20 (日)	08:28	18:35	-	-
	55cm	21cm	-	-
長潮 出 05:24 入 17:42 出 14:25 入 23:11

江差／桧山（北海道）2026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	32.2	↑0.3
9/20 00:10	32.5	↑0.3
9/20 00:20	32.9	↑0.4
9/20 00:30	33.2	↑0.3
9/20 00:40	33.6	↑0.4
9/20 00:50	33.9	↑0.3
9/20 01:00	34.3	↑0.4
9/20 01:10	34.7	↑0.4
9/20 01:20	35.1	↑0.4
9/20 01:30	35.5	↑0.4
9/20 01:40	36.0	↑0.5
9/20 01:50	36.4	↑0.4
9/20 02:00	36.9	↑0.5
9/20 02:10	37.4	↑0.5
9/20 02:20	37.8	↑0.4
9/20 02:30	38.4	↑0.6
9/20 02:40	38.9	↑0.5
9/20 02:50	39.4	↑0.5
9/20 03:00	40.0	↑0.6
9/20 03:10	40.5	↑0.5
9/20 03:20	41.1	↑0.6
9/20 03:30	41.7	↑0.6
9/20 03:40	42.3	↑0.6
9/20 03:50	42.9	↑0.6
9/20 04:00	43.5	↑0.6
9/20 04:10	44.1	↑0.6
9/20 04:20	44.7	↑0.6
9/20 04:30	45.3	↑0.6
9/20 04:40	46.0	↑0.7
9/20 04:50	46.6	↑0.6
9/20 05:00	47.2	↑0.6
9/20 05:10	47.8	↑0.6
9/20 05:20	48.4	↑0.6
9/20 05:30	49.0	↑0.6
9/20 05:40	49.6	↑0.6
9/20 05:50	50.1	↑0.5
9/20 06:00	50.6	↑0.5
9/20 06:10	51.2	↑0.6
9/20 06:20	51.7	↑0.5
9/20 06:30	52.1	↑0.4
9/20 06:40	52.6	↑0.5
9/20 06:50	53.0	↑0.4
9/20 07:00	53.3	↑0.3
9/20 07:10	53.7	↑0.4
9/20 07:20	54.0	↑0.3
9/20 07:30	54.3	↑0.3
9/20 07:40	54.5	↑0.2
9/20 07:50	54.7	↑0.2
9/20 08:00	54.8	↑0.1
9/20 08:10	54.9	↑0.1
9/20 08:20	55.0	↑0.1	満潮
9/20 08:30	55.0	0
9/20 08:40	55.0	0
9/20 08:50	54.9	↓-0.1
9/20 09:00	54.7	↓-0.2
9/20 09:10	54.6	↓-0.1
9/20 09:20	54.3	↓-0.3
9/20 09:30	54.1	↓-0.2
9/20 09:40	53.7	↓-0.4
9/20 09:50	53.4	↓-0.3
9/20 10:00	52.9	↓-0.5
9/20 10:10	52.5	↓-0.4
9/20 10:20	52.0	↓-0.5
9/20 10:30	51.4	↓-0.6
9/20 10:40	50.8	↓-0.6
9/20 10:50	50.2	↓-0.6
9/20 11:00	49.5	↓-0.7
9/20 11:10	48.8	↓-0.7
9/20 11:20	48.1	↓-0.7
9/20 11:30	47.3	↓-0.8
9/20 11:40	46.5	↓-0.8
9/20 11:50	45.7	↓-0.8
9/20 12:00	44.8	↓-0.9
9/20 12:10	44.0	↓-0.8
9/20 12:20	43.1	↓-0.9
9/20 12:30	42.2	↓-0.9
9/20 12:40	41.3	↓-0.9
9/20 12:50	40.3	↓-1.0	最大潮位差
9/20 13:00	39.4	↓-0.9
9/20 13:10	38.5	↓-0.9
9/20 13:20	37.5	↓-1.0	最大潮位差
9/20 13:30	36.6	↓-0.9
9/20 13:40	35.7	↓-0.9
9/20 13:50	34.8	↓-0.9
9/20 14:00	33.9	↓-0.9
9/20 14:10	33.0	↓-0.9
9/20 14:20	32.1	↓-0.9
9/20 14:30	31.2	↓-0.9
9/20 14:40	30.4	↓-0.8
9/20 14:50	29.6	↓-0.8
9/20 15:00	28.8	↓-0.8
9/20 15:10	28.0	↓-0.8
9/20 15:20	27.3	↓-0.7
9/20 15:30	26.6	↓-0.7
9/20 15:40	26.0	↓-0.6
9/20 15:50	25.3	↓-0.7
9/20 16:00	24.7	↓-0.6
9/20 16:10	24.2	↓-0.5
9/20 16:20	23.6	↓-0.6
9/20 16:30	23.2	↓-0.4
9/20 16:40	22.7	↓-0.5
9/20 16:50	22.3	↓-0.4
9/20 17:00	21.9	↓-0.4
9/20 17:10	21.6	↓-0.3
9/20 17:20	21.3	↓-0.3
9/20 17:30	21.1	↓-0.2
9/20 17:40	20.9	↓-0.2
9/20 17:50	20.7	↓-0.2
9/20 18:00	20.6	↓-0.1
9/20 18:10	20.5	↓-0.1
9/20 18:20	20.4	↓-0.1
9/20 18:30	20.4	0	干潮
9/20 18:40	20.4	0
9/20 18:50	20.4	0
9/20 19:00	20.5	↑0.1
9/20 19:10	20.6	↑0.1
9/20 19:20	20.7	↑0.1
9/20 19:30	20.8	↑0.1
9/20 19:40	21.0	↑0.2
9/20 19:50	21.2	↑0.2
9/20 20:00	21.4	↑0.2
9/20 20:10	21.6	↑0.2
9/20 20:20	21.9	↑0.3
9/20 20:30	22.2	↑0.3
9/20 20:40	22.4	↑0.2
9/20 20:50	22.7	↑0.3
9/20 21:00	23.1	↑0.4
9/20 21:10	23.4	↑0.3
9/20 21:20	23.7	↑0.3
9/20 21:30	24.0	↑0.3
9/20 21:40	24.4	↑0.4
9/20 21:50	24.7	↑0.3
9/20 22:00	25.1	↑0.4
9/20 22:10	25.5	↑0.4
9/20 22:20	25.8	↑0.3
9/20 22:30	26.2	↑0.4
9/20 22:40	26.6	↑0.4
9/20 22:50	26.9	↑0.3
9/20 23:00	27.3	↑0.4
9/20 23:10	27.7	↑0.4
9/20 23:20	28.0	↑0.3
9/20 23:30	28.4	↑0.4
9/20 23:40	28.8	↑0.4
9/20 23:50	29.1	↑0.3