20 (月)	04:26	08:49	14:40	22:00
	114cm	87cm	155cm	8cm
大潮 出 06:10 入 16:56 出 06:29 入 16:39

花咲（北海道）2023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	41.2	↑3.9
2/20 00:10	45.2	↑4.0
2/20 00:20	49.3	↑4.1
2/20 00:30	53.4	↑4.1
2/20 00:40	57.5	↑4.1
2/20 00:50	61.6	↑4.1
2/20 01:00	65.7	↑4.1
2/20 01:10	69.7	↑4.0
2/20 01:20	73.7	↑4.0
2/20 01:30	77.6	↑3.9
2/20 01:40	81.3	↑3.7
2/20 01:50	84.9	↑3.6
2/20 02:00	88.4	↑3.5
2/20 02:10	91.7	↑3.3
2/20 02:20	94.8	↑3.1
2/20 02:30	97.7	↑2.9
2/20 02:40	100.4	↑2.7
2/20 02:50	102.8	↑2.4
2/20 03:00	105.0	↑2.2
2/20 03:10	107.0	↑2.0
2/20 03:20	108.7	↑1.7
2/20 03:30	110.2	↑1.5
2/20 03:40	111.4	↑1.2
2/20 03:50	112.4	↑1.0
2/20 04:00	113.1	↑0.7
2/20 04:10	113.5	↑0.4
2/20 04:20	113.8	↑0.3	満潮
2/20 04:30	113.8	0
2/20 04:40	113.6	↓-0.2
2/20 04:50	113.2	↓-0.4
2/20 05:00	112.6	↓-0.6
2/20 05:10	111.8	↓-0.8
2/20 05:20	110.9	↓-0.9
2/20 05:30	109.8	↓-1.1
2/20 05:40	108.6	↓-1.2
2/20 05:50	107.3	↓-1.3
2/20 06:00	105.9	↓-1.4
2/20 06:10	104.4	↓-1.5
2/20 06:20	102.9	↓-1.5
2/20 06:30	101.3	↓-1.6
2/20 06:40	99.8	↓-1.5
2/20 06:50	98.2	↓-1.6
2/20 07:00	96.7	↓-1.5
2/20 07:10	95.2	↓-1.5
2/20 07:20	93.8	↓-1.4
2/20 07:30	92.5	↓-1.3
2/20 07:40	91.2	↓-1.3
2/20 07:50	90.1	↓-1.1
2/20 08:00	89.1	↓-1.0
2/20 08:10	88.3	↓-0.8
2/20 08:20	87.7	↓-0.6
2/20 08:30	87.2	↓-0.5
2/20 08:40	86.9	↓-0.3	干潮
2/20 08:50	86.9	0
2/20 09:00	87.0	↑0.1
2/20 09:10	87.4	↑0.4
2/20 09:20	88.0	↑0.6
2/20 09:30	88.8	↑0.8
2/20 09:40	89.9	↑1.1
2/20 09:50	91.2	↑1.3
2/20 10:00	92.7	↑1.5
2/20 10:10	94.4	↑1.7
2/20 10:20	96.3	↑1.9
2/20 10:30	98.4	↑2.1
2/20 10:40	100.7	↑2.3
2/20 10:50	103.2	↑2.5
2/20 11:00	105.8	↑2.6
2/20 11:10	108.5	↑2.7
2/20 11:20	111.4	↑2.9
2/20 11:30	114.3	↑2.9
2/20 11:40	117.3	↑3.0
2/20 11:50	120.3	↑3.0
2/20 12:00	123.4	↑3.1
2/20 12:10	126.4	↑3.0
2/20 12:20	129.4	↑3.0
2/20 12:30	132.4	↑3.0
2/20 12:40	135.2	↑2.8
2/20 12:50	138.0	↑2.8
2/20 13:00	140.6	↑2.6
2/20 13:10	143.1	↑2.5
2/20 13:20	145.3	↑2.2
2/20 13:30	147.4	↑2.1
2/20 13:40	149.3	↑1.9
2/20 13:50	150.9	↑1.6
2/20 14:00	152.2	↑1.3
2/20 14:10	153.3	↑1.1
2/20 14:20	154.0	↑0.7
2/20 14:30	154.5	↑0.5	満潮
2/20 14:40	154.6	↑0.1	満潮
2/20 14:50	154.4	↓-0.2
2/20 15:00	153.8	↓-0.6
2/20 15:10	152.9	↓-0.9
2/20 15:20	151.7	↓-1.2
2/20 15:30	150.1	↓-1.6
2/20 15:40	148.1	↓-2.0
2/20 15:50	145.9	↓-2.2
2/20 16:00	143.2	↓-2.7
2/20 16:10	140.3	↓-2.9
2/20 16:20	137.1	↓-3.2
2/20 16:30	133.5	↓-3.6
2/20 16:40	129.7	↓-3.8
2/20 16:50	125.7	↓-4.0
2/20 17:00	121.4	↓-4.3
2/20 17:10	116.9	↓-4.5
2/20 17:20	112.2	↓-4.7
2/20 17:30	107.3	↓-4.9
2/20 17:40	102.3	↓-5.0
2/20 17:50	97.3	↓-5.0
2/20 18:00	92.1	↓-5.2
2/20 18:10	86.8	↓-5.3	最大潮位差
2/20 18:20	81.6	↓-5.2
2/20 18:30	76.3	↓-5.3	最大潮位差
2/20 18:40	71.1	↓-5.2
2/20 18:50	65.9	↓-5.2
2/20 19:00	60.8	↓-5.1
2/20 19:10	55.8	↓-5.0
2/20 19:20	50.9	↓-4.9
2/20 19:30	46.2	↓-4.7
2/20 19:40	41.6	↓-4.6
2/20 19:50	37.3	↓-4.3
2/20 20:00	33.2	↓-4.1
2/20 20:10	29.3	↓-3.9
2/20 20:20	25.8	↓-3.5
2/20 20:30	22.4	↓-3.4
2/20 20:40	19.5	↓-2.9
2/20 20:50	16.8	↓-2.7
2/20 21:00	14.4	↓-2.4
2/20 21:10	12.4	↓-2.0
2/20 21:20	10.8	↓-1.6
2/20 21:30	9.5	↓-1.3
2/20 21:40	8.6	↓-0.9
2/20 21:50	8.1	↓-0.5	干潮
2/20 22:00	8.0	↓-0.1	干潮
2/20 22:10	8.2	↑0.2
2/20 22:20	8.7	↑0.5
2/20 22:30	9.7	↑1.0
2/20 22:40	11.0	↑1.3
2/20 22:50	12.6	↑1.6
2/20 23:00	14.5	↑1.9
2/20 23:10	16.8	↑2.3
2/20 23:20	19.3	↑2.5
2/20 23:30	22.1	↑2.8
2/20 23:40	25.2	↑3.1
2/20 23:50	28.5	↑3.3