20 (土)	05:25	08:12	15:26	23:21
	67cm	63cm	129cm	18cm
中潮 出 06:52 入 15:46 出 08:37 入 18:10

コイセボイ（北海道）2036年12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
12/20 00:00	21.3	↑1.3
12/20 00:10	22.8	↑1.5
12/20 00:20	24.4	↑1.6
12/20 00:30	26.1	↑1.7
12/20 00:40	27.9	↑1.8
12/20 00:50	29.8	↑1.9
12/20 01:00	31.8	↑2.0
12/20 01:10	33.8	↑2.0
12/20 01:20	35.8	↑2.0
12/20 01:30	37.9	↑2.1
12/20 01:40	40.0	↑2.1
12/20 01:50	42.1	↑2.1
12/20 02:00	44.1	↑2.0
12/20 02:10	46.1	↑2.0
12/20 02:20	48.1	↑2.0
12/20 02:30	50.0	↑1.9
12/20 02:40	51.8	↑1.8
12/20 02:50	53.6	↑1.8
12/20 03:00	55.3	↑1.7
12/20 03:10	56.9	↑1.6
12/20 03:20	58.3	↑1.4
12/20 03:30	59.7	↑1.4
12/20 03:40	60.9	↑1.2
12/20 03:50	62.1	↑1.2
12/20 04:00	63.1	↑1.0
12/20 04:10	64.0	↑0.9
12/20 04:20	64.7	↑0.7
12/20 04:30	65.4	↑0.7
12/20 04:40	65.9	↑0.5
12/20 04:50	66.3	↑0.4
12/20 05:00	66.6	↑0.3
12/20 05:10	66.8	↑0.2
12/20 05:20	66.9	↑0.1	満潮
12/20 05:30	66.9	0
12/20 05:40	66.8	↓-0.1
12/20 05:50	66.6	↓-0.2
12/20 06:00	66.4	↓-0.2
12/20 06:10	66.1	↓-0.3
12/20 06:20	65.7	↓-0.4
12/20 06:30	65.4	↓-0.3
12/20 06:40	65.0	↓-0.4
12/20 06:50	64.6	↓-0.4
12/20 07:00	64.2	↓-0.4
12/20 07:10	63.8	↓-0.4
12/20 07:20	63.5	↓-0.3
12/20 07:30	63.1	↓-0.4
12/20 07:40	62.9	↓-0.2
12/20 07:50	62.7	↓-0.2
12/20 08:00	62.5	↓-0.2
12/20 08:10	62.5	0	干潮
12/20 08:20	62.5	0
12/20 08:30	62.7	↑0.2
12/20 08:40	62.9	↑0.2
12/20 08:50	63.3	↑0.4
12/20 09:00	63.8	↑0.5
12/20 09:10	64.4	↑0.6
12/20 09:20	65.1	↑0.7
12/20 09:30	66.0	↑0.9
12/20 09:40	67.0	↑1.0
12/20 09:50	68.2	↑1.2
12/20 10:00	69.4	↑1.2
12/20 10:10	70.9	↑1.5
12/20 10:20	72.4	↑1.5
12/20 10:30	74.1	↑1.7
12/20 10:40	75.9	↑1.8
12/20 10:50	77.8	↑1.9
12/20 11:00	79.8	↑2.0
12/20 11:10	81.9	↑2.1
12/20 11:20	84.1	↑2.2
12/20 11:30	86.4	↑2.3
12/20 11:40	88.7	↑2.3
12/20 11:50	91.1	↑2.4
12/20 12:00	93.6	↑2.5
12/20 12:10	96.0	↑2.4
12/20 12:20	98.5	↑2.5
12/20 12:30	101.0	↑2.5
12/20 12:40	103.4	↑2.4
12/20 12:50	105.8	↑2.4
12/20 13:00	108.2	↑2.4
12/20 13:10	110.5	↑2.3
12/20 13:20	112.7	↑2.2
12/20 13:30	114.9	↑2.2
12/20 13:40	116.9	↑2.0
12/20 13:50	118.8	↑1.9
12/20 14:00	120.5	↑1.7
12/20 14:10	122.1	↑1.6
12/20 14:20	123.6	↑1.5
12/20 14:30	124.8	↑1.2
12/20 14:40	125.9	↑1.1
12/20 14:50	126.8	↑0.9
12/20 15:00	127.5	↑0.7
12/20 15:10	127.9	↑0.4
12/20 15:20	128.2	↑0.3	満潮
12/20 15:30	128.2	0
12/20 15:40	127.9	↓-0.3
12/20 15:50	127.5	↓-0.4
12/20 16:00	126.8	↓-0.7
12/20 16:10	125.8	↓-1.0
12/20 16:20	124.7	↓-1.1
12/20 16:30	123.3	↓-1.4
12/20 16:40	121.7	↓-1.6
12/20 16:50	119.8	↓-1.9
12/20 17:00	117.8	↓-2.0
12/20 17:10	115.5	↓-2.3
12/20 17:20	113.0	↓-2.5
12/20 17:30	110.4	↓-2.6
12/20 17:40	107.6	↓-2.8
12/20 17:50	104.6	↓-3.0
12/20 18:00	101.4	↓-3.2
12/20 18:10	98.2	↓-3.2
12/20 18:20	94.8	↓-3.4
12/20 18:30	91.3	↓-3.5
12/20 18:40	87.7	↓-3.6
12/20 18:50	84.1	↓-3.6
12/20 19:00	80.4	↓-3.7
12/20 19:10	76.6	↓-3.8	最大潮位差
12/20 19:20	72.9	↓-3.7
12/20 19:30	69.1	↓-3.8	最大潮位差
12/20 19:40	65.4	↓-3.7
12/20 19:50	61.7	↓-3.7
12/20 20:00	58.1	↓-3.6
12/20 20:10	54.5	↓-3.6
12/20 20:20	51.0	↓-3.5
12/20 20:30	47.6	↓-3.4
12/20 20:40	44.4	↓-3.2
12/20 20:50	41.3	↓-3.1
12/20 21:00	38.3	↓-3.0
12/20 21:10	35.5	↓-2.8
12/20 21:20	32.9	↓-2.6
12/20 21:30	30.4	↓-2.5
12/20 21:40	28.2	↓-2.2
12/20 21:50	26.1	↓-2.1
12/20 22:00	24.3	↓-1.8
12/20 22:10	22.6	↓-1.7
12/20 22:20	21.2	↓-1.4
12/20 22:30	20.0	↓-1.2
12/20 22:40	19.0	↓-1.0
12/20 22:50	18.3	↓-0.7
12/20 23:00	17.7	↓-0.6
12/20 23:10	17.4	↓-0.3
12/20 23:20	17.3	↓-0.1	干潮
12/20 23:30	17.4	↑0.1
12/20 23:40	17.7	↑0.3
12/20 23:50	18.2	↑0.5