12 (日)	12:57	21:19	-	-
	125cm	15cm	-	-
大潮 出 06:46 入 15:44 出 14:05 入 05:07

コイセボイ（北海道）2027年12月12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
12/12 00:00	44.2	↑1.6
12/12 00:10	45.8	↑1.6
12/12 00:20	47.4	↑1.6
12/12 00:30	49.0	↑1.6
12/12 00:40	50.4	↑1.4
12/12 00:50	51.9	↑1.5
12/12 01:00	53.3	↑1.4
12/12 01:10	54.6	↑1.3
12/12 01:20	55.8	↑1.2
12/12 01:30	57.0	↑1.2
12/12 01:40	58.0	↑1.0
12/12 01:50	59.0	↑1.0
12/12 02:00	60.0	↑1.0
12/12 02:10	60.8	↑0.8
12/12 02:20	61.6	↑0.8
12/12 02:30	62.2	↑0.6
12/12 02:40	62.9	↑0.7
12/12 02:50	63.4	↑0.5
12/12 03:00	63.8	↑0.4
12/12 03:10	64.2	↑0.4
12/12 03:20	64.6	↑0.4
12/12 03:30	64.9	↑0.3
12/12 03:40	65.1	↑0.2
12/12 03:50	65.3	↑0.2
12/12 04:00	65.5	↑0.2
12/12 04:10	65.6	↑0.1
12/12 04:20	65.7	↑0.1
12/12 04:30	65.9	↑0.2
12/12 04:40	66.0	↑0.1
12/12 04:50	66.1	↑0.1
12/12 05:00	66.2	↑0.1
12/12 05:10	66.4	↑0.2
12/12 05:20	66.6	↑0.2
12/12 05:30	66.8	↑0.2
12/12 05:40	67.1	↑0.3
12/12 05:50	67.5	↑0.4
12/12 06:00	67.9	↑0.4
12/12 06:10	68.4	↑0.5
12/12 06:20	68.9	↑0.5
12/12 06:30	69.5	↑0.6
12/12 06:40	70.3	↑0.8
12/12 06:50	71.1	↑0.8
12/12 07:00	71.9	↑0.8
12/12 07:10	72.9	↑1.0
12/12 07:20	74.0	↑1.1
12/12 07:30	75.2	↑1.2
12/12 07:40	76.5	↑1.3
12/12 07:50	77.8	↑1.3
12/12 08:00	79.3	↑1.5
12/12 08:10	80.8	↑1.5
12/12 08:20	82.4	↑1.6
12/12 08:30	84.1	↑1.7
12/12 08:40	85.9	↑1.8
12/12 08:50	87.7	↑1.8
12/12 09:00	89.6	↑1.9
12/12 09:10	91.5	↑1.9
12/12 09:20	93.5	↑2.0
12/12 09:30	95.5	↑2.0
12/12 09:40	97.5	↑2.0
12/12 09:50	99.5	↑2.0
12/12 10:00	101.6	↑2.1
12/12 10:10	103.6	↑2.0
12/12 10:20	105.6	↑2.0
12/12 10:30	107.5	↑1.9
12/12 10:40	109.4	↑1.9
12/12 10:50	111.2	↑1.8
12/12 11:00	113.0	↑1.8
12/12 11:10	114.7	↑1.7
12/12 11:20	116.2	↑1.5
12/12 11:30	117.7	↑1.5
12/12 11:40	119.0	↑1.3
12/12 11:50	120.2	↑1.2
12/12 12:00	121.3	↑1.1
12/12 12:10	122.2	↑0.9
12/12 12:20	122.9	↑0.7
12/12 12:30	123.5	↑0.6
12/12 12:40	123.9	↑0.4
12/12 12:50	124.1	↑0.2	満潮
12/12 13:00	124.1	0
12/12 13:10	124.0	↓-0.1
12/12 13:20	123.6	↓-0.4
12/12 13:30	123.0	↓-0.6
12/12 13:40	122.2	↓-0.8
12/12 13:50	121.3	↓-0.9
12/12 14:00	120.1	↓-1.2
12/12 14:10	118.7	↓-1.4
12/12 14:20	117.1	↓-1.6
12/12 14:30	115.3	↓-1.8
12/12 14:40	113.4	↓-1.9
12/12 14:50	111.2	↓-2.2
12/12 15:00	108.9	↓-2.3
12/12 15:10	106.4	↓-2.5
12/12 15:20	103.8	↓-2.6
12/12 15:30	101.0	↓-2.8
12/12 15:40	98.1	↓-2.9
12/12 15:50	95.0	↓-3.1
12/12 16:00	91.9	↓-3.1
12/12 16:10	88.6	↓-3.3
12/12 16:20	85.3	↓-3.3
12/12 16:30	81.9	↓-3.4
12/12 16:40	78.4	↓-3.5
12/12 16:50	74.9	↓-3.5
12/12 17:00	71.4	↓-3.5
12/12 17:10	67.9	↓-3.5
12/12 17:20	64.3	↓-3.6	最大潮位差
12/12 17:30	60.8	↓-3.5
12/12 17:40	57.4	↓-3.4
12/12 17:50	53.9	↓-3.5
12/12 18:00	50.6	↓-3.3
12/12 18:10	47.3	↓-3.3
12/12 18:20	44.2	↓-3.1
12/12 18:30	41.1	↓-3.1
12/12 18:40	38.2	↓-2.9
12/12 18:50	35.4	↓-2.8
12/12 19:00	32.7	↓-2.7
12/12 19:10	30.2	↓-2.5
12/12 19:20	27.8	↓-2.4
12/12 19:30	25.7	↓-2.1
12/12 19:40	23.7	↓-2.0
12/12 19:50	21.9	↓-1.8
12/12 20:00	20.2	↓-1.7
12/12 20:10	18.8	↓-1.4
12/12 20:20	17.6	↓-1.2
12/12 20:30	16.5	↓-1.1
12/12 20:40	15.7	↓-0.8
12/12 20:50	15.1	↓-0.6
12/12 21:00	14.6	↓-0.5
12/12 21:10	14.4	↓-0.2	干潮
12/12 21:20	14.3	↓-0.1
12/12 21:30	14.5	↑0.2
12/12 21:40	14.8	↑0.3
12/12 21:50	15.3	↑0.5
12/12 22:00	15.9	↑0.6
12/12 22:10	16.7	↑0.8
12/12 22:20	17.7	↑1.0
12/12 22:30	18.8	↑1.1
12/12 22:40	20.0	↑1.2
12/12 22:50	21.3	↑1.3
12/12 23:00	22.7	↑1.4
12/12 23:10	24.3	↑1.6
12/12 23:20	25.9	↑1.6
12/12 23:30	27.6	↑1.7
12/12 23:40	29.3	↑1.7
12/12 23:50	31.1	↑1.8