20 (土)	13:56	22:06	-	-
	55cm	24cm	-	-
大潮 出 05:25 入 17:41 出 03:27 入 16:59

江差／桧山（北海道）2025年09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
9/20 00:00	25.2	↑0.5
9/20 00:10	25.6	↑0.4
9/20 00:20	26.0	↑0.4
9/20 00:30	26.5	↑0.5
9/20 00:40	26.9	↑0.4
9/20 00:50	27.3	↑0.4
9/20 01:00	27.8	↑0.5
9/20 01:10	28.2	↑0.4
9/20 01:20	28.6	↑0.4
9/20 01:30	29.0	↑0.4
9/20 01:40	29.3	↑0.3
9/20 01:50	29.7	↑0.4
9/20 02:00	30.0	↑0.3
9/20 02:10	30.3	↑0.3
9/20 02:20	30.6	↑0.3
9/20 02:30	30.9	↑0.3
9/20 02:40	31.1	↑0.2
9/20 02:50	31.4	↑0.3
9/20 03:00	31.6	↑0.2
9/20 03:10	31.8	↑0.2
9/20 03:20	31.9	↑0.1
9/20 03:30	32.1	↑0.2
9/20 03:40	32.2	↑0.1
9/20 03:50	32.3	↑0.1
9/20 04:00	32.4	↑0.1
9/20 04:10	32.5	↑0.1
9/20 04:20	32.5	0
9/20 04:30	32.6	↑0.1
9/20 04:40	32.6	0
9/20 04:50	32.7	↑0.1
9/20 05:00	32.7	0
9/20 05:10	32.8	↑0.1
9/20 05:20	32.8	0
9/20 05:30	32.9	↑0.1
9/20 05:40	32.9	0
9/20 05:50	33.0	↑0.1
9/20 06:00	33.1	↑0.1
9/20 06:10	33.2	↑0.1
9/20 06:20	33.3	↑0.1
9/20 06:30	33.4	↑0.1
9/20 06:40	33.6	↑0.2
9/20 06:50	33.8	↑0.2
9/20 07:00	34.0	↑0.2
9/20 07:10	34.2	↑0.2
9/20 07:20	34.5	↑0.3
9/20 07:30	34.8	↑0.3
9/20 07:40	35.1	↑0.3
9/20 07:50	35.4	↑0.3
9/20 08:00	35.8	↑0.4
9/20 08:10	36.2	↑0.4
9/20 08:20	36.7	↑0.5
9/20 08:30	37.2	↑0.5
9/20 08:40	37.7	↑0.5
9/20 08:50	38.2	↑0.5
9/20 09:00	38.8	↑0.6
9/20 09:10	39.4	↑0.6
9/20 09:20	40.0	↑0.6
9/20 09:30	40.6	↑0.6
9/20 09:40	41.3	↑0.7
9/20 09:50	42.0	↑0.7
9/20 10:00	42.7	↑0.7
9/20 10:10	43.4	↑0.7
9/20 10:20	44.1	↑0.7
9/20 10:30	44.8	↑0.7
9/20 10:40	45.6	↑0.8
9/20 10:50	46.3	↑0.7
9/20 11:00	47.0	↑0.7
9/20 11:10	47.7	↑0.7
9/20 11:20	48.4	↑0.7
9/20 11:30	49.1	↑0.7
9/20 11:40	49.7	↑0.6
9/20 11:50	50.3	↑0.6
9/20 12:00	50.9	↑0.6
9/20 12:10	51.5	↑0.6
9/20 12:20	52.0	↑0.5
9/20 12:30	52.5	↑0.5
9/20 12:40	52.9	↑0.4
9/20 12:50	53.3	↑0.4
9/20 13:00	53.7	↑0.4
9/20 13:10	54.0	↑0.3
9/20 13:20	54.2	↑0.2
9/20 13:30	54.4	↑0.2
9/20 13:40	54.5	↑0.1
9/20 13:50	54.6	↑0.1	満潮
9/20 14:00	54.6	0
9/20 14:10	54.5	↓-0.1
9/20 14:20	54.4	↓-0.1
9/20 14:30	54.2	↓-0.2
9/20 14:40	54.0	↓-0.2
9/20 14:50	53.6	↓-0.4
9/20 15:00	53.3	↓-0.3
9/20 15:10	52.8	↓-0.5
9/20 15:20	52.3	↓-0.5
9/20 15:30	51.8	↓-0.5
9/20 15:40	51.1	↓-0.7
9/20 15:50	50.5	↓-0.6
9/20 16:00	49.8	↓-0.7
9/20 16:10	49.0	↓-0.8
9/20 16:20	48.2	↓-0.8
9/20 16:30	47.3	↓-0.9
9/20 16:40	46.4	↓-0.9
9/20 16:50	45.5	↓-0.9
9/20 17:00	44.6	↓-0.9
9/20 17:10	43.6	↓-1.0
9/20 17:20	42.6	↓-1.0
9/20 17:30	41.6	↓-1.0
9/20 17:40	40.6	↓-1.0
9/20 17:50	39.5	↓-1.1	最大潮位差
9/20 18:00	38.5	↓-1.0
9/20 18:10	37.5	↓-1.0
9/20 18:20	36.5	↓-1.0
9/20 18:30	35.5	↓-1.0
9/20 18:40	34.5	↓-1.0
9/20 18:50	33.5	↓-1.0
9/20 19:00	32.6	↓-0.9
9/20 19:10	31.7	↓-0.9
9/20 19:20	30.8	↓-0.9
9/20 19:30	29.9	↓-0.9
9/20 19:40	29.1	↓-0.8
9/20 19:50	28.4	↓-0.7
9/20 20:00	27.7	↓-0.7
9/20 20:10	27.0	↓-0.7
9/20 20:20	26.4	↓-0.6
9/20 20:30	25.9	↓-0.5
9/20 20:40	25.4	↓-0.5
9/20 20:50	24.9	↓-0.5
9/20 21:00	24.5	↓-0.4
9/20 21:10	24.2	↓-0.3
9/20 21:20	23.9	↓-0.3
9/20 21:30	23.7	↓-0.2
9/20 21:40	23.6	↓-0.1
9/20 21:50	23.4	↓-0.2
9/20 22:00	23.4	0	干潮
9/20 22:10	23.4	0
9/20 22:20	23.4	0
9/20 22:30	23.5	↑0.1
9/20 22:40	23.7	↑0.2
9/20 22:50	23.9	↑0.2
9/20 23:00	24.1	↑0.2
9/20 23:10	24.3	↑0.2
9/20 23:20	24.6	↑0.3
9/20 23:30	25.0	↑0.4
9/20 23:40	25.3	↑0.3
9/20 23:50	25.7	↑0.4