21 (木)	07:46	17:27	-	-
	93cm	26cm	-	-
小潮 出 04:28 入 18:14 出 01:29 入 10:36

コイセボイ（北海道）2044年04月21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
4/21 00:00	48.8	↑0.7
4/21 00:10	49.6	↑0.8
4/21 00:20	50.3	↑0.7
4/21 00:30	51.2	↑0.9
4/21 00:40	52.0	↑0.8
4/21 00:50	52.8	↑0.8
4/21 01:00	53.7	↑0.9
4/21 01:10	54.7	↑1.0
4/21 01:20	55.6	↑0.9
4/21 01:30	56.6	↑1.0
4/21 01:40	57.6	↑1.0
4/21 01:50	58.7	↑1.1
4/21 02:00	59.7	↑1.0
4/21 02:10	60.8	↑1.1
4/21 02:20	62.0	↑1.2
4/21 02:30	63.1	↑1.1
4/21 02:40	64.3	↑1.2
4/21 02:50	65.5	↑1.2
4/21 03:00	66.7	↑1.2
4/21 03:10	67.9	↑1.2
4/21 03:20	69.2	↑1.3
4/21 03:30	70.4	↑1.2
4/21 03:40	71.7	↑1.3
4/21 03:50	72.9	↑1.2
4/21 04:00	74.2	↑1.3
4/21 04:10	75.4	↑1.2
4/21 04:20	76.6	↑1.2
4/21 04:30	77.9	↑1.3
4/21 04:40	79.1	↑1.2
4/21 04:50	80.2	↑1.1
4/21 05:00	81.4	↑1.2
4/21 05:10	82.5	↑1.1
4/21 05:20	83.6	↑1.1
4/21 05:30	84.6	↑1.0
4/21 05:40	85.6	↑1.0
4/21 05:50	86.5	↑0.9
4/21 06:00	87.4	↑0.9
4/21 06:10	88.2	↑0.8
4/21 06:20	88.9	↑0.7
4/21 06:30	89.6	↑0.7
4/21 06:40	90.2	↑0.6
4/21 06:50	90.7	↑0.5
4/21 07:00	91.2	↑0.5
4/21 07:10	91.5	↑0.3
4/21 07:20	91.8	↑0.3
4/21 07:30	92.0	↑0.2
4/21 07:40	92.1	↑0.1	満潮
4/21 07:50	92.1	0
4/21 08:00	92.0	↓-0.1
4/21 08:10	91.8	↓-0.2
4/21 08:20	91.5	↓-0.3
4/21 08:30	91.1	↓-0.4
4/21 08:40	90.6	↓-0.5
4/21 08:50	90.0	↓-0.6
4/21 09:00	89.3	↓-0.7
4/21 09:10	88.6	↓-0.7
4/21 09:20	87.7	↓-0.9
4/21 09:30	86.8	↓-0.9
4/21 09:40	85.7	↓-1.1
4/21 09:50	84.6	↓-1.1
4/21 10:00	83.4	↓-1.2
4/21 10:10	82.1	↓-1.3
4/21 10:20	80.7	↓-1.4
4/21 10:30	79.3	↓-1.4
4/21 10:40	77.8	↓-1.5
4/21 10:50	76.3	↓-1.5
4/21 11:00	74.6	↓-1.7
4/21 11:10	73.0	↓-1.6
4/21 11:20	71.3	↓-1.7
4/21 11:30	69.5	↓-1.8
4/21 11:40	67.7	↓-1.8
4/21 11:50	65.9	↓-1.8
4/21 12:00	64.1	↓-1.8
4/21 12:10	62.2	↓-1.9	最大潮位差
4/21 12:20	60.4	↓-1.8
4/21 12:30	58.5	↓-1.9	最大潮位差
4/21 12:40	56.6	↓-1.9	最大潮位差
4/21 12:50	54.8	↓-1.8
4/21 13:00	53.0	↓-1.8
4/21 13:10	51.1	↓-1.9	最大潮位差
4/21 13:20	49.3	↓-1.8
4/21 13:30	47.6	↓-1.7
4/21 13:40	45.9	↓-1.7
4/21 13:50	44.2	↓-1.7
4/21 14:00	42.6	↓-1.6
4/21 14:10	41.0	↓-1.6
4/21 14:20	39.5	↓-1.5
4/21 14:30	38.0	↓-1.5
4/21 14:40	36.6	↓-1.4
4/21 14:50	35.3	↓-1.3
4/21 15:00	34.0	↓-1.3
4/21 15:10	32.9	↓-1.1
4/21 15:20	31.8	↓-1.1
4/21 15:30	30.7	↓-1.1
4/21 15:40	29.8	↓-0.9
4/21 15:50	29.0	↓-0.8
4/21 16:00	28.2	↓-0.8
4/21 16:10	27.5	↓-0.7
4/21 16:20	26.9	↓-0.6
4/21 16:30	26.4	↓-0.5
4/21 16:40	26.0	↓-0.4
4/21 16:50	25.7	↓-0.3
4/21 17:00	25.4	↓-0.3
4/21 17:10	25.3	↓-0.1
4/21 17:20	25.2	↓-0.1	干潮
4/21 17:30	25.2	0
4/21 17:40	25.3	↑0.1
4/21 17:50	25.4	↑0.1
4/21 18:00	25.6	↑0.2
4/21 18:10	25.9	↑0.3
4/21 18:20	26.2	↑0.3
4/21 18:30	26.7	↑0.5
4/21 18:40	27.1	↑0.4
4/21 18:50	27.6	↑0.5
4/21 19:00	28.2	↑0.6
4/21 19:10	28.8	↑0.6
4/21 19:20	29.5	↑0.7
4/21 19:30	30.2	↑0.7
4/21 19:40	30.9	↑0.7
4/21 19:50	31.6	↑0.7
4/21 20:00	32.4	↑0.8
4/21 20:10	33.2	↑0.8
4/21 20:20	34.0	↑0.8
4/21 20:30	34.8	↑0.8
4/21 20:40	35.7	↑0.9
4/21 20:50	36.5	↑0.8
4/21 21:00	37.3	↑0.8
4/21 21:10	38.2	↑0.9
4/21 21:20	39.0	↑0.8
4/21 21:30	39.8	↑0.8
4/21 21:40	40.6	↑0.8
4/21 21:50	41.4	↑0.8
4/21 22:00	42.2	↑0.8
4/21 22:10	43.0	↑0.8
4/21 22:20	43.7	↑0.7
4/21 22:30	44.4	↑0.7
4/21 22:40	45.1	↑0.7
4/21 22:50	45.8	↑0.7
4/21 23:00	46.5	↑0.7
4/21 23:10	47.1	↑0.6
4/21 23:20	47.7	↑0.6
4/21 23:30	48.3	↑0.6
4/21 23:40	48.9	↑0.6
4/21 23:50	49.4	↑0.5