20 (金)	05:41	11:54	18:06	23:58
	89cm	40cm	87cm	48cm
中潮 出 06:13 入 16:58 出 08:40 入 21:43

コイセボイ（北海道）2037年02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
2/20 00:00	43.1	↑0.3
2/20 00:10	43.5	↑0.4
2/20 00:20	44.1	↑0.6
2/20 00:30	44.9	↑0.8
2/20 00:40	45.8	↑0.9
2/20 00:50	46.9	↑1.1
2/20 01:00	48.1	↑1.2
2/20 01:10	49.5	↑1.4
2/20 01:20	51.0	↑1.5
2/20 01:30	52.6	↑1.6
2/20 01:40	54.3	↑1.7
2/20 01:50	56.0	↑1.7
2/20 02:00	57.9	↑1.9
2/20 02:10	59.8	↑1.9
2/20 02:20	61.7	↑1.9
2/20 02:30	63.7	↑2.0
2/20 02:40	65.7	↑2.0
2/20 02:50	67.7	↑2.0
2/20 03:00	69.6	↑1.9
2/20 03:10	71.6	↑2.0
2/20 03:20	73.5	↑1.9
2/20 03:30	75.3	↑1.8
2/20 03:40	77.1	↑1.8
2/20 03:50	78.7	↑1.6
2/20 04:00	80.3	↑1.6
2/20 04:10	81.7	↑1.4
2/20 04:20	83.1	↑1.4
2/20 04:30	84.3	↑1.2
2/20 04:40	85.3	↑1.0
2/20 04:50	86.3	↑1.0
2/20 05:00	87.0	↑0.7
2/20 05:10	87.6	↑0.6
2/20 05:20	88.0	↑0.4
2/20 05:30	88.3	↑0.3
2/20 05:40	88.4	↑0.1	満潮
2/20 05:50	88.3	↓-0.1
2/20 06:00	88.0	↓-0.3
2/20 06:10	87.6	↓-0.4
2/20 06:20	87.0	↓-0.6
2/20 06:30	86.2	↓-0.8
2/20 06:40	85.3	↓-0.9
2/20 06:50	84.2	↓-1.1
2/20 07:00	83.0	↓-1.2
2/20 07:10	81.7	↓-1.3
2/20 07:20	80.2	↓-1.5
2/20 07:30	78.6	↓-1.6
2/20 07:40	77.0	↓-1.6
2/20 07:50	75.2	↓-1.8
2/20 08:00	73.3	↓-1.9
2/20 08:10	71.4	↓-1.9
2/20 08:20	69.4	↓-2.0
2/20 08:30	67.4	↓-2.0
2/20 08:40	65.4	↓-2.0
2/20 08:50	63.3	↓-2.1	最大潮位差
2/20 09:00	61.3	↓-2.0
2/20 09:10	59.3	↓-2.0
2/20 09:20	57.3	↓-2.0
2/20 09:30	55.4	↓-1.9
2/20 09:40	53.5	↓-1.9
2/20 09:50	51.7	↓-1.8
2/20 10:00	50.0	↓-1.7
2/20 10:10	48.4	↓-1.6
2/20 10:20	46.9	↓-1.5
2/20 10:30	45.6	↓-1.3
2/20 10:40	44.3	↓-1.3
2/20 10:50	43.2	↓-1.1
2/20 11:00	42.3	↓-0.9
2/20 11:10	41.5	↓-0.8
2/20 11:20	40.8	↓-0.7
2/20 11:30	40.4	↓-0.4
2/20 11:40	40.1	↓-0.3
2/20 11:50	39.9	↓-0.2	干潮
2/20 12:00	40.0	↑0.1
2/20 12:10	40.2	↑0.2
2/20 12:20	40.6	↑0.4
2/20 12:30	41.1	↑0.5
2/20 12:40	41.8	↑0.7
2/20 12:50	42.6	↑0.8
2/20 13:00	43.6	↑1.0
2/20 13:10	44.8	↑1.2
2/20 13:20	46.0	↑1.2
2/20 13:30	47.4	↑1.4
2/20 13:40	48.9	↑1.5
2/20 13:50	50.5	↑1.6
2/20 14:00	52.2	↑1.7
2/20 14:10	54.0	↑1.8
2/20 14:20	55.8	↑1.8
2/20 14:30	57.7	↑1.9
2/20 14:40	59.6	↑1.9
2/20 14:50	61.6	↑2.0
2/20 15:00	63.5	↑1.9
2/20 15:10	65.5	↑2.0
2/20 15:20	67.4	↑1.9
2/20 15:30	69.3	↑1.9
2/20 15:40	71.1	↑1.8
2/20 15:50	72.9	↑1.8
2/20 16:00	74.7	↑1.8
2/20 16:10	76.3	↑1.6
2/20 16:20	77.8	↑1.5
2/20 16:30	79.3	↑1.5
2/20 16:40	80.6	↑1.3
2/20 16:50	81.8	↑1.2
2/20 17:00	82.9	↑1.1
2/20 17:10	83.8	↑0.9
2/20 17:20	84.6	↑0.8
2/20 17:30	85.2	↑0.6
2/20 17:40	85.7	↑0.5
2/20 17:50	86.0	↑0.3
2/20 18:00	86.2	↑0.2	満潮
2/20 18:10	86.2	0
2/20 18:20	86.0	↓-0.2
2/20 18:30	85.7	↓-0.3
2/20 18:40	85.3	↓-0.4
2/20 18:50	84.7	↓-0.6
2/20 19:00	83.9	↓-0.8
2/20 19:10	83.1	↓-0.8
2/20 19:20	82.0	↓-1.1
2/20 19:30	80.9	↓-1.1
2/20 19:40	79.7	↓-1.2
2/20 19:50	78.3	↓-1.4
2/20 20:00	76.9	↓-1.4
2/20 20:10	75.4	↓-1.5
2/20 20:20	73.8	↓-1.6
2/20 20:30	72.2	↓-1.6
2/20 20:40	70.5	↓-1.7
2/20 20:50	68.8	↓-1.7
2/20 21:00	67.1	↓-1.7
2/20 21:10	65.4	↓-1.7
2/20 21:20	63.7	↓-1.7
2/20 21:30	62.0	↓-1.7
2/20 21:40	60.3	↓-1.7
2/20 21:50	58.8	↓-1.5
2/20 22:00	57.2	↓-1.6
2/20 22:10	55.8	↓-1.4
2/20 22:20	54.4	↓-1.4
2/20 22:30	53.2	↓-1.2
2/20 22:40	52.0	↓-1.2
2/20 22:50	51.0	↓-1.0
2/20 23:00	50.1	↓-0.9
2/20 23:10	49.3	↓-0.8
2/20 23:20	48.7	↓-0.6
2/20 23:30	48.2	↓-0.5
2/20 23:40	47.8	↓-0.4
2/20 23:50	47.6	↓-0.2	干潮