18 (土)	04:51	07:17	14:36	22:38
	65cm	62cm	127cm	10cm
中潮 出 06:20 入 15:53 出 08:15 入 16:55

コイセボイ（北海道）2028年11月18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
11/18 00:00	24.9	↑1.9
11/18 00:10	26.8	↑1.9
11/18 00:20	28.9	↑2.1
11/18 00:30	30.9	↑2.0
11/18 00:40	33.0	↑2.1
11/18 00:50	35.1	↑2.1
11/18 01:00	37.3	↑2.2
11/18 01:10	39.4	↑2.1
11/18 01:20	41.5	↑2.1
11/18 01:30	43.5	↑2.0
11/18 01:40	45.5	↑2.0
11/18 01:50	47.4	↑1.9
11/18 02:00	49.3	↑1.9
11/18 02:10	51.0	↑1.7
11/18 02:20	52.7	↑1.7
11/18 02:30	54.3	↑1.6
11/18 02:40	55.8	↑1.5
11/18 02:50	57.2	↑1.4
11/18 03:00	58.4	↑1.2
11/18 03:10	59.6	↑1.2
11/18 03:20	60.6	↑1.0
11/18 03:30	61.5	↑0.9
11/18 03:40	62.3	↑0.8
11/18 03:50	62.9	↑0.6
11/18 04:00	63.5	↑0.6
11/18 04:10	63.9	↑0.4
11/18 04:20	64.2	↑0.3
11/18 04:30	64.4	↑0.2
11/18 04:40	64.6	↑0.2
11/18 04:50	64.6	0	満潮
11/18 05:00	64.6	0
11/18 05:10	64.5	↓-0.1
11/18 05:20	64.3	↓-0.2
11/18 05:30	64.1	↓-0.2
11/18 05:40	63.8	↓-0.3
11/18 05:50	63.5	↓-0.3
11/18 06:00	63.2	↓-0.3
11/18 06:10	62.9	↓-0.3
11/18 06:20	62.6	↓-0.3
11/18 06:30	62.4	↓-0.2
11/18 06:40	62.1	↓-0.3
11/18 06:50	61.9	↓-0.2
11/18 07:00	61.8	↓-0.1
11/18 07:10	61.7	↓-0.1	干潮
11/18 07:20	61.7	0
11/18 07:30	61.8	↑0.1
11/18 07:40	62.0	↑0.2
11/18 07:50	62.2	↑0.2
11/18 08:00	62.6	↑0.4
11/18 08:10	63.1	↑0.5
11/18 08:20	63.7	↑0.6
11/18 08:30	64.5	↑0.8
11/18 08:40	65.4	↑0.9
11/18 08:50	66.4	↑1.0
11/18 09:00	67.5	↑1.1
11/18 09:10	68.8	↑1.3
11/18 09:20	70.2	↑1.4
11/18 09:30	71.7	↑1.5
11/18 09:40	73.4	↑1.7
11/18 09:50	75.1	↑1.7
11/18 10:00	77.0	↑1.9
11/18 10:10	79.0	↑2.0
11/18 10:20	81.1	↑2.1
11/18 10:30	83.2	↑2.1
11/18 10:40	85.5	↑2.3
11/18 10:50	87.8	↑2.3
11/18 11:00	90.2	↑2.4
11/18 11:10	92.6	↑2.4
11/18 11:20	95.0	↑2.4
11/18 11:30	97.5	↑2.5
11/18 11:40	99.9	↑2.4
11/18 11:50	102.3	↑2.4
11/18 12:00	104.7	↑2.4
11/18 12:10	107.1	↑2.4
11/18 12:20	109.4	↑2.3
11/18 12:30	111.6	↑2.2
11/18 12:40	113.7	↑2.1
11/18 12:50	115.7	↑2.0
11/18 13:00	117.6	↑1.9
11/18 13:10	119.3	↑1.7
11/18 13:20	120.9	↑1.6
11/18 13:30	122.3	↑1.4
11/18 13:40	123.6	↑1.3
11/18 13:50	124.6	↑1.0
11/18 14:00	125.5	↑0.9
11/18 14:10	126.2	↑0.7
11/18 14:20	126.6	↑0.4
11/18 14:30	126.8	↑0.2	満潮
11/18 14:40	126.8	0
11/18 14:50	126.6	↓-0.2
11/18 15:00	126.1	↓-0.5
11/18 15:10	125.4	↓-0.7
11/18 15:20	124.4	↓-1.0
11/18 15:30	123.2	↓-1.2
11/18 15:40	121.8	↓-1.4
11/18 15:50	120.1	↓-1.7
11/18 16:00	118.2	↓-1.9
11/18 16:10	116.1	↓-2.1
11/18 16:20	113.8	↓-2.3
11/18 16:30	111.3	↓-2.5
11/18 16:40	108.6	↓-2.7
11/18 16:50	105.7	↓-2.9
11/18 17:00	102.6	↓-3.1
11/18 17:10	99.4	↓-3.2
11/18 17:20	96.0	↓-3.4
11/18 17:30	92.5	↓-3.5
11/18 17:40	88.9	↓-3.6
11/18 17:50	85.2	↓-3.7
11/18 18:00	81.4	↓-3.8
11/18 18:10	77.6	↓-3.8
11/18 18:20	73.7	↓-3.9	最大潮位差
11/18 18:30	69.8	↓-3.9	最大潮位差
11/18 18:40	65.9	↓-3.9	最大潮位差
11/18 18:50	62.1	↓-3.8
11/18 19:00	58.2	↓-3.9	最大潮位差
11/18 19:10	54.4	↓-3.8
11/18 19:20	50.7	↓-3.7
11/18 19:30	47.0	↓-3.7
11/18 19:40	43.4	↓-3.6
11/18 19:50	40.0	↓-3.4
11/18 20:00	36.7	↓-3.3
11/18 20:10	33.5	↓-3.2
11/18 20:20	30.5	↓-3.0
11/18 20:30	27.7	↓-2.8
11/18 20:40	25.1	↓-2.6
11/18 20:50	22.6	↓-2.5
11/18 21:00	20.4	↓-2.2
11/18 21:10	18.3	↓-2.1
11/18 21:20	16.5	↓-1.8
11/18 21:30	14.9	↓-1.6
11/18 21:40	13.5	↓-1.4
11/18 21:50	12.4	↓-1.1
11/18 22:00	11.4	↓-1.0
11/18 22:10	10.7	↓-0.7
11/18 22:20	10.3	↓-0.4
11/18 22:30	10.0	↓-0.3	干潮
11/18 22:40	10.0	0
11/18 22:50	10.1	↑0.1
11/18 23:00	10.5	↑0.4
11/18 23:10	11.1	↑0.6
11/18 23:20	11.8	↑0.7
11/18 23:30	12.8	↑1.0
11/18 23:40	13.9	↑1.1
11/18 23:50	15.1	↑1.2