30 (日)	08:30	01:47	18:34	10:48
	60cm	31cm	102cm	59cm
小潮 出 05:55 入 16:15 出 11:33 入 21:42

コイセボイ（北海道）2033年10月30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
10/30 00:00	38.2	↓-1.5
10/30 00:10	36.7	↓-1.5
10/30 00:20	35.4	↓-1.3
10/30 00:30	34.3	↓-1.1
10/30 00:40	33.3	↓-1.0
10/30 00:50	32.4	↓-0.9
10/30 01:00	31.7	↓-0.7
10/30 01:10	31.1	↓-0.6
10/30 01:20	30.7	↓-0.4
10/30 01:30	30.4	↓-0.3
10/30 01:40	30.3	↓-0.1	干潮
10/30 01:50	30.3	0
10/30 02:00	30.4	↑0.1
10/30 02:10	30.6	↑0.2
10/30 02:20	31.0	↑0.4
10/30 02:30	31.5	↑0.5
10/30 02:40	32.0	↑0.5
10/30 02:50	32.7	↑0.7
10/30 03:00	33.5	↑0.8
10/30 03:10	34.4	↑0.9
10/30 03:20	35.3	↑0.9
10/30 03:30	36.3	↑1.0
10/30 03:40	37.3	↑1.0
10/30 03:50	38.4	↑1.1
10/30 04:00	39.6	↑1.2
10/30 04:10	40.7	↑1.1
10/30 04:20	41.9	↑1.2
10/30 04:30	43.1	↑1.2
10/30 04:40	44.3	↑1.2
10/30 04:50	45.5	↑1.2
10/30 05:00	46.7	↑1.2
10/30 05:10	47.9	↑1.2
10/30 05:20	49.0	↑1.1
10/30 05:30	50.1	↑1.1
10/30 05:40	51.2	↑1.1
10/30 05:50	52.2	↑1.0
10/30 06:00	53.1	↑0.9
10/30 06:10	54.0	↑0.9
10/30 06:20	54.9	↑0.9
10/30 06:30	55.6	↑0.7
10/30 06:40	56.3	↑0.7
10/30 06:50	57.0	↑0.7
10/30 07:00	57.6	↑0.6
10/30 07:10	58.1	↑0.5
10/30 07:20	58.5	↑0.4
10/30 07:30	58.9	↑0.4
10/30 07:40	59.2	↑0.3
10/30 07:50	59.4	↑0.2
10/30 08:00	59.6	↑0.2
10/30 08:10	59.7	↑0.1
10/30 08:20	59.8	↑0.1	満潮
10/30 08:30	59.8	0	満潮
10/30 08:40	59.8	0
10/30 08:50	59.7	↓-0.1
10/30 09:00	59.6	↓-0.1
10/30 09:10	59.5	↓-0.1
10/30 09:20	59.3	↓-0.2
10/30 09:30	59.2	↓-0.1
10/30 09:40	59.0	↓-0.2
10/30 09:50	58.9	↓-0.1
10/30 10:00	58.7	↓-0.2
10/30 10:10	58.6	↓-0.1
10/30 10:20	58.5	↓-0.1
10/30 10:30	58.4	↓-0.1
10/30 10:40	58.3	↓-0.1	干潮
10/30 10:50	58.3	0
10/30 11:00	58.4	↑0.1
10/30 11:10	58.5	↑0.1
10/30 11:20	58.6	↑0.1
10/30 11:30	58.8	↑0.2
10/30 11:40	59.1	↑0.3
10/30 11:50	59.4	↑0.3
10/30 12:00	59.8	↑0.4
10/30 12:10	60.3	↑0.5
10/30 12:20	60.9	↑0.6
10/30 12:30	61.6	↑0.7
10/30 12:40	62.3	↑0.7
10/30 12:50	63.1	↑0.8
10/30 13:00	64.0	↑0.9
10/30 13:10	64.9	↑0.9
10/30 13:20	66.0	↑1.1
10/30 13:30	67.1	↑1.1
10/30 13:40	68.2	↑1.1
10/30 13:50	69.5	↑1.3
10/30 14:00	70.8	↑1.3
10/30 14:10	72.1	↑1.3
10/30 14:20	73.5	↑1.4
10/30 14:30	75.0	↑1.5
10/30 14:40	76.4	↑1.4
10/30 14:50	77.9	↑1.5
10/30 15:00	79.4	↑1.5
10/30 15:10	81.0	↑1.6
10/30 15:20	82.5	↑1.5
10/30 15:30	84.0	↑1.5
10/30 15:40	85.5	↑1.5
10/30 15:50	87.0	↑1.5
10/30 16:00	88.5	↑1.5
10/30 16:10	89.9	↑1.4
10/30 16:20	91.3	↑1.4
10/30 16:30	92.6	↑1.3
10/30 16:40	93.9	↑1.3
10/30 16:50	95.1	↑1.2
10/30 17:00	96.2	↑1.1
10/30 17:10	97.2	↑1.0
10/30 17:20	98.1	↑0.9
10/30 17:30	98.9	↑0.8
10/30 17:40	99.6	↑0.7
10/30 17:50	100.2	↑0.6
10/30 18:00	100.7	↑0.5
10/30 18:10	101.0	↑0.3
10/30 18:20	101.3	↑0.3
10/30 18:30	101.4	↑0.1	満潮
10/30 18:40	101.3	↓-0.1
10/30 18:50	101.2	↓-0.1
10/30 19:00	100.9	↓-0.3
10/30 19:10	100.4	↓-0.5
10/30 19:20	99.9	↓-0.5
10/30 19:30	99.2	↓-0.7
10/30 19:40	98.3	↓-0.9
10/30 19:50	97.4	↓-0.9
10/30 20:00	96.3	↓-1.1
10/30 20:10	95.1	↓-1.2
10/30 20:20	93.8	↓-1.3
10/30 20:30	92.4	↓-1.4
10/30 20:40	90.8	↓-1.6
10/30 20:50	89.2	↓-1.6
10/30 21:00	87.5	↓-1.7
10/30 21:10	85.7	↓-1.8
10/30 21:20	83.9	↓-1.8
10/30 21:30	81.9	↓-2.0
10/30 21:40	79.9	↓-2.0
10/30 21:50	77.9	↓-2.0
10/30 22:00	75.8	↓-2.1
10/30 22:10	73.7	↓-2.1
10/30 22:20	71.6	↓-2.1
10/30 22:30	69.5	↓-2.1
10/30 22:40	67.3	↓-2.2	最大潮位差
10/30 22:50	65.2	↓-2.1
10/30 23:00	63.1	↓-2.1
10/30 23:10	61.0	↓-2.1
10/30 23:20	59.0	↓-2.0
10/30 23:30	57.0	↓-2.0
10/30 23:40	55.0	↓-2.0
10/30 23:50	53.1	↓-1.9