18 (日)	12:47	21:17	-	-
	126cm	15cm	-	-
大潮 出 06:51 入 15:45 出 06:03 入 14:18

コイセボイ（北海道）2044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	44.3	↑1.6
12/18 00:10	45.8	↑1.5
12/18 00:20	47.4	↑1.6
12/18 00:30	48.8	↑1.4
12/18 00:40	50.3	↑1.5
12/18 00:50	51.7	↑1.4
12/18 01:00	53.0	↑1.3
12/18 01:10	54.3	↑1.3
12/18 01:20	55.4	↑1.1
12/18 01:30	56.6	↑1.2
12/18 01:40	57.6	↑1.0
12/18 01:50	58.6	↑1.0
12/18 02:00	59.5	↑0.9
12/18 02:10	60.4	↑0.9
12/18 02:20	61.1	↑0.7
12/18 02:30	61.8	↑0.7
12/18 02:40	62.5	↑0.7
12/18 02:50	63.1	↑0.6
12/18 03:00	63.6	↑0.5
12/18 03:10	64.0	↑0.4
12/18 03:20	64.4	↑0.4
12/18 03:30	64.8	↑0.4
12/18 03:40	65.1	↑0.3
12/18 03:50	65.4	↑0.3
12/18 04:00	65.7	↑0.3
12/18 04:10	65.9	↑0.2
12/18 04:20	66.2	↑0.3
12/18 04:30	66.4	↑0.2
12/18 04:40	66.7	↑0.3
12/18 04:50	66.9	↑0.2
12/18 05:00	67.2	↑0.3
12/18 05:10	67.5	↑0.3
12/18 05:20	67.9	↑0.4
12/18 05:30	68.3	↑0.4
12/18 05:40	68.7	↑0.4
12/18 05:50	69.2	↑0.5
12/18 06:00	69.8	↑0.6
12/18 06:10	70.4	↑0.6
12/18 06:20	71.2	↑0.8
12/18 06:30	71.9	↑0.7
12/18 06:40	72.8	↑0.9
12/18 06:50	73.7	↑0.9
12/18 07:00	74.8	↑1.1
12/18 07:10	75.9	↑1.1
12/18 07:20	77.1	↑1.2
12/18 07:30	78.4	↑1.3
12/18 07:40	79.8	↑1.4
12/18 07:50	81.2	↑1.4
12/18 08:00	82.8	↑1.6
12/18 08:10	84.4	↑1.6
12/18 08:20	86.1	↑1.7
12/18 08:30	87.8	↑1.7
12/18 08:40	89.6	↑1.8
12/18 08:50	91.5	↑1.9
12/18 09:00	93.4	↑1.9
12/18 09:10	95.3	↑1.9
12/18 09:20	97.3	↑2.0
12/18 09:30	99.2	↑1.9
12/18 09:40	101.2	↑2.0
12/18 09:50	103.2	↑2.0
12/18 10:00	105.2	↑2.0
12/18 10:10	107.1	↑1.9
12/18 10:20	109.0	↑1.9
12/18 10:30	110.8	↑1.8
12/18 10:40	112.6	↑1.8
12/18 10:50	114.3	↑1.7
12/18 11:00	116.0	↑1.7
12/18 11:10	117.5	↑1.5
12/18 11:20	118.9	↑1.4
12/18 11:30	120.2	↑1.3
12/18 11:40	121.4	↑1.2
12/18 11:50	122.4	↑1.0
12/18 12:00	123.3	↑0.9
12/18 12:10	124.0	↑0.7
12/18 12:20	124.6	↑0.6
12/18 12:30	124.9	↑0.3
12/18 12:40	125.1	↑0.2	満潮
12/18 12:50	125.2	↑0.1
12/18 13:00	125.0	↓-0.2
12/18 13:10	124.6	↓-0.4
12/18 13:20	124.1	↓-0.5
12/18 13:30	123.3	↓-0.8
12/18 13:40	122.4	↓-0.9
12/18 13:50	121.2	↓-1.2
12/18 14:00	119.9	↓-1.3
12/18 14:10	118.3	↓-1.6
12/18 14:20	116.6	↓-1.7
12/18 14:30	114.7	↓-1.9
12/18 14:40	112.6	↓-2.1
12/18 14:50	110.3	↓-2.3
12/18 15:00	107.9	↓-2.4
12/18 15:10	105.3	↓-2.6
12/18 15:20	102.5	↓-2.8
12/18 15:30	99.7	↓-2.8
12/18 15:40	96.7	↓-3.0
12/18 15:50	93.6	↓-3.1
12/18 16:00	90.4	↓-3.2
12/18 16:10	87.1	↓-3.3
12/18 16:20	83.7	↓-3.4
12/18 16:30	80.3	↓-3.4
12/18 16:40	76.8	↓-3.5	最大潮位差
12/18 16:50	73.3	↓-3.5	最大潮位差
12/18 17:00	69.8	↓-3.5	最大潮位差
12/18 17:10	66.3	↓-3.5	最大潮位差
12/18 17:20	62.8	↓-3.5	最大潮位差
12/18 17:30	59.3	↓-3.5	最大潮位差
12/18 17:40	55.9	↓-3.4
12/18 17:50	52.6	↓-3.3
12/18 18:00	49.3	↓-3.3
12/18 18:10	46.1	↓-3.2
12/18 18:20	43.0	↓-3.1
12/18 18:30	40.0	↓-3.0
12/18 18:40	37.1	↓-2.9
12/18 18:50	34.4	↓-2.7
12/18 19:00	31.8	↓-2.6
12/18 19:10	29.4	↓-2.4
12/18 19:20	27.2	↓-2.2
12/18 19:30	25.1	↓-2.1
12/18 19:40	23.2	↓-1.9
12/18 19:50	21.4	↓-1.8
12/18 20:00	19.9	↓-1.5
12/18 20:10	18.6	↓-1.3
12/18 20:20	17.4	↓-1.2
12/18 20:30	16.4	↓-1.0
12/18 20:40	15.7	↓-0.7
12/18 20:50	15.1	↓-0.6
12/18 21:00	14.7	↓-0.4
12/18 21:10	14.5	↓-0.2	干潮
12/18 21:20	14.5	0
12/18 21:30	14.7	↑0.2
12/18 21:40	15.0	↑0.3
12/18 21:50	15.5	↑0.5
12/18 22:00	16.2	↑0.7
12/18 22:10	17.0	↑0.8
12/18 22:20	17.9	↑0.9
12/18 22:30	19.0	↑1.1
12/18 22:40	20.2	↑1.2
12/18 22:50	21.5	↑1.3
12/18 23:00	22.9	↑1.4
12/18 23:10	24.4	↑1.5
12/18 23:20	26.0	↑1.6
12/18 23:30	27.7	↑1.7
12/18 23:40	29.3	↑1.6
12/18 23:50	31.1	↑1.8