12 (水)	10:37	18:57	-	-
	86cm	29cm	-	-
長潮 出 04:43 入 18:02 出 02:32 入 12:43

コイセボイ（北海道）2045年04月12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
4/12 00:00	49.6	↑0.6
4/12 00:10	50.2	↑0.6
4/12 00:20	50.8	↑0.6
4/12 00:30	51.3	↑0.5
4/12 00:40	51.8	↑0.5
4/12 00:50	52.2	↑0.4
4/12 01:00	52.6	↑0.4
4/12 01:10	53.0	↑0.4
4/12 01:20	53.4	↑0.4
4/12 01:30	53.8	↑0.4
4/12 01:40	54.1	↑0.3
4/12 01:50	54.4	↑0.3
4/12 02:00	54.8	↑0.4
4/12 02:10	55.1	↑0.3
4/12 02:20	55.3	↑0.2
4/12 02:30	55.6	↑0.3
4/12 02:40	55.9	↑0.3
4/12 02:50	56.2	↑0.3
4/12 03:00	56.5	↑0.3
4/12 03:10	56.8	↑0.3
4/12 03:20	57.2	↑0.4
4/12 03:30	57.5	↑0.3
4/12 03:40	57.9	↑0.4
4/12 03:50	58.3	↑0.4
4/12 04:00	58.7	↑0.4
4/12 04:10	59.1	↑0.4
4/12 04:20	59.6	↑0.5
4/12 04:30	60.1	↑0.5
4/12 04:40	60.6	↑0.5
4/12 04:50	61.1	↑0.5
4/12 05:00	61.7	↑0.6
4/12 05:10	62.4	↑0.7
4/12 05:20	63.0	↑0.6
4/12 05:30	63.7	↑0.7
4/12 05:40	64.5	↑0.8
4/12 05:50	65.2	↑0.7
4/12 06:00	66.0	↑0.8
4/12 06:10	66.8	↑0.8
4/12 06:20	67.7	↑0.9
4/12 06:30	68.6	↑0.9
4/12 06:40	69.5	↑0.9
4/12 06:50	70.4	↑0.9
4/12 07:00	71.3	↑0.9
4/12 07:10	72.3	↑1.0
4/12 07:20	73.2	↑0.9
4/12 07:30	74.2	↑1.0
4/12 07:40	75.1	↑0.9
4/12 07:50	76.0	↑0.9
4/12 08:00	77.0	↑1.0
4/12 08:10	77.9	↑0.9
4/12 08:20	78.8	↑0.9
4/12 08:30	79.6	↑0.8
4/12 08:40	80.4	↑0.8
4/12 08:50	81.2	↑0.8
4/12 09:00	82.0	↑0.8
4/12 09:10	82.6	↑0.6
4/12 09:20	83.3	↑0.7
4/12 09:30	83.8	↑0.5
4/12 09:40	84.3	↑0.5
4/12 09:50	84.8	↑0.5
4/12 10:00	85.1	↑0.3
4/12 10:10	85.4	↑0.3
4/12 10:20	85.6	↑0.2
4/12 10:30	85.7	↑0.1	満潮
4/12 10:40	85.7	0
4/12 10:50	85.6	↓-0.1
4/12 11:00	85.4	↓-0.2
4/12 11:10	85.1	↓-0.3
4/12 11:20	84.8	↓-0.3
4/12 11:30	84.3	↓-0.5
4/12 11:40	83.7	↓-0.6
4/12 11:50	83.0	↓-0.7
4/12 12:00	82.2	↓-0.8
4/12 12:10	81.4	↓-0.8
4/12 12:20	80.4	↓-1.0
4/12 12:30	79.3	↓-1.1
4/12 12:40	78.2	↓-1.1
4/12 12:50	77.0	↓-1.2
4/12 13:00	75.6	↓-1.4
4/12 13:10	74.3	↓-1.3
4/12 13:20	72.8	↓-1.5
4/12 13:30	71.3	↓-1.5
4/12 13:40	69.7	↓-1.6
4/12 13:50	68.0	↓-1.7
4/12 14:00	66.3	↓-1.7
4/12 14:10	64.6	↓-1.7
4/12 14:20	62.8	↓-1.8
4/12 14:30	61.0	↓-1.8
4/12 14:40	59.2	↓-1.8
4/12 14:50	57.4	↓-1.8
4/12 15:00	55.5	↓-1.9	最大潮位差
4/12 15:10	53.7	↓-1.8
4/12 15:20	51.9	↓-1.8
4/12 15:30	50.1	↓-1.8
4/12 15:40	48.3	↓-1.8
4/12 15:50	46.6	↓-1.7
4/12 16:00	44.9	↓-1.7
4/12 16:10	43.3	↓-1.6
4/12 16:20	41.8	↓-1.5
4/12 16:30	40.3	↓-1.5
4/12 16:40	38.8	↓-1.5
4/12 16:50	37.5	↓-1.3
4/12 17:00	36.2	↓-1.3
4/12 17:10	35.0	↓-1.2
4/12 17:20	34.0	↓-1.0
4/12 17:30	33.0	↓-1.0
4/12 17:40	32.1	↓-0.9
4/12 17:50	31.3	↓-0.8
4/12 18:00	30.6	↓-0.7
4/12 18:10	30.1	↓-0.5
4/12 18:20	29.6	↓-0.5
4/12 18:30	29.3	↓-0.3
4/12 18:40	29.1	↓-0.2
4/12 18:50	28.9	↓-0.2	干潮
4/12 19:00	28.9	0
4/12 19:10	29.0	↑0.1
4/12 19:20	29.2	↑0.2
4/12 19:30	29.5	↑0.3
4/12 19:40	29.9	↑0.4
4/12 19:50	30.4	↑0.5
4/12 20:00	31.0	↑0.6
4/12 20:10	31.6	↑0.6
4/12 20:20	32.4	↑0.8
4/12 20:30	33.2	↑0.8
4/12 20:40	34.0	↑0.8
4/12 20:50	35.0	↑1.0
4/12 21:00	35.9	↑0.9
4/12 21:10	36.9	↑1.0
4/12 21:20	38.0	↑1.1
4/12 21:30	39.1	↑1.1
4/12 21:40	40.2	↑1.1
4/12 21:50	41.3	↑1.1
4/12 22:00	42.4	↑1.1
4/12 22:10	43.5	↑1.1
4/12 22:20	44.6	↑1.1
4/12 22:30	45.7	↑1.1
4/12 22:40	46.8	↑1.1
4/12 22:50	47.8	↑1.0
4/12 23:00	48.8	↑1.0
4/12 23:10	49.8	↑1.0
4/12 23:20	50.7	↑0.9
4/12 23:30	51.6	↑0.9
4/12 23:40	52.4	↑0.8
4/12 23:50	53.1	↑0.7