31 (日)	06:41	00:02	16:39	09:02
	63cm	21cm	125cm	61cm
中潮 出 06:56 入 15:53 出 19:56 入 09:46

コイセボイ（北海道）2023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	20.4	↓-0.1	干潮
12/31 00:10	20.4	0
12/31 00:20	20.7	↑0.3
12/31 00:30	21.1	↑0.4
12/31 00:40	21.7	↑0.6
12/31 00:50	22.5	↑0.8
12/31 01:00	23.4	↑0.9
12/31 01:10	24.4	↑1.0
12/31 01:20	25.6	↑1.2
12/31 01:30	26.8	↑1.2
12/31 01:40	28.2	↑1.4
12/31 01:50	29.7	↑1.5
12/31 02:00	31.3	↑1.6
12/31 02:10	32.9	↑1.6
12/31 02:20	34.5	↑1.6
12/31 02:30	36.2	↑1.7
12/31 02:40	37.9	↑1.7
12/31 02:50	39.7	↑1.8
12/31 03:00	41.4	↑1.7
12/31 03:10	43.1	↑1.7
12/31 03:20	44.8	↑1.7
12/31 03:30	46.5	↑1.7
12/31 03:40	48.1	↑1.6
12/31 03:50	49.6	↑1.5
12/31 04:00	51.1	↑1.5
12/31 04:10	52.5	↑1.4
12/31 04:20	53.9	↑1.4
12/31 04:30	55.1	↑1.2
12/31 04:40	56.3	↑1.2
12/31 04:50	57.4	↑1.1
12/31 05:00	58.3	↑0.9
12/31 05:10	59.2	↑0.9
12/31 05:20	60.0	↑0.8
12/31 05:30	60.6	↑0.6
12/31 05:40	61.2	↑0.6
12/31 05:50	61.7	↑0.5
12/31 06:00	62.0	↑0.3
12/31 06:10	62.3	↑0.3
12/31 06:20	62.5	↑0.2
12/31 06:30	62.6	↑0.1
12/31 06:40	62.6	0	満潮
12/31 06:50	62.6	0
12/31 07:00	62.5	↓-0.1
12/31 07:10	62.4	↓-0.1
12/31 07:20	62.2	↓-0.2
12/31 07:30	62.0	↓-0.2
12/31 07:40	61.8	↓-0.2
12/31 07:50	61.5	↓-0.3
12/31 08:00	61.3	↓-0.2
12/31 08:10	61.0	↓-0.3
12/31 08:20	60.8	↓-0.2
12/31 08:30	60.6	↓-0.2
12/31 08:40	60.5	↓-0.1
12/31 08:50	60.4	↓-0.1
12/31 09:00	60.3	↓-0.1	干潮
12/31 09:10	60.4	↑0.1
12/31 09:20	60.5	↑0.1
12/31 09:30	60.6	↑0.1
12/31 09:40	60.9	↑0.3
12/31 09:50	61.3	↑0.4
12/31 10:00	61.8	↑0.5
12/31 10:10	62.4	↑0.6
12/31 10:20	63.1	↑0.7
12/31 10:30	63.9	↑0.8
12/31 10:40	64.9	↑1.0
12/31 10:50	65.9	↑1.0
12/31 11:00	67.1	↑1.2
12/31 11:10	68.4	↑1.3
12/31 11:20	69.9	↑1.5
12/31 11:30	71.4	↑1.5
12/31 11:40	73.1	↑1.7
12/31 11:50	74.8	↑1.7
12/31 12:00	76.7	↑1.9
12/31 12:10	78.6	↑1.9
12/31 12:20	80.6	↑2.0
12/31 12:30	82.7	↑2.1
12/31 12:40	84.9	↑2.2
12/31 12:50	87.1	↑2.2
12/31 13:00	89.4	↑2.3
12/31 13:10	91.7	↑2.3
12/31 13:20	94.0	↑2.3
12/31 13:30	96.3	↑2.3
12/31 13:40	98.6	↑2.3
12/31 13:50	100.9	↑2.3
12/31 14:00	103.2	↑2.3
12/31 14:10	105.4	↑2.2
12/31 14:20	107.5	↑2.1
12/31 14:30	109.6	↑2.1
12/31 14:40	111.6	↑2.0
12/31 14:50	113.5	↑1.9
12/31 15:00	115.2	↑1.7
12/31 15:10	116.9	↑1.7
12/31 15:20	118.4	↑1.5
12/31 15:30	119.7	↑1.3
12/31 15:40	120.9	↑1.2
12/31 15:50	121.9	↑1.0
12/31 16:00	122.8	↑0.9
12/31 16:10	123.5	↑0.7
12/31 16:20	123.9	↑0.4
12/31 16:30	124.2	↑0.3	満潮
12/31 16:40	124.3	↑0.1
12/31 16:50	124.1	↓-0.2
12/31 17:00	123.8	↓-0.3
12/31 17:10	123.2	↓-0.6
12/31 17:20	122.5	↓-0.7
12/31 17:30	121.5	↓-1.0
12/31 17:40	120.3	↓-1.2
12/31 17:50	119.0	↓-1.3
12/31 18:00	117.4	↓-1.6
12/31 18:10	115.6	↓-1.8
12/31 18:20	113.7	↓-1.9
12/31 18:30	111.6	↓-2.1
12/31 18:40	109.3	↓-2.3
12/31 18:50	106.8	↓-2.5
12/31 19:00	104.2	↓-2.6
12/31 19:10	101.5	↓-2.7
12/31 19:20	98.7	↓-2.8
12/31 19:30	95.8	↓-2.9
12/31 19:40	92.7	↓-3.1
12/31 19:50	89.6	↓-3.1
12/31 20:00	86.4	↓-3.2
12/31 20:10	83.2	↓-3.2
12/31 20:20	80.0	↓-3.2
12/31 20:30	76.7	↓-3.3	最大潮位差
12/31 20:40	73.4	↓-3.3	最大潮位差
12/31 20:50	70.2	↓-3.2
12/31 21:00	67.0	↓-3.2
12/31 21:10	63.8	↓-3.2
12/31 21:20	60.7	↓-3.1
12/31 21:30	57.6	↓-3.1
12/31 21:40	54.7	↓-2.9
12/31 21:50	51.8	↓-2.9
12/31 22:00	49.1	↓-2.7
12/31 22:10	46.5	↓-2.6
12/31 22:20	44.0	↓-2.5
12/31 22:30	41.7	↓-2.3
12/31 22:40	39.5	↓-2.2
12/31 22:50	37.5	↓-2.0
12/31 23:00	35.7	↓-1.8
12/31 23:10	34.1	↓-1.6
12/31 23:20	32.6	↓-1.5
12/31 23:30	31.3	↓-1.3
12/31 23:40	30.2	↓-1.1
12/31 23:50	29.3	↓-0.9