22 (金)	06:55	00:45	18:03	11:27
	74cm	36cm	103cm	59cm
小潮 出 06:53 入 15:47 出 10:14 入 22:13

コイセボイ（北海道）2028年12月22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
12/22 00:00	36.7	↓-0.9
12/22 00:10	36.1	↓-0.6
12/22 00:20	35.6	↓-0.5
12/22 00:30	35.2	↓-0.4
12/22 00:40	35.1	↓-0.1	干潮
12/22 00:50	35.1	0
12/22 01:00	35.3	↑0.2
12/22 01:10	35.6	↑0.3
12/22 01:20	36.1	↑0.5
12/22 01:30	36.8	↑0.7
12/22 01:40	37.5	↑0.7
12/22 01:50	38.5	↑1.0
12/22 02:00	39.5	↑1.0
12/22 02:10	40.6	↑1.1
12/22 02:20	41.9	↑1.3
12/22 02:30	43.2	↑1.3
12/22 02:40	44.6	↑1.4
12/22 02:50	46.1	↑1.5
12/22 03:00	47.7	↑1.6
12/22 03:10	49.2	↑1.5
12/22 03:20	50.9	↑1.7
12/22 03:30	52.5	↑1.6
12/22 03:40	54.1	↑1.6
12/22 03:50	55.7	↑1.6
12/22 04:00	57.4	↑1.7
12/22 04:10	58.9	↑1.5
12/22 04:20	60.5	↑1.6
12/22 04:30	62.0	↑1.5
12/22 04:40	63.4	↑1.4
12/22 04:50	64.7	↑1.3
12/22 05:00	66.0	↑1.3
12/22 05:10	67.2	↑1.2
12/22 05:20	68.3	↑1.1
12/22 05:30	69.3	↑1.0
12/22 05:40	70.2	↑0.9
12/22 05:50	71.0	↑0.8
12/22 06:00	71.7	↑0.7
12/22 06:10	72.2	↑0.5
12/22 06:20	72.7	↑0.5
12/22 06:30	73.0	↑0.3
12/22 06:40	73.2	↑0.2
12/22 06:50	73.3	↑0.1	満潮
12/22 07:00	73.3	0
12/22 07:10	73.2	↓-0.1
12/22 07:20	73.0	↓-0.2
12/22 07:30	72.7	↓-0.3
12/22 07:40	72.2	↓-0.5
12/22 07:50	71.8	↓-0.4
12/22 08:00	71.2	↓-0.6
12/22 08:10	70.5	↓-0.7
12/22 08:20	69.8	↓-0.7
12/22 08:30	69.1	↓-0.7
12/22 08:40	68.3	↓-0.8
12/22 08:50	67.5	↓-0.8
12/22 09:00	66.6	↓-0.9
12/22 09:10	65.8	↓-0.8
12/22 09:20	64.9	↓-0.9
12/22 09:30	64.1	↓-0.8
12/22 09:40	63.3	↓-0.8
12/22 09:50	62.5	↓-0.8
12/22 10:00	61.7	↓-0.8
12/22 10:10	61.0	↓-0.7
12/22 10:20	60.4	↓-0.6
12/22 10:30	59.8	↓-0.6
12/22 10:40	59.3	↓-0.5
12/22 10:50	58.9	↓-0.4
12/22 11:00	58.6	↓-0.3
12/22 11:10	58.4	↓-0.2
12/22 11:20	58.3	↓-0.1	干潮
12/22 11:30	58.3	0
12/22 11:40	58.4	↑0.1
12/22 11:50	58.6	↑0.2
12/22 12:00	58.9	↑0.3
12/22 12:10	59.4	↑0.5
12/22 12:20	60.0	↑0.6
12/22 12:30	60.7	↑0.7
12/22 12:40	61.5	↑0.8
12/22 12:50	62.4	↑0.9
12/22 13:00	63.4	↑1.0
12/22 13:10	64.5	↑1.1
12/22 13:20	65.8	↑1.3
12/22 13:30	67.1	↑1.3
12/22 13:40	68.5	↑1.4
12/22 13:50	70.0	↑1.5
12/22 14:00	71.6	↑1.6
12/22 14:10	73.2	↑1.6
12/22 14:20	74.8	↑1.6
12/22 14:30	76.6	↑1.8
12/22 14:40	78.3	↑1.7
12/22 14:50	80.0	↑1.7
12/22 15:00	81.8	↑1.8
12/22 15:10	83.6	↑1.8
12/22 15:20	85.3	↑1.7
12/22 15:30	87.0	↑1.7
12/22 15:40	88.7	↑1.7
12/22 15:50	90.3	↑1.6
12/22 16:00	91.9	↑1.6
12/22 16:10	93.4	↑1.5
12/22 16:20	94.8	↑1.4
12/22 16:30	96.1	↑1.3
12/22 16:40	97.3	↑1.2
12/22 16:50	98.4	↑1.1
12/22 17:00	99.4	↑1.0
12/22 17:10	100.2	↑0.8
12/22 17:20	100.9	↑0.7
12/22 17:30	101.5	↑0.6
12/22 17:40	101.9	↑0.4
12/22 17:50	102.2	↑0.3
12/22 18:00	102.3	↑0.1	満潮
12/22 18:10	102.2	↓-0.1
12/22 18:20	102.0	↓-0.2
12/22 18:30	101.7	↓-0.3
12/22 18:40	101.2	↓-0.5
12/22 18:50	100.5	↓-0.7
12/22 19:00	99.7	↓-0.8
12/22 19:10	98.7	↓-1.0
12/22 19:20	97.6	↓-1.1
12/22 19:30	96.3	↓-1.3
12/22 19:40	94.9	↓-1.4
12/22 19:50	93.4	↓-1.5
12/22 20:00	91.8	↓-1.6
12/22 20:10	90.1	↓-1.7
12/22 20:20	88.2	↓-1.9
12/22 20:30	86.3	↓-1.9
12/22 20:40	84.3	↓-2.0
12/22 20:50	82.3	↓-2.0
12/22 21:00	80.1	↓-2.2	最大潮位差
12/22 21:10	78.0	↓-2.1
12/22 21:20	75.8	↓-2.2	最大潮位差
12/22 21:30	73.6	↓-2.2	最大潮位差
12/22 21:40	71.4	↓-2.2	最大潮位差
12/22 21:50	69.2	↓-2.2	最大潮位差
12/22 22:00	67.0	↓-2.2	最大潮位差
12/22 22:10	64.8	↓-2.2	最大潮位差
12/22 22:20	62.7	↓-2.1
12/22 22:30	60.7	↓-2.0
12/22 22:40	58.7	↓-2.0
12/22 22:50	56.8	↓-1.9
12/22 23:00	54.9	↓-1.9
12/22 23:10	53.2	↓-1.7
12/22 23:20	51.6	↓-1.6
12/22 23:30	50.1	↓-1.5
12/22 23:40	48.7	↓-1.4
12/22 23:50	47.5	↓-1.2