20 (月)	04:38	09:37	14:43	21:57
	125cm	86cm	136cm	4cm
大潮 出 06:13 入 17:01 出 06:32 入 16:45

釧路（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	43.6	↑4.3
2/20 00:10	48.0	↑4.4
2/20 00:20	52.5	↑4.5
2/20 00:30	56.9	↑4.4
2/20 00:40	61.4	↑4.5
2/20 00:50	65.8	↑4.4
2/20 01:00	70.2	↑4.4
2/20 01:10	74.5	↑4.3
2/20 01:20	78.7	↑4.2
2/20 01:30	82.7	↑4.0
2/20 01:40	86.7	↑4.0
2/20 01:50	90.5	↑3.8
2/20 02:00	94.1	↑3.6
2/20 02:10	97.6	↑3.5
2/20 02:20	100.9	↑3.3
2/20 02:30	104.0	↑3.1
2/20 02:40	106.9	↑2.9
2/20 02:50	109.7	↑2.8
2/20 03:00	112.2	↑2.5
2/20 03:10	114.5	↑2.3
2/20 03:20	116.6	↑2.1
2/20 03:30	118.4	↑1.8
2/20 03:40	120.0	↑1.6
2/20 03:50	121.4	↑1.4
2/20 04:00	122.5	↑1.1
2/20 04:10	123.3	↑0.8
2/20 04:20	123.9	↑0.6
2/20 04:30	124.2	↑0.3	満潮
2/20 04:40	124.3	↑0.1
2/20 04:50	124.1	↓-0.2
2/20 05:00	123.6	↓-0.5
2/20 05:10	122.9	↓-0.7
2/20 05:20	122.0	↓-0.9
2/20 05:30	120.8	↓-1.2
2/20 05:40	119.5	↓-1.3
2/20 05:50	118.0	↓-1.5
2/20 06:00	116.3	↓-1.7
2/20 06:10	114.6	↓-1.7
2/20 06:20	112.7	↓-1.9
2/20 06:30	110.8	↓-1.9
2/20 06:40	108.8	↓-2.0
2/20 06:50	106.8	↓-2.0
2/20 07:00	104.8	↓-2.0
2/20 07:10	102.8	↓-2.0
2/20 07:20	100.8	↓-2.0
2/20 07:30	98.9	↓-1.9
2/20 07:40	97.1	↓-1.8
2/20 07:50	95.4	↓-1.7
2/20 08:00	93.8	↓-1.6
2/20 08:10	92.3	↓-1.5
2/20 08:20	90.9	↓-1.4
2/20 08:30	89.6	↓-1.3
2/20 08:40	88.5	↓-1.1
2/20 08:50	87.6	↓-0.9
2/20 09:00	86.8	↓-0.8
2/20 09:10	86.2	↓-0.6
2/20 09:20	85.8	↓-0.4
2/20 09:30	85.5	↓-0.3	干潮
2/20 09:40	85.5	0
2/20 09:50	85.7	↑0.2
2/20 10:00	86.1	↑0.4
2/20 10:10	86.7	↑0.6
2/20 10:20	87.6	↑0.9
2/20 10:30	88.7	↑1.1
2/20 10:40	90.0	↑1.3
2/20 10:50	91.5	↑1.5
2/20 11:00	93.2	↑1.7
2/20 11:10	95.2	↑2.0
2/20 11:20	97.3	↑2.1
2/20 11:30	99.5	↑2.2
2/20 11:40	101.9	↑2.4
2/20 11:50	104.4	↑2.5
2/20 12:00	107.0	↑2.6
2/20 12:10	109.6	↑2.6
2/20 12:20	112.2	↑2.6
2/20 12:30	114.9	↑2.7
2/20 12:40	117.4	↑2.5
2/20 12:50	119.9	↑2.5
2/20 13:00	122.3	↑2.4
2/20 13:10	124.5	↑2.2
2/20 13:20	126.6	↑2.1
2/20 13:30	128.4	↑1.8
2/20 13:40	130.1	↑1.7
2/20 13:50	131.6	↑1.5
2/20 14:00	132.8	↑1.2
2/20 14:10	133.8	↑1.0
2/20 14:20	134.5	↑0.7
2/20 14:30	134.9	↑0.4
2/20 14:40	135.1	↑0.2	満潮
2/20 14:50	135.0	↓-0.1
2/20 15:00	134.7	↓-0.3
2/20 15:10	134.0	↓-0.7
2/20 15:20	133.1	↓-0.9
2/20 15:30	131.9	↓-1.2
2/20 15:40	130.4	↓-1.5
2/20 15:50	128.6	↓-1.8
2/20 16:00	126.5	↓-2.1
2/20 16:10	124.1	↓-2.4
2/20 16:20	121.4	↓-2.7
2/20 16:30	118.5	↓-2.9
2/20 16:40	115.3	↓-3.2
2/20 16:50	111.8	↓-3.5
2/20 17:00	108.0	↓-3.8
2/20 17:10	104.0	↓-4.0
2/20 17:20	99.8	↓-4.2
2/20 17:30	95.4	↓-4.4
2/20 17:40	90.8	↓-4.6
2/20 17:50	86.0	↓-4.8
2/20 18:00	81.2	↓-4.8
2/20 18:10	76.2	↓-5.0	最大潮位差
2/20 18:20	71.2	↓-5.0	最大潮位差
2/20 18:30	66.2	↓-5.0	最大潮位差
2/20 18:40	61.2	↓-5.0	最大潮位差
2/20 18:50	56.3	↓-4.9
2/20 19:00	51.4	↓-4.9
2/20 19:10	46.7	↓-4.7
2/20 19:20	42.1	↓-4.6
2/20 19:30	37.7	↓-4.4
2/20 19:40	33.5	↓-4.2
2/20 19:50	29.4	↓-4.1
2/20 20:00	25.7	↓-3.7
2/20 20:10	22.2	↓-3.5
2/20 20:20	18.9	↓-3.3
2/20 20:30	15.9	↓-3.0
2/20 20:40	13.2	↓-2.7
2/20 20:50	10.9	↓-2.3
2/20 21:00	8.8	↓-2.1
2/20 21:10	7.0	↓-1.8
2/20 21:20	5.6	↓-1.4
2/20 21:30	4.5	↓-1.1
2/20 21:40	3.8	↓-0.7
2/20 21:50	3.4	↓-0.4	干潮
2/20 22:00	3.3	↓-0.1
2/20 22:10	3.6	↑0.3
2/20 22:20	4.3	↑0.7
2/20 22:30	5.3	↑1.0
2/20 22:40	6.7	↑1.4
2/20 22:50	8.5	↑1.8
2/20 23:00	10.6	↑2.1
2/20 23:10	13.0	↑2.4
2/20 23:20	15.8	↑2.8
2/20 23:30	18.8	↑3.0
2/20 23:40	22.2	↑3.4
2/20 23:50	25.8	↑3.6