	52.8	↑0.2
10/4 08:20	52.9	↑0.1
10/4 08:30	53.0	↑0.1
10/4 08:40	53.1	↑0.1
10/4 08:50	53.1	0
10/4 09:00	53.2	↑0.1
10/4 09:10	53.2	0	満潮
10/4 09:20	53.2	0
10/4 09:30	53.2	0
10/4 09:40	53.2	0	干潮
10/4 09:50	53.2	0
10/4 10:00	53.2	0
10/4 10:10	53.2	0
10/4 10:20	53.3	↑0.1
10/4 10:30	53.4	↑0.1
10/4 10:40	53.5	↑0.1
10/4 10:50	53.7	↑0.2
10/4 11:00	53.9	↑0.2
10/4 11:10	54.1	↑0.2
10/4 11:20	54.4	↑0.3
10/4 11:30	54.8	↑0.4
10/4 11:40	55.3	↑0.5
10/4 11:50	55.8	↑0.5
10/4 12:00	56.3	↑0.5
10/4 12:10	57.0	↑0.7
10/4 12:20	57.7	↑0.7
10/4 12:30	58.5	↑0.8
10/4 12:40	59.4	↑0.9
10/4 12:50	60.3	↑0.9
10/4 13:00	61.3	↑1.0
10/4 13:10	62.4	↑1.1
10/4 13:20	63.6	↑1.2
10/4 13:30	64.8	↑1.2
10/4 13:40	66.1	↑1.3
10/4 13:50	67.4	↑1.3
10/4 14:00	68.8	↑1.4
10/4 14:10	70.3	↑1.5
10/4 14:20	71.8	↑1.5
10/4 14:30	73.4	↑1.6
10/4 14:40	75.0	↑1.6
10/4 14:50	76.6	↑1.6
10/4 15:00	78.2	↑1.6
10/4 15:10	79.9	↑1.7
10/4 15:20	81.5	↑1.6
10/4 15:30	83.2	↑1.7
10/4 15:40	84.8	↑1.6
10/4 15:50	86.5	↑1.7
10/4 16:00	88.1	↑1.6
10/4 16:10	89.7	↑1.6
10/4 16:20	91.2	↑1.5
10/4 16:30	92.7	↑1.5
10/4 16:40	94.1	↑1.4
10/4 16:50	95.5	↑1.4
10/4 17:00	96.8	↑1.3
10/4 17:10	98.0	↑1.2
10/4 17:20	99.2	↑1.2
10/4 17:30	100.2	↑1.0
10/4 17:40	101.2	↑1.0
10/4 17:50	102.0	↑0.8
10/4 18:00	102.7	↑0.7
10/4 18:10	103.4	↑0.7
10/4 18:20	103.8	↑0.4
10/4 18:30	104.2	↑0.4
10/4 18:40	104.5	↑0.3
10/4 18:50	104.6	↑0.1	満潮
10/4 19:00	104.6	0
10/4 19:10	104.5	↓-0.1
10/4 19:20	104.2	↓-0.3
10/4 19:30	103.8	↓-0.4
10/4 19:40	103.3	↓-0.5
10/4 19:50	102.6	↓-0.7
10/4 20:00	101.9	↓-0.7
10/4 20:10	101.0	↓-0.9
10/4 20:20	99.9	↓-1.1
10/4 20:30	98.8	↓-1.1
10/4 20:40	97.6	↓-1.2
10/4 20:50	96.2	↓-1.4
10/4 21:00	94.8	↓-1.4
10/4 21:10	93.2	↓-1.6
10/4 21:20	91.6	↓-1.6
10/4 21:30	89.9	↓-1.7
10/4 21:40	88.1	↓-1.8
10/4 21:50	86.2	↓-1.9
10/4 22:00	84.3	↓-1.9
10/4 22:10	82.4	↓-1.9
10/4 22:20	80.4	↓-2.0
10/4 22:30	78.3	↓-2.1	最大潮位差
10/4 22:40	76.3	↓-2.0
10/4 22:50	74.2	↓-2.1	最大潮位差
10/4 23:00	72.1	↓-2.1	最大潮位差
10/4 23:10	70.0	↓-2.1	最大潮位差
10/4 23:20	68.0	↓-2.0
10/4 23:30	65.9	↓-2.1	最大潮位差
10/4 23:40	63.9	↓-2.0
10/4 23:50	61.9	↓-2.0