18 (金)	15:02	23:22	-	-
	135cm	13cm	-	-
中潮 出 06:51 入 15:45 出 17:38 入 08:56

コイセボイ（北海道）2043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	15.8	↑1.3
12/18 00:10	17.2	↑1.4
12/18 00:20	18.7	↑1.5
12/18 00:30	20.3	↑1.6
12/18 00:40	21.9	↑1.6
12/18 00:50	23.7	↑1.8
12/18 01:00	25.5	↑1.8
12/18 01:10	27.3	↑1.8
12/18 01:20	29.2	↑1.9
12/18 01:30	31.1	↑1.9
12/18 01:40	33.1	↑2.0
12/18 01:50	35.0	↑1.9
12/18 02:00	36.9	↑1.9
12/18 02:10	38.7	↑1.8
12/18 02:20	40.5	↑1.8
12/18 02:30	42.3	↑1.8
12/18 02:40	44.0	↑1.7
12/18 02:50	45.7	↑1.7
12/18 03:00	47.3	↑1.6
12/18 03:10	48.8	↑1.5
12/18 03:20	50.2	↑1.4
12/18 03:30	51.6	↑1.4
12/18 03:40	52.8	↑1.2
12/18 03:50	54.0	↑1.2
12/18 04:00	55.0	↑1.0
12/18 04:10	56.0	↑1.0
12/18 04:20	56.9	↑0.9
12/18 04:30	57.7	↑0.8
12/18 04:40	58.4	↑0.7
12/18 04:50	59.0	↑0.6
12/18 05:00	59.5	↑0.5
12/18 05:10	60.0	↑0.5
12/18 05:20	60.4	↑0.4
12/18 05:30	60.7	↑0.3
12/18 05:40	61.0	↑0.3
12/18 05:50	61.2	↑0.2
12/18 06:00	61.4	↑0.2
12/18 06:10	61.6	↑0.2
12/18 06:20	61.7	↑0.1
12/18 06:30	61.9	↑0.2
12/18 06:40	62.0	↑0.1
12/18 06:50	62.2	↑0.2
12/18 07:00	62.4	↑0.2
12/18 07:10	62.6	↑0.2
12/18 07:20	62.9	↑0.3
12/18 07:30	63.2	↑0.3
12/18 07:40	63.6	↑0.4
12/18 07:50	64.1	↑0.5
12/18 08:00	64.6	↑0.5
12/18 08:10	65.2	↑0.6
12/18 08:20	65.9	↑0.7
12/18 08:30	66.7	↑0.8
12/18 08:40	67.7	↑1.0
12/18 08:50	68.7	↑1.0
12/18 09:00	69.8	↑1.1
12/18 09:10	71.0	↑1.2
12/18 09:20	72.4	↑1.4
12/18 09:30	73.9	↑1.5
12/18 09:40	75.4	↑1.5
12/18 09:50	77.1	↑1.7
12/18 10:00	78.9	↑1.8
12/18 10:10	80.8	↑1.9
12/18 10:20	82.8	↑2.0
12/18 10:30	84.9	↑2.1
12/18 10:40	87.1	↑2.2
12/18 10:50	89.3	↑2.2
12/18 11:00	91.6	↑2.3
12/18 11:10	94.0	↑2.4
12/18 11:20	96.4	↑2.4
12/18 11:30	98.9	↑2.5
12/18 11:40	101.3	↑2.4
12/18 11:50	103.8	↑2.5
12/18 12:00	106.3	↑2.5
12/18 12:10	108.8	↑2.5
12/18 12:20	111.2	↑2.4
12/18 12:30	113.6	↑2.4
12/18 12:40	115.9	↑2.3
12/18 12:50	118.1	↑2.2
12/18 13:00	120.3	↑2.2
12/18 13:10	122.3	↑2.0
12/18 13:20	124.3	↑2.0
12/18 13:30	126.1	↑1.8
12/18 13:40	127.7	↑1.6
12/18 13:50	129.2	↑1.5
12/18 14:00	130.6	↑1.4
12/18 14:10	131.7	↑1.1
12/18 14:20	132.7	↑1.0
12/18 14:30	133.4	↑0.7
12/18 14:40	134.0	↑0.6
12/18 14:50	134.3	↑0.3
12/18 15:00	134.5	↑0.2	満潮
12/18 15:10	134.4	↓-0.1
12/18 15:20	134.0	↓-0.4
12/18 15:30	133.5	↓-0.5
12/18 15:40	132.7	↓-0.8
12/18 15:50	131.6	↓-1.1
12/18 16:00	130.4	↓-1.2
12/18 16:10	128.9	↓-1.5
12/18 16:20	127.2	↓-1.7
12/18 16:30	125.2	↓-2.0
12/18 16:40	123.1	↓-2.1
12/18 16:50	120.7	↓-2.4
12/18 17:00	118.1	↓-2.6
12/18 17:10	115.4	↓-2.7
12/18 17:20	112.4	↓-3.0
12/18 17:30	109.3	↓-3.1
12/18 17:40	106.1	↓-3.2
12/18 17:50	102.7	↓-3.4
12/18 18:00	99.2	↓-3.5
12/18 18:10	95.6	↓-3.6
12/18 18:20	91.9	↓-3.7
12/18 18:30	88.1	↓-3.8
12/18 18:40	84.2	↓-3.9
12/18 18:50	80.3	↓-3.9
12/18 19:00	76.4	↓-3.9
12/18 19:10	72.4	↓-4.0	最大潮位差
12/18 19:20	68.5	↓-3.9
12/18 19:30	64.6	↓-3.9
12/18 19:40	60.8	↓-3.8
12/18 19:50	57.0	↓-3.8
12/18 20:00	53.2	↓-3.8
12/18 20:10	49.6	↓-3.6
12/18 20:20	46.1	↓-3.5
12/18 20:30	42.7	↓-3.4
12/18 20:40	39.4	↓-3.3
12/18 20:50	36.3	↓-3.1
12/18 21:00	33.3	↓-3.0
12/18 21:10	30.5	↓-2.8
12/18 21:20	27.9	↓-2.6
12/18 21:30	25.5	↓-2.4
12/18 21:40	23.3	↓-2.2
12/18 21:50	21.2	↓-2.1
12/18 22:00	19.4	↓-1.8
12/18 22:10	17.8	↓-1.6
12/18 22:20	16.4	↓-1.4
12/18 22:30	15.3	↓-1.1
12/18 22:40	14.3	↓-1.0
12/18 22:50	13.6	↓-0.7
12/18 23:00	13.0	↓-0.6
12/18 23:10	12.7	↓-0.3
12/18 23:20	12.6	↓-0.1	干潮
12/18 23:30	12.7	↑0.1
12/18 23:40	13.0	↑0.3
12/18 23:50	13.4	↑0.4