20 (月)	02:10	08:20	13:52	19:57
	113cm	54cm	101cm	42cm
中潮 出 04:34 入 18:11 出 03:43 入 15:15

釧路（北海道）2020年04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
4/20 00:00	97.2	↑2.2
4/20 00:10	99.3	↑2.1
4/20 00:20	101.3	↑2.0
4/20 00:30	103.1	↑1.8
4/20 00:40	104.8	↑1.7
4/20 00:50	106.3	↑1.5
4/20 01:00	107.6	↑1.3
4/20 01:10	108.8	↑1.2
4/20 01:20	109.8	↑1.0
4/20 01:30	110.6	↑0.8
4/20 01:40	111.2	↑0.6
4/20 01:50	111.7	↑0.5
4/20 02:00	111.9	↑0.2	満潮
4/20 02:10	112.0	↑0.1	満潮
4/20 02:20	111.9	↓-0.1
4/20 02:30	111.6	↓-0.3
4/20 02:40	111.0	↓-0.6
4/20 02:50	110.3	↓-0.7
4/20 03:00	109.4	↓-0.9
4/20 03:10	108.2	↓-1.2
4/20 03:20	106.9	↓-1.3
4/20 03:30	105.4	↓-1.5
4/20 03:40	103.7	↓-1.7
4/20 03:50	101.8	↓-1.9
4/20 04:00	99.8	↓-2.0
4/20 04:10	97.6	↓-2.2
4/20 04:20	95.4	↓-2.2
4/20 04:30	93.0	↓-2.4
4/20 04:40	90.6	↓-2.4
4/20 04:50	88.1	↓-2.5
4/20 05:00	85.6	↓-2.5
4/20 05:10	83.1	↓-2.5
4/20 05:20	80.6	↓-2.5
4/20 05:30	78.1	↓-2.5
4/20 05:40	75.6	↓-2.5
4/20 05:50	73.3	↓-2.3
4/20 06:00	71.0	↓-2.3
4/20 06:10	68.8	↓-2.2
4/20 06:20	66.7	↓-2.1
4/20 06:30	64.8	↓-1.9
4/20 06:40	63.0	↓-1.8
4/20 06:50	61.3	↓-1.7
4/20 07:00	59.7	↓-1.6
4/20 07:10	58.3	↓-1.4
4/20 07:20	57.1	↓-1.2
4/20 07:30	56.1	↓-1.0
4/20 07:40	55.2	↓-0.9
4/20 07:50	54.5	↓-0.7
4/20 08:00	54.0	↓-0.5
4/20 08:10	53.7	↓-0.3	干潮
4/20 08:20	53.6	↓-0.1	干潮
4/20 08:30	53.7	↑0.1
4/20 08:40	54.0	↑0.3
4/20 08:50	54.6	↑0.6
4/20 09:00	55.4	↑0.8
4/20 09:10	56.3	↑0.9
4/20 09:20	57.5	↑1.2
4/20 09:30	58.9	↑1.4
4/20 09:40	60.4	↑1.5
4/20 09:50	62.1	↑1.7
4/20 10:00	64.0	↑1.9
4/20 10:10	66.0	↑2.0
4/20 10:20	68.1	↑2.1
4/20 10:30	70.3	↑2.2
4/20 10:40	72.6	↑2.3
4/20 10:50	74.9	↑2.3
4/20 11:00	77.2	↑2.3
4/20 11:10	79.5	↑2.3
4/20 11:20	81.7	↑2.2
4/20 11:30	83.9	↑2.2
4/20 11:40	86.0	↑2.1
4/20 11:50	88.0	↑2.0
4/20 12:00	89.9	↑1.9
4/20 12:10	91.7	↑1.8
4/20 12:20	93.4	↑1.7
4/20 12:30	94.8	↑1.4
4/20 12:40	96.2	↑1.4
4/20 12:50	97.4	↑1.2
4/20 13:00	98.4	↑1.0
4/20 13:10	99.2	↑0.8
4/20 13:20	99.9	↑0.7
4/20 13:30	100.3	↑0.4
4/20 13:40	100.6	↑0.3
4/20 13:50	100.8	↑0.2	満潮
4/20 14:00	100.7	↓-0.1
4/20 14:10	100.4	↓-0.3
4/20 14:20	100.0	↓-0.4
4/20 14:30	99.4	↓-0.6
4/20 14:40	98.5	↓-0.9
4/20 14:50	97.5	↓-1.0
4/20 15:00	96.3	↓-1.2
4/20 15:10	94.8	↓-1.5
4/20 15:20	93.2	↓-1.6
4/20 15:30	91.4	↓-1.8
4/20 15:40	89.5	↓-1.9
4/20 15:50	87.4	↓-2.1
4/20 16:00	85.1	↓-2.3
4/20 16:10	82.8	↓-2.3
4/20 16:20	80.3	↓-2.5
4/20 16:30	77.7	↓-2.6
4/20 16:40	75.1	↓-2.6
4/20 16:50	72.4	↓-2.7
4/20 17:00	69.7	↓-2.7
4/20 17:10	67.1	↓-2.6
4/20 17:20	64.5	↓-2.6
4/20 17:30	61.9	↓-2.6
4/20 17:40	59.4	↓-2.5
4/20 17:50	57.1	↓-2.3
4/20 18:00	54.8	↓-2.3
4/20 18:10	52.7	↓-2.1
4/20 18:20	50.7	↓-2.0
4/20 18:30	49.0	↓-1.7
4/20 18:40	47.3	↓-1.7
4/20 18:50	45.9	↓-1.4
4/20 19:00	44.7	↓-1.2
4/20 19:10	43.6	↓-1.1
4/20 19:20	42.8	↓-0.8
4/20 19:30	42.1	↓-0.7
4/20 19:40	41.7	↓-0.4
4/20 19:50	41.4	↓-0.3	干潮
4/20 20:00	41.4	0
4/20 20:10	41.6	↑0.2
4/20 20:20	42.0	↑0.4
4/20 20:30	42.7	↑0.7
4/20 20:40	43.6	↑0.9
4/20 20:50	44.6	↑1.0
4/20 21:00	46.0	↑1.4
4/20 21:10	47.5	↑1.5
4/20 21:20	49.2	↑1.7
4/20 21:30	51.2	↑2.0
4/20 21:40	53.4	↑2.2
4/20 21:50	55.7	↑2.3
4/20 22:00	58.2	↑2.5
4/20 22:10	60.9	↑2.7
4/20 22:20	63.7	↑2.8
4/20 22:30	66.6	↑2.9
4/20 22:40	69.6	↑3.0
4/20 22:50	72.6	↑3.0
4/20 23:00	75.7	↑3.1	最大潮位差
4/20 23:10	78.8	↑3.1	最大潮位差
4/20 23:20	81.9	↑3.1	最大潮位差
4/20 23:30	84.9	↑3.0
4/20 23:40	87.9	↑3.0
4/20 23:50	90.7	↑2.8