20 (月)	10:36	02:47	-	18:53
	104cm	61cm	-	40cm
若潮 出 06:52 入 15:46 出 01:39 入 12:14

コイセボイ（北海道）2049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	64.2	↓-0.1
12/20 00:10	64.1	↓-0.1
12/20 00:20	63.9	↓-0.2
12/20 00:30	63.7	↓-0.2
12/20 00:40	63.4	↓-0.3
12/20 00:50	63.2	↓-0.2
12/20 01:00	62.9	↓-0.3
12/20 01:10	62.7	↓-0.2
12/20 01:20	62.4	↓-0.3
12/20 01:30	62.1	↓-0.3
12/20 01:40	61.9	↓-0.2
12/20 01:50	61.7	↓-0.2
12/20 02:00	61.5	↓-0.2
12/20 02:10	61.3	↓-0.2
12/20 02:20	61.1	↓-0.2
12/20 02:30	61.0	↓-0.1
12/20 02:40	61.0	0	干潮
12/20 02:50	61.0	0
12/20 03:00	61.0	0
12/20 03:10	61.1	↑0.1
12/20 03:20	61.3	↑0.2
12/20 03:30	61.5	↑0.2
12/20 03:40	61.8	↑0.3
12/20 03:50	62.2	↑0.4
12/20 04:00	62.6	↑0.4
12/20 04:10	63.2	↑0.6
12/20 04:20	63.8	↑0.6
12/20 04:30	64.4	↑0.6
12/20 04:40	65.2	↑0.8
12/20 04:50	66.0	↑0.8
12/20 05:00	66.9	↑0.9
12/20 05:10	67.8	↑0.9
12/20 05:20	68.9	↑1.1
12/20 05:30	70.0	↑1.1
12/20 05:40	71.1	↑1.1
12/20 05:50	72.4	↑1.3
12/20 06:00	73.6	↑1.2
12/20 06:10	75.0	↑1.4
12/20 06:20	76.3	↑1.3
12/20 06:30	77.7	↑1.4
12/20 06:40	79.2	↑1.5
12/20 06:50	80.6	↑1.4
12/20 07:00	82.1	↑1.5
12/20 07:10	83.6	↑1.5
12/20 07:20	85.1	↑1.5
12/20 07:30	86.6	↑1.5
12/20 07:40	88.0	↑1.4
12/20 07:50	89.5	↑1.5
12/20 08:00	90.9	↑1.4
12/20 08:10	92.3	↑1.4
12/20 08:20	93.6	↑1.3
12/20 08:30	94.9	↑1.3
12/20 08:40	96.1	↑1.2
12/20 08:50	97.3	↑1.2
12/20 09:00	98.3	↑1.0
12/20 09:10	99.3	↑1.0
12/20 09:20	100.2	↑0.9
12/20 09:30	101.0	↑0.8
12/20 09:40	101.7	↑0.7
12/20 09:50	102.3	↑0.6
12/20 10:00	102.8	↑0.5
12/20 10:10	103.2	↑0.4
12/20 10:20	103.4	↑0.2
12/20 10:30	103.6	↑0.2	満潮
12/20 10:40	103.6	0
12/20 10:50	103.5	↓-0.1
12/20 11:00	103.2	↓-0.3
12/20 11:10	102.8	↓-0.4
12/20 11:20	102.3	↓-0.5
12/20 11:30	101.7	↓-0.6
12/20 11:40	100.9	↓-0.8
12/20 11:50	100.0	↓-0.9
12/20 12:00	99.0	↓-1.0
12/20 12:10	97.9	↓-1.1
12/20 12:20	96.7	↓-1.2
12/20 12:30	95.3	↓-1.4
12/20 12:40	93.9	↓-1.4
12/20 12:50	92.3	↓-1.6
12/20 13:00	90.7	↓-1.6
12/20 13:10	89.0	↓-1.7
12/20 13:20	87.2	↓-1.8
12/20 13:30	85.4	↓-1.8
12/20 13:40	83.4	↓-2.0
12/20 13:50	81.5	↓-1.9
12/20 14:00	79.5	↓-2.0
12/20 14:10	77.4	↓-2.1	最大潮位差
12/20 14:20	75.4	↓-2.0
12/20 14:30	73.3	↓-2.1	最大潮位差
12/20 14:40	71.2	↓-2.1	最大潮位差
12/20 14:50	69.1	↓-2.1	最大潮位差
12/20 15:00	67.1	↓-2.0
12/20 15:10	65.0	↓-2.1	最大潮位差
12/20 15:20	63.0	↓-2.0
12/20 15:30	61.1	↓-1.9
12/20 15:40	59.1	↓-2.0
12/20 15:50	57.3	↓-1.8
12/20 16:00	55.5	↓-1.8
12/20 16:10	53.7	↓-1.8
12/20 16:20	52.1	↓-1.6
12/20 16:30	50.5	↓-1.6
12/20 16:40	49.0	↓-1.5
12/20 16:50	47.6	↓-1.4
12/20 17:00	46.4	↓-1.2
12/20 17:10	45.2	↓-1.2
12/20 17:20	44.1	↓-1.1
12/20 17:30	43.1	↓-1.0
12/20 17:40	42.3	↓-0.8
12/20 17:50	41.5	↓-0.8
12/20 18:00	40.9	↓-0.6
12/20 18:10	40.4	↓-0.5
12/20 18:20	40.0	↓-0.4
12/20 18:30	39.7	↓-0.3
12/20 18:40	39.5	↓-0.2
12/20 18:50	39.4	↓-0.1	干潮
12/20 19:00	39.5	↑0.1
12/20 19:10	39.6	↑0.1
12/20 19:20	39.8	↑0.2
12/20 19:30	40.2	↑0.4
12/20 19:40	40.6	↑0.4
12/20 19:50	41.1	↑0.5
12/20 20:00	41.6	↑0.5
12/20 20:10	42.3	↑0.7
12/20 20:20	43.0	↑0.7
12/20 20:30	43.7	↑0.7
12/20 20:40	44.5	↑0.8
12/20 20:50	45.4	↑0.9
12/20 21:00	46.3	↑0.9
12/20 21:10	47.2	↑0.9
12/20 21:20	48.1	↑0.9
12/20 21:30	49.1	↑1.0
12/20 21:40	50.0	↑0.9
12/20 21:50	51.0	↑1.0
12/20 22:00	51.9	↑0.9
12/20 22:10	52.9	↑1.0
12/20 22:20	53.8	↑0.9
12/20 22:30	54.7	↑0.9
12/20 22:40	55.5	↑0.8
12/20 22:50	56.4	↑0.9
12/20 23:00	57.2	↑0.8
12/20 23:10	57.9	↑0.7
12/20 23:20	58.6	↑0.7
12/20 23:30	59.3	↑0.7
12/20 23:40	59.9	↑0.6
12/20 23:50	60.5	↑0.6