18 (月)	09:29	02:34	23:02	17:03
	93cm	58cm	67cm	50cm
若潮 出 06:51 入 15:45 出 11:41 入 00:24

コイセボイ（北海道）2045年12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
12/18 00:00	65.6	↓-0.9
12/18 00:10	64.8	↓-0.8
12/18 00:20	64.0	↓-0.8
12/18 00:30	63.2	↓-0.8
12/18 00:40	62.5	↓-0.7
12/18 00:50	61.8	↓-0.7
12/18 01:00	61.1	↓-0.7
12/18 01:10	60.5	↓-0.6
12/18 01:20	59.9	↓-0.6
12/18 01:30	59.4	↓-0.5
12/18 01:40	58.9	↓-0.5
12/18 01:50	58.5	↓-0.4
12/18 02:00	58.2	↓-0.3
12/18 02:10	58.0	↓-0.2
12/18 02:20	57.9	↓-0.1
12/18 02:30	57.8	↓-0.1	干潮
12/18 02:40	57.8	0
12/18 02:50	57.9	↑0.1
12/18 03:00	58.1	↑0.2
12/18 03:10	58.4	↑0.3
12/18 03:20	58.8	↑0.4
12/18 03:30	59.2	↑0.4
12/18 03:40	59.8	↑0.6
12/18 03:50	60.4	↑0.6
12/18 04:00	61.1	↑0.7
12/18 04:10	61.9	↑0.8
12/18 04:20	62.8	↑0.9
12/18 04:30	63.7	↑0.9
12/18 04:40	64.7	↑1.0
12/18 04:50	65.8	↑1.1
12/18 05:00	66.9	↑1.1
12/18 05:10	68.1	↑1.2
12/18 05:20	69.3	↑1.2
12/18 05:30	70.5	↑1.2
12/18 05:40	71.8	↑1.3
12/18 05:50	73.1	↑1.3
12/18 06:00	74.4	↑1.3
12/18 06:10	75.8	↑1.4
12/18 06:20	77.1	↑1.3
12/18 06:30	78.4	↑1.3
12/18 06:40	79.7	↑1.3
12/18 06:50	81.0	↑1.3
12/18 07:00	82.2	↑1.2
12/18 07:10	83.4	↑1.2
12/18 07:20	84.6	↑1.2
12/18 07:30	85.6	↑1.0
12/18 07:40	86.7	↑1.1
12/18 07:50	87.7	↑1.0
12/18 08:00	88.5	↑0.8
12/18 08:10	89.4	↑0.9
12/18 08:20	90.1	↑0.7
12/18 08:30	90.7	↑0.6
12/18 08:40	91.3	↑0.6
12/18 08:50	91.7	↑0.4
12/18 09:00	92.1	↑0.4
12/18 09:10	92.3	↑0.2
12/18 09:20	92.4	↑0.1	満潮
12/18 09:30	92.5	↑0.1
12/18 09:40	92.4	↓-0.1
12/18 09:50	92.2	↓-0.2
12/18 10:00	91.9	↓-0.3
12/18 10:10	91.5	↓-0.4
12/18 10:20	91.0	↓-0.5
12/18 10:30	90.4	↓-0.6
12/18 10:40	89.7	↓-0.7
12/18 10:50	88.9	↓-0.8
12/18 11:00	88.0	↓-0.9
12/18 11:10	87.1	↓-0.9
12/18 11:20	86.0	↓-1.1
12/18 11:30	84.9	↓-1.1
12/18 11:40	83.7	↓-1.2
12/18 11:50	82.4	↓-1.3
12/18 12:00	81.1	↓-1.3
12/18 12:10	79.7	↓-1.4
12/18 12:20	78.3	↓-1.4
12/18 12:30	76.8	↓-1.5	最大潮位差
12/18 12:40	75.4	↓-1.4
12/18 12:50	73.9	↓-1.5	最大潮位差
12/18 13:00	72.4	↓-1.5	最大潮位差
12/18 13:10	70.9	↓-1.5	最大潮位差
12/18 13:20	69.4	↓-1.5	最大潮位差
12/18 13:30	67.9	↓-1.5	最大潮位差
12/18 13:40	66.4	↓-1.5	最大潮位差
12/18 13:50	64.9	↓-1.5	最大潮位差
12/18 14:00	63.5	↓-1.4
12/18 14:10	62.1	↓-1.4
12/18 14:20	60.8	↓-1.3
12/18 14:30	59.5	↓-1.3
12/18 14:40	58.3	↓-1.2
12/18 14:50	57.2	↓-1.1
12/18 15:00	56.1	↓-1.1
12/18 15:10	55.1	↓-1.0
12/18 15:20	54.2	↓-0.9
12/18 15:30	53.3	↓-0.9
12/18 15:40	52.5	↓-0.8
12/18 15:50	51.9	↓-0.6
12/18 16:00	51.3	↓-0.6
12/18 16:10	50.8	↓-0.5
12/18 16:20	50.4	↓-0.4
12/18 16:30	50.0	↓-0.4
12/18 16:40	49.8	↓-0.2
12/18 16:50	49.7	↓-0.1
12/18 17:00	49.6	↓-0.1	干潮
12/18 17:10	49.6	0
12/18 17:20	49.7	↑0.1
12/18 17:30	49.9	↑0.2
12/18 17:40	50.2	↑0.3
12/18 17:50	50.5	↑0.3
12/18 18:00	50.9	↑0.4
12/18 18:10	51.4	↑0.5
12/18 18:20	51.9	↑0.5
12/18 18:30	52.5	↑0.6
12/18 18:40	53.1	↑0.6
12/18 18:50	53.8	↑0.7
12/18 19:00	54.4	↑0.6
12/18 19:10	55.2	↑0.8
12/18 19:20	55.9	↑0.7
12/18 19:30	56.6	↑0.7
12/18 19:40	57.4	↑0.8
12/18 19:50	58.2	↑0.8
12/18 20:00	58.9	↑0.7
12/18 20:10	59.7	↑0.8
12/18 20:20	60.4	↑0.7
12/18 20:30	61.1	↑0.7
12/18 20:40	61.8	↑0.7
12/18 20:50	62.5	↑0.7
12/18 21:00	63.1	↑0.6
12/18 21:10	63.7	↑0.6
12/18 21:20	64.2	↑0.5
12/18 21:30	64.7	↑0.5
12/18 21:40	65.2	↑0.5
12/18 21:50	65.6	↑0.4
12/18 22:00	65.9	↑0.3
12/18 22:10	66.2	↑0.3
12/18 22:20	66.5	↑0.3
12/18 22:30	66.6	↑0.1
12/18 22:40	66.8	↑0.2
12/18 22:50	66.9	↑0.1
12/18 23:00	66.9	0	満潮
12/18 23:10	66.9	0
12/18 23:20	66.8	↓-0.1
12/18 23:30	66.7	↓-0.1
12/18 23:40	66.6	↓-0.1
12/18 23:50	66.4	↓-0.2