20 (土)	02:44	05:32	12:21	19:50
	65cm	63cm	91cm	38cm
中潮 出 04:14 入 18:00 出 14:12 入 02:54

紗万部（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	56.7	↑1.1
4/20 00:10	57.6	↑0.9
4/20 00:20	58.5	↑0.9
4/20 00:30	59.4	↑0.9
4/20 00:40	60.2	↑0.8
4/20 00:50	60.9	↑0.7
4/20 01:00	61.6	↑0.7
4/20 01:10	62.2	↑0.6
4/20 01:20	62.7	↑0.5
4/20 01:30	63.2	↑0.5
4/20 01:40	63.6	↑0.4
4/20 01:50	63.9	↑0.3
4/20 02:00	64.1	↑0.2
4/20 02:10	64.3	↑0.2
4/20 02:20	64.5	↑0.2
4/20 02:30	64.6	↑0.1
4/20 02:40	64.6	0	満潮
4/20 02:50	64.6	0
4/20 03:00	64.6	0
4/20 03:10	64.5	↓-0.1
4/20 03:20	64.3	↓-0.2
4/20 03:30	64.2	↓-0.1
4/20 03:40	64.0	↓-0.2
4/20 03:50	63.8	↓-0.2
4/20 04:00	63.6	↓-0.2
4/20 04:10	63.4	↓-0.2
4/20 04:20	63.2	↓-0.2
4/20 04:30	63.0	↓-0.2
4/20 04:40	62.8	↓-0.2
4/20 04:50	62.7	↓-0.1
4/20 05:00	62.6	↓-0.1
4/20 05:10	62.4	↓-0.2
4/20 05:20	62.4	0
4/20 05:30	62.4	0	干潮
4/20 05:40	62.4	0
4/20 05:50	62.4	0
4/20 06:00	62.6	↑0.2
4/20 06:10	62.7	↑0.1
4/20 06:20	63.0	↑0.3
4/20 06:30	63.3	↑0.3
4/20 06:40	63.6	↑0.3
4/20 06:50	64.1	↑0.5
4/20 07:00	64.6	↑0.5
4/20 07:10	65.1	↑0.5
4/20 07:20	65.7	↑0.6
4/20 07:30	66.4	↑0.7
4/20 07:40	67.2	↑0.8
4/20 07:50	67.9	↑0.7
4/20 08:00	68.8	↑0.9
4/20 08:10	69.7	↑0.9
4/20 08:20	70.6	↑0.9
4/20 08:30	71.6	↑1.0
4/20 08:40	72.7	↑1.1
4/20 08:50	73.7	↑1.0
4/20 09:00	74.8	↑1.1
4/20 09:10	75.9	↑1.1
4/20 09:20	77.0	↑1.1
4/20 09:30	78.1	↑1.1
4/20 09:40	79.2	↑1.1
4/20 09:50	80.3	↑1.1
4/20 10:00	81.3	↑1.0
4/20 10:10	82.4	↑1.1
4/20 10:20	83.4	↑1.0
4/20 10:30	84.4	↑1.0
4/20 10:40	85.3	↑0.9
4/20 10:50	86.1	↑0.8
4/20 11:00	86.9	↑0.8
4/20 11:10	87.6	↑0.7
4/20 11:20	88.3	↑0.7
4/20 11:30	88.8	↑0.5
4/20 11:40	89.3	↑0.5
4/20 11:50	89.7	↑0.4
4/20 12:00	89.9	↑0.2
4/20 12:10	90.1	↑0.2
4/20 12:20	90.2	↑0.1	満潮
4/20 12:30	90.1	↓-0.1
4/20 12:40	89.9	↓-0.2
4/20 12:50	89.6	↓-0.3
4/20 13:00	89.2	↓-0.4
4/20 13:10	88.7	↓-0.5
4/20 13:20	88.1	↓-0.6
4/20 13:30	87.3	↓-0.8
4/20 13:40	86.5	↓-0.8
4/20 13:50	85.5	↓-1.0
4/20 14:00	84.4	↓-1.1
4/20 14:10	83.2	↓-1.2
4/20 14:20	81.9	↓-1.3
4/20 14:30	80.6	↓-1.3
4/20 14:40	79.1	↓-1.5
4/20 14:50	77.5	↓-1.6
4/20 15:00	75.9	↓-1.6
4/20 15:10	74.2	↓-1.7
4/20 15:20	72.5	↓-1.7
4/20 15:30	70.7	↓-1.8
4/20 15:40	68.9	↓-1.8
4/20 15:50	67.1	↓-1.8
4/20 16:00	65.2	↓-1.9	最大潮位差
4/20 16:10	63.3	↓-1.9	最大潮位差
4/20 16:20	61.4	↓-1.9	最大潮位差
4/20 16:30	59.5	↓-1.9	最大潮位差
4/20 16:40	57.7	↓-1.8
4/20 16:50	55.9	↓-1.8
4/20 17:00	54.1	↓-1.8
4/20 17:10	52.4	↓-1.7
4/20 17:20	50.7	↓-1.7
4/20 17:30	49.1	↓-1.6
4/20 17:40	47.6	↓-1.5
4/20 17:50	46.1	↓-1.5
4/20 18:00	44.7	↓-1.4
4/20 18:10	43.5	↓-1.2
4/20 18:20	42.3	↓-1.2
4/20 18:30	41.3	↓-1.0
4/20 18:40	40.4	↓-0.9
4/20 18:50	39.6	↓-0.8
4/20 19:00	38.9	↓-0.7
4/20 19:10	38.3	↓-0.6
4/20 19:20	37.9	↓-0.4
4/20 19:30	37.6	↓-0.3
4/20 19:40	37.4	↓-0.2	干潮
4/20 19:50	37.3	↓-0.1	干潮
4/20 20:00	37.4	↑0.1
4/20 20:10	37.6	↑0.2
4/20 20:20	37.9	↑0.3
4/20 20:30	38.4	↑0.5
4/20 20:40	38.9	↑0.5
4/20 20:50	39.6	↑0.7
4/20 21:00	40.4	↑0.8
4/20 21:10	41.2	↑0.8
4/20 21:20	42.2	↑1.0
4/20 21:30	43.2	↑1.0
4/20 21:40	44.3	↑1.1
4/20 21:50	45.5	↑1.2
4/20 22:00	46.7	↑1.2
4/20 22:10	48.0	↑1.3
4/20 22:20	49.3	↑1.3
4/20 22:30	50.6	↑1.3
4/20 22:40	51.9	↑1.3
4/20 22:50	53.3	↑1.4
4/20 23:00	54.6	↑1.3
4/20 23:10	55.9	↑1.3
4/20 23:20	57.3	↑1.4
4/20 23:30	58.5	↑1.2
4/20 23:40	59.8	↑1.3
4/20 23:50	61.0	↑1.2