31 (水)	05:10	08:41	15:42	23:19
	69cm	60cm	125cm	25cm
中潮 出 06:56 入 15:53 出 18:31 入 08:00

コイセボイ（北海道）2031年12月31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
12/31 00:00	25.7	↑1.2
12/31 00:10	27.1	↑1.4
12/31 00:20	28.6	↑1.5
12/31 00:30	30.3	↑1.7
12/31 00:40	32.0	↑1.7
12/31 00:50	33.8	↑1.8
12/31 01:00	35.7	↑1.9
12/31 01:10	37.6	↑1.9
12/31 01:20	39.6	↑2.0
12/31 01:30	41.6	↑2.0
12/31 01:40	43.6	↑2.0
12/31 01:50	45.6	↑2.0
12/31 02:00	47.6	↑2.0
12/31 02:10	49.5	↑1.9
12/31 02:20	51.4	↑1.9
12/31 02:30	53.3	↑1.9
12/31 02:40	55.0	↑1.7
12/31 02:50	56.7	↑1.7
12/31 03:00	58.3	↑1.6
12/31 03:10	59.8	↑1.5
12/31 03:20	61.2	↑1.4
12/31 03:30	62.5	↑1.3
12/31 03:40	63.7	↑1.2
12/31 03:50	64.8	↑1.1
12/31 04:00	65.7	↑0.9
12/31 04:10	66.5	↑0.8
12/31 04:20	67.1	↑0.6
12/31 04:30	67.7	↑0.6
12/31 04:40	68.1	↑0.4
12/31 04:50	68.3	↑0.2
12/31 05:00	68.5	↑0.2	満潮
12/31 05:10	68.5	0	満潮
12/31 05:20	68.5	0
12/31 05:30	68.3	↓-0.2
12/31 05:40	68.0	↓-0.3
12/31 05:50	67.7	↓-0.3
12/31 06:00	67.2	↓-0.5
12/31 06:10	66.7	↓-0.5
12/31 06:20	66.2	↓-0.5
12/31 06:30	65.6	↓-0.6
12/31 06:40	65.0	↓-0.6
12/31 06:50	64.3	↓-0.7
12/31 07:00	63.7	↓-0.6
12/31 07:10	63.0	↓-0.7
12/31 07:20	62.4	↓-0.6
12/31 07:30	61.8	↓-0.6
12/31 07:40	61.2	↓-0.6
12/31 07:50	60.7	↓-0.5
12/31 08:00	60.3	↓-0.4
12/31 08:10	59.9	↓-0.4
12/31 08:20	59.7	↓-0.2
12/31 08:30	59.5	↓-0.2
12/31 08:40	59.5	0	干潮
12/31 08:50	59.5	0
12/31 09:00	59.7	↑0.2
12/31 09:10	60.0	↑0.3
12/31 09:20	60.5	↑0.5
12/31 09:30	61.1	↑0.6
12/31 09:40	61.8	↑0.7
12/31 09:50	62.7	↑0.9
12/31 10:00	63.7	↑1.0
12/31 10:10	64.9	↑1.2
12/31 10:20	66.2	↑1.3
12/31 10:30	67.6	↑1.4
12/31 10:40	69.2	↑1.6
12/31 10:50	71.0	↑1.8
12/31 11:00	72.8	↑1.8
12/31 11:10	74.8	↑2.0
12/31 11:20	76.8	↑2.0
12/31 11:30	79.0	↑2.2
12/31 11:40	81.2	↑2.2
12/31 11:50	83.5	↑2.3
12/31 12:00	85.9	↑2.4
12/31 12:10	88.4	↑2.5
12/31 12:20	90.8	↑2.4
12/31 12:30	93.3	↑2.5
12/31 12:40	95.8	↑2.5
12/31 12:50	98.3	↑2.5
12/31 13:00	100.7	↑2.4
12/31 13:10	103.1	↑2.4
12/31 13:20	105.5	↑2.4
12/31 13:30	107.8	↑2.3
12/31 13:40	110.0	↑2.2
12/31 13:50	112.1	↑2.1
12/31 14:00	114.0	↑1.9
12/31 14:10	115.9	↑1.9
12/31 14:20	117.5	↑1.6
12/31 14:30	119.1	↑1.6
12/31 14:40	120.4	↑1.3
12/31 14:50	121.6	↑1.2
12/31 15:00	122.6	↑1.0
12/31 15:10	123.4	↑0.8
12/31 15:20	123.9	↑0.5
12/31 15:30	124.3	↑0.4
12/31 15:40	124.4	↑0.1	満潮
12/31 15:50	124.3	↓-0.1
12/31 16:00	124.0	↓-0.3
12/31 16:10	123.4	↓-0.6
12/31 16:20	122.6	↓-0.8
12/31 16:30	121.6	↓-1.0
12/31 16:40	120.4	↓-1.2
12/31 16:50	118.9	↓-1.5
12/31 17:00	117.2	↓-1.7
12/31 17:10	115.4	↓-1.8
12/31 17:20	113.3	↓-2.1
12/31 17:30	111.0	↓-2.3
12/31 17:40	108.5	↓-2.5
12/31 17:50	105.9	↓-2.6
12/31 18:00	103.1	↓-2.8
12/31 18:10	100.2	↓-2.9
12/31 18:20	97.1	↓-3.1
12/31 18:30	93.9	↓-3.2
12/31 18:40	90.7	↓-3.2
12/31 18:50	87.3	↓-3.4
12/31 19:00	83.9	↓-3.4
12/31 19:10	80.4	↓-3.5	最大潮位差
12/31 19:20	76.9	↓-3.5	最大潮位差
12/31 19:30	73.4	↓-3.5	最大潮位差
12/31 19:40	69.9	↓-3.5	最大潮位差
12/31 19:50	66.5	↓-3.4
12/31 20:00	63.1	↓-3.4
12/31 20:10	59.7	↓-3.4
12/31 20:20	56.4	↓-3.3
12/31 20:30	53.2	↓-3.2
12/31 20:40	50.1	↓-3.1
12/31 20:50	47.2	↓-2.9
12/31 21:00	44.3	↓-2.9
12/31 21:10	41.7	↓-2.6
12/31 21:20	39.2	↓-2.5
12/31 21:30	36.8	↓-2.4
12/31 21:40	34.7	↓-2.1
12/31 21:50	32.7	↓-2.0
12/31 22:00	30.9	↓-1.8
12/31 22:10	29.4	↓-1.5
12/31 22:20	28.0	↓-1.4
12/31 22:30	26.9	↓-1.1
12/31 22:40	26.0	↓-0.9
12/31 22:50	25.3	↓-0.7
12/31 23:00	24.8	↓-0.5
12/31 23:10	24.6	↓-0.2	干潮
12/31 23:20	24.5	↓-0.1
12/31 23:30	24.6	↑0.1
12/31 23:40	25.0	↑0.4
12/31 23:50	25.5	↑0.5