20 (土)	07:40	01:00	23:01	15:41
	122cm	79cm	88cm	52cm
小潮 出 06:13 入 17:01 出 10:17 入 00:26

釧路（北海道）2021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	80.3	↓-0.5
2/20 00:10	79.8	↓-0.5
2/20 00:20	79.4	↓-0.4
2/20 00:30	79.1	↓-0.3
2/20 00:40	78.9	↓-0.2
2/20 00:50	78.7	↓-0.2	干潮
2/20 01:00	78.7	0	干潮
2/20 01:10	78.8	↑0.1
2/20 01:20	78.9	↑0.1
2/20 01:30	79.1	↑0.2
2/20 01:40	79.5	↑0.4
2/20 01:50	79.9	↑0.4
2/20 02:00	80.4	↑0.5
2/20 02:10	81.1	↑0.7
2/20 02:20	81.8	↑0.7
2/20 02:30	82.6	↑0.8
2/20 02:40	83.6	↑1.0
2/20 02:50	84.6	↑1.0
2/20 03:00	85.7	↑1.1
2/20 03:10	86.9	↑1.2
2/20 03:20	88.2	↑1.3
2/20 03:30	89.7	↑1.5
2/20 03:40	91.1	↑1.4
2/20 03:50	92.7	↑1.6
2/20 04:00	94.3	↑1.6
2/20 04:10	96.0	↑1.7
2/20 04:20	97.7	↑1.7
2/20 04:30	99.5	↑1.8
2/20 04:40	101.3	↑1.8
2/20 04:50	103.0	↑1.7
2/20 05:00	104.8	↑1.8
2/20 05:10	106.5	↑1.7
2/20 05:20	108.2	↑1.7
2/20 05:30	109.9	↑1.7
2/20 05:40	111.4	↑1.5
2/20 05:50	112.9	↑1.5
2/20 06:00	114.3	↑1.4
2/20 06:10	115.6	↑1.3
2/20 06:20	116.8	↑1.2
2/20 06:30	117.9	↑1.1
2/20 06:40	118.8	↑0.9
2/20 06:50	119.6	↑0.8
2/20 07:00	120.2	↑0.6
2/20 07:10	120.7	↑0.5
2/20 07:20	121.1	↑0.4
2/20 07:30	121.3	↑0.2	満潮
2/20 07:40	121.4	↑0.1	満潮
2/20 07:50	121.3	↓-0.1
2/20 08:00	121.0	↓-0.3
2/20 08:10	120.6	↓-0.4
2/20 08:20	120.1	↓-0.5
2/20 08:30	119.3	↓-0.8
2/20 08:40	118.5	↓-0.8
2/20 08:50	117.4	↓-1.1
2/20 09:00	116.3	↓-1.1
2/20 09:10	115.0	↓-1.3
2/20 09:20	113.5	↓-1.5
2/20 09:30	111.9	↓-1.6
2/20 09:40	110.2	↓-1.7
2/20 09:50	108.4	↓-1.8
2/20 10:00	106.5	↓-1.9
2/20 10:10	104.4	↓-2.1
2/20 10:20	102.3	↓-2.1
2/20 10:30	100.1	↓-2.2
2/20 10:40	97.9	↓-2.2
2/20 10:50	95.6	↓-2.3	最大潮位差
2/20 11:00	93.3	↓-2.3	最大潮位差
2/20 11:10	91.0	↓-2.3	最大潮位差
2/20 11:20	88.7	↓-2.3	最大潮位差
2/20 11:30	86.4	↓-2.3	最大潮位差
2/20 11:40	84.1	↓-2.3	最大潮位差
2/20 11:50	81.8	↓-2.3	最大潮位差
2/20 12:00	79.6	↓-2.2
2/20 12:10	77.5	↓-2.1
2/20 12:20	75.3	↓-2.2
2/20 12:30	73.3	↓-2.0
2/20 12:40	71.3	↓-2.0
2/20 12:50	69.4	↓-1.9
2/20 13:00	67.6	↓-1.8
2/20 13:10	65.8	↓-1.8
2/20 13:20	64.2	↓-1.6
2/20 13:30	62.6	↓-1.6
2/20 13:40	61.1	↓-1.5
2/20 13:50	59.7	↓-1.4
2/20 14:00	58.4	↓-1.3
2/20 14:10	57.2	↓-1.2
2/20 14:20	56.2	↓-1.0
2/20 14:30	55.2	↓-1.0
2/20 14:40	54.4	↓-0.8
2/20 14:50	53.6	↓-0.8
2/20 15:00	53.0	↓-0.6
2/20 15:10	52.6	↓-0.4
2/20 15:20	52.2	↓-0.4
2/20 15:30	52.0	↓-0.2
2/20 15:40	52.0	0	干潮
2/20 15:50	52.1	↑0.1
2/20 16:00	52.3	↑0.2
2/20 16:10	52.6	↑0.3
2/20 16:20	53.1	↑0.5
2/20 16:30	53.7	↑0.6
2/20 16:40	54.4	↑0.7
2/20 16:50	55.2	↑0.8
2/20 17:00	56.1	↑0.9
2/20 17:10	57.0	↑0.9
2/20 17:20	58.1	↑1.1
2/20 17:30	59.2	↑1.1
2/20 17:40	60.4	↑1.2
2/20 17:50	61.7	↑1.3
2/20 18:00	63.0	↑1.3
2/20 18:10	64.3	↑1.3
2/20 18:20	65.6	↑1.3
2/20 18:30	66.9	↑1.3
2/20 18:40	68.3	↑1.4
2/20 18:50	69.6	↑1.3
2/20 19:00	70.9	↑1.3
2/20 19:10	72.2	↑1.3
2/20 19:20	73.5	↑1.3
2/20 19:30	74.8	↑1.3
2/20 19:40	76.0	↑1.2
2/20 19:50	77.2	↑1.2
2/20 20:00	78.4	↑1.2
2/20 20:10	79.5	↑1.1
2/20 20:20	80.5	↑1.0
2/20 20:30	81.5	↑1.0
2/20 20:40	82.4	↑0.9
2/20 20:50	83.2	↑0.8
2/20 21:00	84.0	↑0.8
2/20 21:10	84.7	↑0.7
2/20 21:20	85.3	↑0.6
2/20 21:30	85.9	↑0.6
2/20 21:40	86.4	↑0.5
2/20 21:50	86.8	↑0.4
2/20 22:00	87.1	↑0.3
2/20 22:10	87.3	↑0.2
2/20 22:20	87.5	↑0.2
2/20 22:30	87.7	↑0.2
2/20 22:40	87.8	↑0.1
2/20 22:50	87.8	0
2/20 23:00	87.8	0	満潮
2/20 23:10	87.8	0
2/20 23:20	87.8	0
2/20 23:30	87.7	↓-0.1
2/20 23:40	87.7	0
2/20 23:50	87.7	0