20 (木)	06:09	12:30	18:41	-
	92cm	45cm	87cm	-
小潮 出 03:57 入 18:59 出 10:59 入 21:48

コイセボイ（北海道）2045年07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
7/20 00:00	46.3	↑0.1
7/20 00:10	46.5	↑0.2
7/20 00:20	46.9	↑0.4
7/20 00:30	47.4	↑0.5
7/20 00:40	48.1	↑0.7
7/20 00:50	48.9	↑0.8
7/20 01:00	49.9	↑1.0
7/20 01:10	51.0	↑1.1
7/20 01:20	52.2	↑1.2
7/20 01:30	53.5	↑1.3
7/20 01:40	54.9	↑1.4
7/20 01:50	56.4	↑1.5
7/20 02:00	58.0	↑1.6
7/20 02:10	59.7	↑1.7
7/20 02:20	61.4	↑1.7
7/20 02:30	63.2	↑1.8
7/20 02:40	65.0	↑1.8
7/20 02:50	66.9	↑1.9
7/20 03:00	68.8	↑1.9
7/20 03:10	70.6	↑1.8
7/20 03:20	72.5	↑1.9
7/20 03:30	74.3	↑1.8
7/20 03:40	76.1	↑1.8
7/20 03:50	77.9	↑1.8
7/20 04:00	79.6	↑1.7
7/20 04:10	81.2	↑1.6
7/20 04:20	82.7	↑1.5
7/20 04:30	84.1	↑1.4
7/20 04:40	85.5	↑1.4
7/20 04:50	86.7	↑1.2
7/20 05:00	87.7	↑1.0
7/20 05:10	88.7	↑1.0
7/20 05:20	89.5	↑0.8
7/20 05:30	90.1	↑0.6
7/20 05:40	90.7	↑0.6
7/20 05:50	91.0	↑0.3
7/20 06:00	91.2	↑0.2	満潮
7/20 06:10	91.2	0
7/20 06:20	91.1	↓-0.1
7/20 06:30	90.9	↓-0.2
7/20 06:40	90.4	↓-0.5
7/20 06:50	89.8	↓-0.6
7/20 07:00	89.1	↓-0.7
7/20 07:10	88.2	↓-0.9
7/20 07:20	87.2	↓-1.0
7/20 07:30	86.0	↓-1.2
7/20 07:40	84.8	↓-1.2
7/20 07:50	83.4	↓-1.4
7/20 08:00	81.9	↓-1.5
7/20 08:10	80.3	↓-1.6
7/20 08:20	78.6	↓-1.7
7/20 08:30	76.8	↓-1.8
7/20 08:40	75.0	↓-1.8
7/20 08:50	73.2	↓-1.8
7/20 09:00	71.3	↓-1.9
7/20 09:10	69.4	↓-1.9
7/20 09:20	67.4	↓-2.0	最大潮位差
7/20 09:30	65.5	↓-1.9
7/20 09:40	63.6	↓-1.9
7/20 09:50	61.7	↓-1.9
7/20 10:00	59.9	↓-1.8
7/20 10:10	58.1	↓-1.8
7/20 10:20	56.4	↓-1.7
7/20 10:30	54.7	↓-1.7
7/20 10:40	53.2	↓-1.5
7/20 10:50	51.8	↓-1.4
7/20 11:00	50.4	↓-1.4
7/20 11:10	49.2	↓-1.2
7/20 11:20	48.1	↓-1.1
7/20 11:30	47.2	↓-0.9
7/20 11:40	46.3	↓-0.9
7/20 11:50	45.7	↓-0.6
7/20 12:00	45.2	↓-0.5
7/20 12:10	44.8	↓-0.4
7/20 12:20	44.6	↓-0.2	干潮
7/20 12:30	44.5	↓-0.1	干潮
7/20 12:40	44.6	↑0.1
7/20 12:50	44.9	↑0.3
7/20 13:00	45.3	↑0.4
7/20 13:10	45.8	↑0.5
7/20 13:20	46.5	↑0.7
7/20 13:30	47.3	↑0.8
7/20 13:40	48.3	↑1.0
7/20 13:50	49.4	↑1.1
7/20 14:00	50.6	↑1.2
7/20 14:10	51.9	↑1.3
7/20 14:20	53.3	↑1.4
7/20 14:30	54.8	↑1.5
7/20 14:40	56.4	↑1.6
7/20 14:50	58.0	↑1.6
7/20 15:00	59.7	↑1.7
7/20 15:10	61.4	↑1.7
7/20 15:20	63.2	↑1.8
7/20 15:30	65.0	↑1.8
7/20 15:40	66.7	↑1.7
7/20 15:50	68.5	↑1.8
7/20 16:00	70.3	↑1.8
7/20 16:10	72.0	↑1.7
7/20 16:20	73.6	↑1.6
7/20 16:30	75.2	↑1.6
7/20 16:40	76.8	↑1.6
7/20 16:50	78.2	↑1.4
7/20 17:00	79.6	↑1.4
7/20 17:10	80.8	↑1.2
7/20 17:20	82.0	↑1.2
7/20 17:30	83.0	↑1.0
7/20 17:40	83.9	↑0.9
7/20 17:50	84.7	↑0.8
7/20 18:00	85.4	↑0.7
7/20 18:10	85.9	↑0.5
7/20 18:20	86.2	↑0.3
7/20 18:30	86.4	↑0.2
7/20 18:40	86.5	↑0.1	満潮
7/20 18:50	86.4	↓-0.1
7/20 19:00	86.2	↓-0.2
7/20 19:10	85.8	↓-0.4
7/20 19:20	85.3	↓-0.5
7/20 19:30	84.7	↓-0.6
7/20 19:40	83.9	↓-0.8
7/20 19:50	83.0	↓-0.9
7/20 20:00	82.0	↓-1.0
7/20 20:10	80.9	↓-1.1
7/20 20:20	79.6	↓-1.3
7/20 20:30	78.3	↓-1.3
7/20 20:40	76.9	↓-1.4
7/20 20:50	75.4	↓-1.5
7/20 21:00	73.8	↓-1.6
7/20 21:10	72.2	↓-1.6
7/20 21:20	70.6	↓-1.6
7/20 21:30	68.9	↓-1.7
7/20 21:40	67.2	↓-1.7
7/20 21:50	65.5	↓-1.7
7/20 22:00	63.8	↓-1.7
7/20 22:10	62.1	↓-1.7
7/20 22:20	60.5	↓-1.6
7/20 22:30	58.8	↓-1.7
7/20 22:40	57.3	↓-1.5
7/20 22:50	55.8	↓-1.5
7/20 23:00	54.3	↓-1.5
7/20 23:10	53.0	↓-1.3
7/20 23:20	51.7	↓-1.3
7/20 23:30	50.6	↓-1.1
7/20 23:40	49.5	↓-1.1
7/20 23:50	48.6	↓-0.9