13 (土)	03:38	05:52	13:20	21:22
	67cm	65cm	122cm	19cm
大潮 出 06:47 入 15:44 出 05:08 入 14:47

コイセボイ（北海道）2031年12月13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
12/13 00:00	46.8	↑1.7
12/13 00:10	48.4	↑1.6
12/13 00:20	50.1	↑1.7
12/13 00:30	51.6	↑1.5
12/13 00:40	53.2	↑1.6
12/13 00:50	54.6	↑1.4
12/13 01:00	56.0	↑1.4
12/13 01:10	57.3	↑1.3
12/13 01:20	58.6	↑1.3
12/13 01:30	59.7	↑1.1
12/13 01:40	60.8	↑1.1
12/13 01:50	61.8	↑1.0
12/13 02:00	62.6	↑0.8
12/13 02:10	63.4	↑0.8
12/13 02:20	64.1	↑0.7
12/13 02:30	64.7	↑0.6
12/13 02:40	65.2	↑0.5
12/13 02:50	65.6	↑0.4
12/13 03:00	65.9	↑0.3
12/13 03:10	66.1	↑0.2
12/13 03:20	66.3	↑0.2
12/13 03:30	66.4	↑0.1	満潮
12/13 03:40	66.4	0
12/13 03:50	66.3	↓-0.1
12/13 04:00	66.2	↓-0.1
12/13 04:10	66.1	↓-0.1
12/13 04:20	65.9	↓-0.2
12/13 04:30	65.7	↓-0.2
12/13 04:40	65.5	↓-0.2
12/13 04:50	65.3	↓-0.2
12/13 05:00	65.1	↓-0.2
12/13 05:10	64.9	↓-0.2
12/13 05:20	64.7	↓-0.2
12/13 05:30	64.6	↓-0.1
12/13 05:40	64.5	↓-0.1
12/13 05:50	64.5	0	干潮
12/13 06:00	64.5	0
12/13 06:10	64.6	↑0.1
12/13 06:20	64.8	↑0.2
12/13 06:30	65.0	↑0.2
12/13 06:40	65.4	↑0.4
12/13 06:50	65.8	↑0.4
12/13 07:00	66.3	↑0.5
12/13 07:10	67.0	↑0.7
12/13 07:20	67.7	↑0.7
12/13 07:30	68.6	↑0.9
12/13 07:40	69.6	↑1.0
12/13 07:50	70.7	↑1.1
12/13 08:00	71.8	↑1.1
12/13 08:10	73.2	↑1.4
12/13 08:20	74.6	↑1.4
12/13 08:30	76.1	↑1.5
12/13 08:40	77.7	↑1.6
12/13 08:50	79.4	↑1.7
12/13 09:00	81.2	↑1.8
12/13 09:10	83.0	↑1.8
12/13 09:20	84.9	↑1.9
12/13 09:30	86.9	↑2.0
12/13 09:40	89.0	↑2.1
12/13 09:50	91.0	↑2.0
12/13 10:00	93.2	↑2.2
12/13 10:10	95.3	↑2.1
12/13 10:20	97.4	↑2.1
12/13 10:30	99.5	↑2.1
12/13 10:40	101.6	↑2.1
12/13 10:50	103.7	↑2.1
12/13 11:00	105.7	↑2.0
12/13 11:10	107.6	↑1.9
12/13 11:20	109.5	↑1.9
12/13 11:30	111.3	↑1.8
12/13 11:40	112.9	↑1.6
12/13 11:50	114.5	↑1.6
12/13 12:00	115.9	↑1.4
12/13 12:10	117.2	↑1.3
12/13 12:20	118.4	↑1.2
12/13 12:30	119.4	↑1.0
12/13 12:40	120.2	↑0.8
12/13 12:50	120.9	↑0.7
12/13 13:00	121.3	↑0.4
12/13 13:10	121.6	↑0.3	満潮
12/13 13:20	121.7	↑0.1	満潮
12/13 13:30	121.6	↓-0.1
12/13 13:40	121.2	↓-0.4
12/13 13:50	120.7	↓-0.5
12/13 14:00	119.9	↓-0.8
12/13 14:10	119.0	↓-0.9
12/13 14:20	117.8	↓-1.2
12/13 14:30	116.5	↓-1.3
12/13 14:40	114.9	↓-1.6
12/13 14:50	113.1	↓-1.8
12/13 15:00	111.2	↓-1.9
12/13 15:10	109.1	↓-2.1
12/13 15:20	106.7	↓-2.4
12/13 15:30	104.3	↓-2.4
12/13 15:40	101.6	↓-2.7
12/13 15:50	98.9	↓-2.7
12/13 16:00	96.0	↓-2.9
12/13 16:10	92.9	↓-3.1
12/13 16:20	89.8	↓-3.1
12/13 16:30	86.6	↓-3.2
12/13 16:40	83.3	↓-3.3
12/13 16:50	79.9	↓-3.4
12/13 17:00	76.5	↓-3.4
12/13 17:10	73.1	↓-3.4
12/13 17:20	69.6	↓-3.5	最大潮位差
12/13 17:30	66.2	↓-3.4
12/13 17:40	62.8	↓-3.4
12/13 17:50	59.4	↓-3.4
12/13 18:00	56.0	↓-3.4
12/13 18:10	52.7	↓-3.3
12/13 18:20	49.5	↓-3.2
12/13 18:30	46.4	↓-3.1
12/13 18:40	43.4	↓-3.0
12/13 18:50	40.6	↓-2.8
12/13 19:00	37.8	↓-2.8
12/13 19:10	35.2	↓-2.6
12/13 19:20	32.8	↓-2.4
12/13 19:30	30.5	↓-2.3
12/13 19:40	28.4	↓-2.1
12/13 19:50	26.5	↓-1.9
12/13 20:00	24.8	↓-1.7
12/13 20:10	23.3	↓-1.5
12/13 20:20	22.0	↓-1.3
12/13 20:30	20.8	↓-1.2
12/13 20:40	19.9	↓-0.9
12/13 20:50	19.2	↓-0.7
12/13 21:00	18.7	↓-0.5
12/13 21:10	18.4	↓-0.3
12/13 21:20	18.2	↓-0.2	干潮
12/13 21:30	18.3	↑0.1
12/13 21:40	18.6	↑0.3
12/13 21:50	19.0	↑0.4
12/13 22:00	19.7	↑0.7
12/13 22:10	20.4	↑0.7
12/13 22:20	21.4	↑1.0
12/13 22:30	22.5	↑1.1
12/13 22:40	23.7	↑1.2
12/13 22:50	25.0	↑1.3
12/13 23:00	26.5	↑1.5
12/13 23:10	28.1	↑1.6
12/13 23:20	29.7	↑1.6
12/13 23:30	31.4	↑1.7
12/13 23:40	33.2	↑1.8
12/13 23:50	35.1	↑1.9