20 (土)	01:31	05:19	11:57	19:14
	59cm	52cm	83cm	32cm
中潮 出 04:28 入 18:10 出 14:25 入 03:04

羅臼（北海道）2024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	55.2	↑0.7
4/20 00:10	55.9	↑0.7
4/20 00:20	56.4	↑0.5
4/20 00:30	56.9	↑0.5
4/20 00:40	57.3	↑0.4
4/20 00:50	57.6	↑0.3
4/20 01:00	57.9	↑0.3
4/20 01:10	58.0	↑0.1
4/20 01:20	58.1	↑0.1
4/20 01:30	58.2	↑0.1	満潮
4/20 01:40	58.1	↓-0.1
4/20 01:50	58.0	↓-0.1
4/20 02:00	57.9	↓-0.1
4/20 02:10	57.7	↓-0.2
4/20 02:20	57.4	↓-0.3
4/20 02:30	57.1	↓-0.3
4/20 02:40	56.8	↓-0.3
4/20 02:50	56.4	↓-0.4
4/20 03:00	56.0	↓-0.4
4/20 03:10	55.6	↓-0.4
4/20 03:20	55.2	↓-0.4
4/20 03:30	54.8	↓-0.4
4/20 03:40	54.4	↓-0.4
4/20 03:50	54.0	↓-0.4
4/20 04:00	53.6	↓-0.4
4/20 04:10	53.3	↓-0.3
4/20 04:20	53.0	↓-0.3
4/20 04:30	52.7	↓-0.3
4/20 04:40	52.4	↓-0.3
4/20 04:50	52.2	↓-0.2
4/20 05:00	52.1	↓-0.1
4/20 05:10	52.0	↓-0.1	干潮
4/20 05:20	52.0	0
4/20 05:30	52.0	0
4/20 05:40	52.1	↑0.1
4/20 05:50	52.3	↑0.2
4/20 06:00	52.6	↑0.3
4/20 06:10	52.9	↑0.3
4/20 06:20	53.4	↑0.5
4/20 06:30	53.8	↑0.4
4/20 06:40	54.4	↑0.6
4/20 06:50	55.1	↑0.7
4/20 07:00	55.8	↑0.7
4/20 07:10	56.6	↑0.8
4/20 07:20	57.4	↑0.8
4/20 07:30	58.3	↑0.9
4/20 07:40	59.3	↑1.0
4/20 07:50	60.4	↑1.1
4/20 08:00	61.4	↑1.0
4/20 08:10	62.6	↑1.2
4/20 08:20	63.7	↑1.1
4/20 08:30	64.9	↑1.2
4/20 08:40	66.1	↑1.2
4/20 08:50	67.3	↑1.2
4/20 09:00	68.6	↑1.3
4/20 09:10	69.8	↑1.2
4/20 09:20	71.0	↑1.2
4/20 09:30	72.2	↑1.2
4/20 09:40	73.3	↑1.1
4/20 09:50	74.5	↑1.2
4/20 10:00	75.6	↑1.1
4/20 10:10	76.6	↑1.0
4/20 10:20	77.6	↑1.0
4/20 10:30	78.5	↑0.9
4/20 10:40	79.3	↑0.8
4/20 10:50	80.0	↑0.7
4/20 11:00	80.7	↑0.7
4/20 11:10	81.3	↑0.6
4/20 11:20	81.7	↑0.4
4/20 11:30	82.1	↑0.4
4/20 11:40	82.3	↑0.2
4/20 11:50	82.4	↑0.1	満潮
4/20 12:00	82.5	↑0.1
4/20 12:10	82.4	↓-0.1
4/20 12:20	82.1	↓-0.3
4/20 12:30	81.8	↓-0.3
4/20 12:40	81.3	↓-0.5
4/20 12:50	80.7	↓-0.6
4/20 13:00	80.0	↓-0.7
4/20 13:10	79.2	↓-0.8
4/20 13:20	78.2	↓-1.0
4/20 13:30	77.2	↓-1.0
4/20 13:40	76.0	↓-1.2
4/20 13:50	74.7	↓-1.3
4/20 14:00	73.4	↓-1.3
4/20 14:10	71.9	↓-1.5
4/20 14:20	70.4	↓-1.5
4/20 14:30	68.8	↓-1.6
4/20 14:40	67.1	↓-1.7
4/20 14:50	65.4	↓-1.7
4/20 15:00	63.7	↓-1.7
4/20 15:10	61.8	↓-1.9	最大潮位差
4/20 15:20	60.0	↓-1.8
4/20 15:30	58.2	↓-1.8
4/20 15:40	56.3	↓-1.9	最大潮位差
4/20 15:50	54.4	↓-1.9	最大潮位差
4/20 16:00	52.6	↓-1.8
4/20 16:10	50.8	↓-1.8
4/20 16:20	49.0	↓-1.8
4/20 16:30	47.2	↓-1.8
4/20 16:40	45.5	↓-1.7
4/20 16:50	43.9	↓-1.6
4/20 17:00	42.3	↓-1.6
4/20 17:10	40.9	↓-1.4
4/20 17:20	39.5	↓-1.4
4/20 17:30	38.2	↓-1.3
4/20 17:40	37.0	↓-1.2
4/20 17:50	35.9	↓-1.1
4/20 18:00	34.9	↓-1.0
4/20 18:10	34.0	↓-0.9
4/20 18:20	33.3	↓-0.7
4/20 18:30	32.7	↓-0.6
4/20 18:40	32.2	↓-0.5
4/20 18:50	31.8	↓-0.4
4/20 19:00	31.6	↓-0.2
4/20 19:10	31.5	↓-0.1	干潮
4/20 19:20	31.5	0
4/20 19:30	31.7	↑0.2
4/20 19:40	31.9	↑0.2
4/20 19:50	32.3	↑0.4
4/20 20:00	32.9	↑0.6
4/20 20:10	33.5	↑0.6
4/20 20:20	34.2	↑0.7
4/20 20:30	35.0	↑0.8
4/20 20:40	36.0	↑1.0
4/20 20:50	37.0	↑1.0
4/20 21:00	38.1	↑1.1
4/20 21:10	39.2	↑1.1
4/20 21:20	40.4	↑1.2
4/20 21:30	41.7	↑1.3
4/20 21:40	43.0	↑1.3
4/20 21:50	44.4	↑1.4
4/20 22:00	45.7	↑1.3
4/20 22:10	47.1	↑1.4
4/20 22:20	48.4	↑1.3
4/20 22:30	49.8	↑1.4
4/20 22:40	51.1	↑1.3
4/20 22:50	52.5	↑1.4
4/20 23:00	53.7	↑1.2
4/20 23:10	55.0	↑1.3
4/20 23:20	56.1	↑1.1
4/20 23:30	57.2	↑1.1
4/20 23:40	58.3	↑1.1
4/20 23:50	59.2	↑0.9