20 (土)	08:07	02:04	19:04	11:17
	60cm	37cm	103cm	56cm
小潮 出 05:06 入 17:23 出 12:42 入 22:28

コイセボイ（北海道）2053年09月20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
9/20 00:00	45.8	↓-1.7
9/20 00:10	44.3	↓-1.5
9/20 00:20	42.9	↓-1.4
9/20 00:30	41.7	↓-1.2
9/20 00:40	40.5	↓-1.2
9/20 00:50	39.5	↓-1.0
9/20 01:00	38.6	↓-0.9
9/20 01:10	37.9	↓-0.7
9/20 01:20	37.2	↓-0.7
9/20 01:30	36.7	↓-0.5
9/20 01:40	36.4	↓-0.3
9/20 01:50	36.2	↓-0.2
9/20 02:00	36.1	↓-0.1	干潮
9/20 02:10	36.1	0
9/20 02:20	36.2	↑0.1
9/20 02:30	36.5	↑0.3
9/20 02:40	36.8	↑0.3
9/20 02:50	37.3	↑0.5
9/20 03:00	37.8	↑0.5
9/20 03:10	38.4	↑0.6
9/20 03:20	39.1	↑0.7
9/20 03:30	39.9	↑0.8
9/20 03:40	40.8	↑0.9
9/20 03:50	41.6	↑0.8
9/20 04:00	42.6	↑1.0
9/20 04:10	43.5	↑0.9
9/20 04:20	44.5	↑1.0
9/20 04:30	45.5	↑1.0
9/20 04:40	46.6	↑1.1
9/20 04:50	47.6	↑1.0
9/20 05:00	48.6	↑1.0
9/20 05:10	49.6	↑1.0
9/20 05:20	50.6	↑1.0
9/20 05:30	51.5	↑0.9
9/20 05:40	52.4	↑0.9
9/20 05:50	53.3	↑0.9
9/20 06:00	54.1	↑0.8
9/20 06:10	54.9	↑0.8
9/20 06:20	55.6	↑0.7
9/20 06:30	56.2	↑0.6
9/20 06:40	56.8	↑0.6
9/20 06:50	57.3	↑0.5
9/20 07:00	57.8	↑0.5
9/20 07:10	58.2	↑0.4
9/20 07:20	58.5	↑0.3
9/20 07:30	58.8	↑0.3
9/20 07:40	58.9	↑0.1
9/20 07:50	59.1	↑0.2
9/20 08:00	59.1	0	満潮
9/20 08:10	59.1	0
9/20 08:20	59.1	0
9/20 08:30	59.0	↓-0.1
9/20 08:40	58.8	↓-0.2
9/20 08:50	58.6	↓-0.2
9/20 09:00	58.4	↓-0.2
9/20 09:10	58.2	↓-0.2
9/20 09:20	57.9	↓-0.3
9/20 09:30	57.6	↓-0.3
9/20 09:40	57.3	↓-0.3
9/20 09:50	57.0	↓-0.3
9/20 10:00	56.7	↓-0.3
9/20 10:10	56.4	↓-0.3
9/20 10:20	56.2	↓-0.2
9/20 10:30	55.9	↓-0.3
9/20 10:40	55.7	↓-0.2
9/20 10:50	55.6	↓-0.1
9/20 11:00	55.5	↓-0.1
9/20 11:10	55.4	↓-0.1	干潮
9/20 11:20	55.4	0
9/20 11:30	55.5	↑0.1
9/20 11:40	55.6	↑0.1
9/20 11:50	55.8	↑0.2
9/20 12:00	56.1	↑0.3
9/20 12:10	56.4	↑0.3
9/20 12:20	56.9	↑0.5
9/20 12:30	57.4	↑0.5
9/20 12:40	58.0	↑0.6
9/20 12:50	58.7	↑0.7
9/20 13:00	59.5	↑0.8
9/20 13:10	60.4	↑0.9
9/20 13:20	61.3	↑0.9
9/20 13:30	62.4	↑1.1
9/20 13:40	63.5	↑1.1
9/20 13:50	64.7	↑1.2
9/20 14:00	66.0	↑1.3
9/20 14:10	67.3	↑1.3
9/20 14:20	68.7	↑1.4
9/20 14:30	70.2	↑1.5
9/20 14:40	71.7	↑1.5
9/20 14:50	73.2	↑1.5
9/20 15:00	74.8	↑1.6
9/20 15:10	76.5	↑1.7
9/20 15:20	78.1	↑1.6
9/20 15:30	79.8	↑1.7
9/20 15:40	81.4	↑1.6
9/20 15:50	83.1	↑1.7
9/20 16:00	84.8	↑1.7
9/20 16:10	86.4	↑1.6
9/20 16:20	88.0	↑1.6
9/20 16:30	89.5	↑1.5
9/20 16:40	91.1	↑1.6
9/20 16:50	92.5	↑1.4
9/20 17:00	93.9	↑1.4
9/20 17:10	95.2	↑1.3
9/20 17:20	96.5	↑1.3
9/20 17:30	97.6	↑1.1
9/20 17:40	98.7	↑1.1
9/20 17:50	99.6	↑0.9
9/20 18:00	100.5	↑0.9
9/20 18:10	101.2	↑0.7
9/20 18:20	101.8	↑0.6
9/20 18:30	102.3	↑0.5
9/20 18:40	102.6	↑0.3
9/20 18:50	102.9	↑0.3
9/20 19:00	103.0	↑0.1	満潮
9/20 19:10	102.9	↓-0.1
9/20 19:20	102.8	↓-0.1
9/20 19:30	102.5	↓-0.3
9/20 19:40	102.0	↓-0.5
9/20 19:50	101.5	↓-0.5
9/20 20:00	100.8	↓-0.7
9/20 20:10	100.0	↓-0.8
9/20 20:20	99.0	↓-1.0
9/20 20:30	97.9	↓-1.1
9/20 20:40	96.7	↓-1.2
9/20 20:50	95.4	↓-1.3
9/20 21:00	94.0	↓-1.4
9/20 21:10	92.5	↓-1.5
9/20 21:20	90.9	↓-1.6
9/20 21:30	89.3	↓-1.6
9/20 21:40	87.5	↓-1.8
9/20 21:50	85.7	↓-1.8
9/20 22:00	83.8	↓-1.9
9/20 22:10	81.9	↓-1.9
9/20 22:20	79.9	↓-2.0
9/20 22:30	77.9	↓-2.0
9/20 22:40	75.8	↓-2.1	最大潮位差
9/20 22:50	73.8	↓-2.0
9/20 23:00	71.7	↓-2.1	最大潮位差
9/20 23:10	69.7	↓-2.0
9/20 23:20	67.6	↓-2.1	最大潮位差
9/20 23:30	65.6	↓-2.0
9/20 23:40	63.6	↓-2.0
9/20 23:50	61.6	↓-2.0