20 (木)	07:52	00:36	21:25	15:57
	104cm	57cm	59cm	47cm
小潮 出 06:50 入 16:15 出 01:13 入 10:39

コイセボイ（北海道）2028年01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
1/20 00:00	57.0	↓-0.3
1/20 00:10	56.7	↓-0.3
1/20 00:20	56.5	↓-0.2
1/20 00:30	56.4	↓-0.1	干潮
1/20 00:40	56.4	0
1/20 00:50	56.5	↑0.1
1/20 01:00	56.7	↑0.2
1/20 01:10	57.0	↑0.3
1/20 01:20	57.4	↑0.4
1/20 01:30	58.0	↑0.6
1/20 01:40	58.6	↑0.6
1/20 01:50	59.3	↑0.7
1/20 02:00	60.1	↑0.8
1/20 02:10	61.1	↑1.0
1/20 02:20	62.1	↑1.0
1/20 02:30	63.2	↑1.1
1/20 02:40	64.4	↑1.2
1/20 02:50	65.7	↑1.3
1/20 03:00	67.1	↑1.4
1/20 03:10	68.5	↑1.4
1/20 03:20	70.1	↑1.6
1/20 03:30	71.6	↑1.5
1/20 03:40	73.3	↑1.7
1/20 03:50	74.9	↑1.6
1/20 04:00	76.6	↑1.7
1/20 04:10	78.3	↑1.7
1/20 04:20	80.1	↑1.8
1/20 04:30	81.8	↑1.7
1/20 04:40	83.5	↑1.7
1/20 04:50	85.3	↑1.8
1/20 05:00	87.0	↑1.7
1/20 05:10	88.6	↑1.6
1/20 05:20	90.2	↑1.6
1/20 05:30	91.8	↑1.6
1/20 05:40	93.3	↑1.5
1/20 05:50	94.8	↑1.5
1/20 06:00	96.1	↑1.3
1/20 06:10	97.4	↑1.3
1/20 06:20	98.6	↑1.2
1/20 06:30	99.6	↑1.0
1/20 06:40	100.6	↑1.0
1/20 06:50	101.5	↑0.9
1/20 07:00	102.2	↑0.7
1/20 07:10	102.8	↑0.6
1/20 07:20	103.3	↑0.5
1/20 07:30	103.6	↑0.3
1/20 07:40	103.9	↑0.3
1/20 07:50	104.0	↑0.1	満潮
1/20 08:00	103.9	↓-0.1
1/20 08:10	103.7	↓-0.2
1/20 08:20	103.4	↓-0.3
1/20 08:30	103.0	↓-0.4
1/20 08:40	102.4	↓-0.6
1/20 08:50	101.7	↓-0.7
1/20 09:00	100.8	↓-0.9
1/20 09:10	99.9	↓-0.9
1/20 09:20	98.8	↓-1.1
1/20 09:30	97.6	↓-1.2
1/20 09:40	96.3	↓-1.3
1/20 09:50	94.9	↓-1.4
1/20 10:00	93.5	↓-1.4
1/20 10:10	91.9	↓-1.6
1/20 10:20	90.3	↓-1.6
1/20 10:30	88.6	↓-1.7
1/20 10:40	86.8	↓-1.8
1/20 10:50	85.0	↓-1.8
1/20 11:00	83.1	↓-1.9
1/20 11:10	81.3	↓-1.8
1/20 11:20	79.4	↓-1.9
1/20 11:30	77.5	↓-1.9
1/20 11:40	75.6	↓-1.9
1/20 11:50	73.6	↓-2.0	最大潮位差
1/20 12:00	71.8	↓-1.8
1/20 12:10	69.9	↓-1.9
1/20 12:20	68.0	↓-1.9
1/20 12:30	66.3	↓-1.7
1/20 12:40	64.5	↓-1.8
1/20 12:50	62.8	↓-1.7
1/20 13:00	61.2	↓-1.6
1/20 13:10	59.6	↓-1.6
1/20 13:20	58.1	↓-1.5
1/20 13:30	56.7	↓-1.4
1/20 13:40	55.4	↓-1.3
1/20 13:50	54.2	↓-1.2
1/20 14:00	53.0	↓-1.2
1/20 14:10	52.0	↓-1.0
1/20 14:20	51.0	↓-1.0
1/20 14:30	50.2	↓-0.8
1/20 14:40	49.4	↓-0.8
1/20 14:50	48.8	↓-0.6
1/20 15:00	48.2	↓-0.6
1/20 15:10	47.7	↓-0.5
1/20 15:20	47.4	↓-0.3
1/20 15:30	47.1	↓-0.3
1/20 15:40	46.9	↓-0.2
1/20 15:50	46.8	↓-0.1	干潮
1/20 16:00	46.8	0
1/20 16:10	46.9	↑0.1
1/20 16:20	47.0	↑0.1
1/20 16:30	47.2	↑0.2
1/20 16:40	47.5	↑0.3
1/20 16:50	47.9	↑0.4
1/20 17:00	48.3	↑0.4
1/20 17:10	48.7	↑0.4
1/20 17:20	49.2	↑0.5
1/20 17:30	49.7	↑0.5
1/20 17:40	50.2	↑0.5
1/20 17:50	50.8	↑0.6
1/20 18:00	51.4	↑0.6
1/20 18:10	52.0	↑0.6
1/20 18:20	52.6	↑0.6
1/20 18:30	53.2	↑0.6
1/20 18:40	53.7	↑0.5
1/20 18:50	54.3	↑0.6
1/20 19:00	54.9	↑0.6
1/20 19:10	55.4	↑0.5
1/20 19:20	55.9	↑0.5
1/20 19:30	56.4	↑0.5
1/20 19:40	56.8	↑0.4
1/20 19:50	57.2	↑0.4
1/20 20:00	57.6	↑0.4
1/20 20:10	57.9	↑0.3
1/20 20:20	58.2	↑0.3
1/20 20:30	58.4	↑0.2
1/20 20:40	58.6	↑0.2
1/20 20:50	58.8	↑0.2
1/20 21:00	58.9	↑0.1
1/20 21:10	59.0	↑0.1
1/20 21:20	59.0	0	満潮
1/20 21:30	59.0	0
1/20 21:40	59.0	0
1/20 21:50	58.9	↓-0.1
1/20 22:00	58.8	↓-0.1
1/20 22:10	58.7	↓-0.1
1/20 22:20	58.5	↓-0.2
1/20 22:30	58.4	↓-0.1
1/20 22:40	58.2	↓-0.2
1/20 22:50	58.1	↓-0.1
1/20 23:00	57.9	↓-0.2
1/20 23:10	57.8	↓-0.1
1/20 23:20	57.6	↓-0.2
1/20 23:30	57.5	↓-0.1
1/20 23:40	57.4	↓-0.1
1/20 23:50	57.3	↓-0.1