18 (月)	06:32	15:21	-	-
	44cm	8cm	-	-
中潮 出 07:00 入 16:12 出 11:14 入 22:03 潮干狩り ○ 13:58～16:12

江差／桧山（北海道）2023年12月18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
12/18 00:00	20.0	↑0.4
12/18 00:10	20.5	↑0.5
12/18 00:20	21.0	↑0.5
12/18 00:30	21.5	↑0.5
12/18 00:40	22.0	↑0.5
12/18 00:50	22.6	↑0.6
12/18 01:00	23.2	↑0.6
12/18 01:10	23.9	↑0.7
12/18 01:20	24.5	↑0.6
12/18 01:30	25.2	↑0.7
12/18 01:40	25.9	↑0.7
12/18 01:50	26.7	↑0.8
12/18 02:00	27.4	↑0.7
12/18 02:10	28.2	↑0.8
12/18 02:20	29.0	↑0.8
12/18 02:30	29.8	↑0.8
12/18 02:40	30.6	↑0.8
12/18 02:50	31.5	↑0.9
12/18 03:00	32.3	↑0.8
12/18 03:10	33.1	↑0.8
12/18 03:20	33.9	↑0.8
12/18 03:30	34.7	↑0.8
12/18 03:40	35.5	↑0.8
12/18 03:50	36.3	↑0.8
12/18 04:00	37.1	↑0.8
12/18 04:10	37.8	↑0.7
12/18 04:20	38.5	↑0.7
12/18 04:30	39.2	↑0.7
12/18 04:40	39.8	↑0.6
12/18 04:50	40.4	↑0.6
12/18 05:00	41.0	↑0.6
12/18 05:10	41.5	↑0.5
12/18 05:20	41.9	↑0.4
12/18 05:30	42.3	↑0.4
12/18 05:40	42.7	↑0.4
12/18 05:50	43.0	↑0.3
12/18 06:00	43.2	↑0.2
12/18 06:10	43.4	↑0.2
12/18 06:20	43.5	↑0.1
12/18 06:30	43.5	0	満潮
12/18 06:40	43.5	0
12/18 06:50	43.4	↓-0.1
12/18 07:00	43.2	↓-0.2
12/18 07:10	43.0	↓-0.2
12/18 07:20	42.7	↓-0.3
12/18 07:30	42.4	↓-0.3
12/18 07:40	41.9	↓-0.5
12/18 07:50	41.4	↓-0.5
12/18 08:00	40.9	↓-0.5
12/18 08:10	40.3	↓-0.6
12/18 08:20	39.6	↓-0.7
12/18 08:30	38.8	↓-0.8
12/18 08:40	38.1	↓-0.7
12/18 08:50	37.2	↓-0.9
12/18 09:00	36.4	↓-0.8
12/18 09:10	35.4	↓-1.0
12/18 09:20	34.5	↓-0.9
12/18 09:30	33.5	↓-1.0
12/18 09:40	32.4	↓-1.1
12/18 09:50	31.4	↓-1.0
12/18 10:00	30.3	↓-1.1
12/18 10:10	29.2	↓-1.1
12/18 10:20	28.1	↓-1.1
12/18 10:30	27.0	↓-1.1
12/18 10:40	25.9	↓-1.1
12/18 10:50	24.8	↓-1.1
12/18 11:00	23.6	↓-1.2	最大潮位差
12/18 11:10	22.5	↓-1.1
12/18 11:20	21.4	↓-1.1
12/18 11:30	20.4	↓-1.0
12/18 11:40	19.3	↓-1.1
12/18 11:50	18.3	↓-1.0
12/18 12:00	17.3	↓-1.0
12/18 12:10	16.3	↓-1.0
12/18 12:20	15.4	↓-0.9
12/18 12:30	14.5	↓-0.9
12/18 12:40	13.7	↓-0.8
12/18 12:50	12.9	↓-0.8
12/18 13:00	12.2	↓-0.7
12/18 13:10	11.5	↓-0.7
12/18 13:20	10.8	↓-0.7
12/18 13:30	10.2	↓-0.6
12/18 13:40	9.7	↓-0.5
12/18 13:50	9.2	↓-0.5
12/18 14:00	8.7	↓-0.5
12/18 14:10	8.4	↓-0.3
12/18 14:20	8.0	↓-0.4
12/18 14:30	7.8	↓-0.2
12/18 14:40	7.5	↓-0.3
12/18 14:50	7.4	↓-0.1
12/18 15:00	7.2	↓-0.2
12/18 15:10	7.2	0
12/18 15:20	7.1	↓-0.1	干潮
12/18 15:30	7.2	↑0.1
12/18 15:40	7.2	0
12/18 15:50	7.3	↑0.1
12/18 16:00	7.5	↑0.2
12/18 16:10	7.6	↑0.1
12/18 16:20	7.8	↑0.2
12/18 16:30	8.1	↑0.3
12/18 16:40	8.3	↑0.2
12/18 16:50	8.6	↑0.3
12/18 17:00	8.9	↑0.3
12/18 17:10	9.2	↑0.3
12/18 17:20	9.6	↑0.4
12/18 17:30	9.9	↑0.3
12/18 17:40	10.3	↑0.4
12/18 17:50	10.6	↑0.3
12/18 18:00	11.0	↑0.4
12/18 18:10	11.3	↑0.3
12/18 18:20	11.7	↑0.4
12/18 18:30	12.0	↑0.3
12/18 18:40	12.3	↑0.3
12/18 18:50	12.7	↑0.4
12/18 19:00	13.0	↑0.3
12/18 19:10	13.3	↑0.3
12/18 19:20	13.6	↑0.3
12/18 19:30	13.8	↑0.2
12/18 19:40	14.1	↑0.3
12/18 19:50	14.3	↑0.2
12/18 20:00	14.6	↑0.3
12/18 20:10	14.8	↑0.2
12/18 20:20	15.0	↑0.2
12/18 20:30	15.1	↑0.1
12/18 20:40	15.3	↑0.2
12/18 20:50	15.4	↑0.1
12/18 21:00	15.6	↑0.2
12/18 21:10	15.7	↑0.1
12/18 21:20	15.8	↑0.1
12/18 21:30	15.9	↑0.1
12/18 21:40	15.9	0
12/18 21:50	16.0	↑0.1
12/18 22:00	16.1	↑0.1
12/18 22:10	16.2	↑0.1
12/18 22:20	16.3	↑0.1
12/18 22:30	16.3	0
12/18 22:40	16.4	↑0.1
12/18 22:50	16.5	↑0.1
12/18 23:00	16.6	↑0.1
12/18 23:10	16.7	↑0.1
12/18 23:20	16.8	↑0.1
12/18 23:30	17.0	↑0.2
12/18 23:40	17.1	↑0.1
12/18 23:50	17.3	↑0.2