31 (月)	12:09	20:36	-	-
	119cm	22cm	-	-
中潮 出 06:56 入 15:54 出 03:55 入 13:16

コイセボイ（北海道）2040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	55.8	↑1.2
12/31 00:10	56.9	↑1.1
12/31 00:20	57.9	↑1.0
12/31 00:30	58.9	↑1.0
12/31 00:40	59.9	↑1.0
12/31 00:50	60.7	↑0.8
12/31 01:00	61.5	↑0.8
12/31 01:10	62.3	↑0.8
12/31 01:20	63.0	↑0.7
12/31 01:30	63.6	↑0.6
12/31 01:40	64.2	↑0.6
12/31 01:50	64.7	↑0.5
12/31 02:00	65.1	↑0.4
12/31 02:10	65.5	↑0.4
12/31 02:20	65.8	↑0.3
12/31 02:30	66.1	↑0.3
12/31 02:40	66.3	↑0.2
12/31 02:50	66.5	↑0.2
12/31 03:00	66.7	↑0.2
12/31 03:10	66.9	↑0.2
12/31 03:20	67.0	↑0.1
12/31 03:30	67.1	↑0.1
12/31 03:40	67.3	↑0.2
12/31 03:50	67.4	↑0.1
12/31 04:00	67.5	↑0.1
12/31 04:10	67.7	↑0.2
12/31 04:20	67.8	↑0.1
12/31 04:30	68.0	↑0.2
12/31 04:40	68.3	↑0.3
12/31 04:50	68.5	↑0.2
12/31 05:00	68.9	↑0.4
12/31 05:10	69.2	↑0.3
12/31 05:20	69.7	↑0.5
12/31 05:30	70.2	↑0.5
12/31 05:40	70.7	↑0.5
12/31 05:50	71.4	↑0.7
12/31 06:00	72.1	↑0.7
12/31 06:10	72.9	↑0.8
12/31 06:20	73.7	↑0.8
12/31 06:30	74.7	↑1.0
12/31 06:40	75.7	↑1.0
12/31 06:50	76.8	↑1.1
12/31 07:00	78.0	↑1.2
12/31 07:10	79.3	↑1.3
12/31 07:20	80.6	↑1.3
12/31 07:30	82.0	↑1.4
12/31 07:40	83.5	↑1.5
12/31 07:50	85.0	↑1.5
12/31 08:00	86.6	↑1.6
12/31 08:10	88.2	↑1.6
12/31 08:20	89.9	↑1.7
12/31 08:30	91.6	↑1.7
12/31 08:40	93.3	↑1.7
12/31 08:50	95.0	↑1.7
12/31 09:00	96.8	↑1.8
12/31 09:10	98.5	↑1.7
12/31 09:20	100.3	↑1.8
12/31 09:30	102.0	↑1.7
12/31 09:40	103.7	↑1.7
12/31 09:50	105.3	↑1.6
12/31 10:00	106.9	↑1.6
12/31 10:10	108.4	↑1.5
12/31 10:20	109.9	↑1.5
12/31 10:30	111.3	↑1.4
12/31 10:40	112.5	↑1.2
12/31 10:50	113.7	↑1.2
12/31 11:00	114.8	↑1.1
12/31 11:10	115.7	↑0.9
12/31 11:20	116.5	↑0.8
12/31 11:30	117.2	↑0.7
12/31 11:40	117.7	↑0.5
12/31 11:50	118.1	↑0.4
12/31 12:00	118.3	↑0.2	満潮
12/31 12:10	118.3	0
12/31 12:20	118.2	↓-0.1
12/31 12:30	117.9	↓-0.3
12/31 12:40	117.5	↓-0.4
12/31 12:50	116.8	↓-0.7
12/31 13:00	116.0	↓-0.8
12/31 13:10	115.1	↓-0.9
12/31 13:20	113.9	↓-1.2
12/31 13:30	112.6	↓-1.3
12/31 13:40	111.1	↓-1.5
12/31 13:50	109.4	↓-1.7
12/31 14:00	107.6	↓-1.8
12/31 14:10	105.7	↓-1.9
12/31 14:20	103.6	↓-2.1
12/31 14:30	101.3	↓-2.3
12/31 14:40	98.9	↓-2.4
12/31 14:50	96.4	↓-2.5
12/31 15:00	93.8	↓-2.6
12/31 15:10	91.1	↓-2.7
12/31 15:20	88.3	↓-2.8
12/31 15:30	85.4	↓-2.9
12/31 15:40	82.5	↓-2.9
12/31 15:50	79.5	↓-3.0
12/31 16:00	76.5	↓-3.0
12/31 16:10	73.4	↓-3.1	最大潮位差
12/31 16:20	70.3	↓-3.1	最大潮位差
12/31 16:30	67.3	↓-3.0
12/31 16:40	64.2	↓-3.1	最大潮位差
12/31 16:50	61.2	↓-3.0
12/31 17:00	58.2	↓-3.0
12/31 17:10	55.2	↓-3.0
12/31 17:20	52.3	↓-2.9
12/31 17:30	49.5	↓-2.8
12/31 17:40	46.8	↓-2.7
12/31 17:50	44.2	↓-2.6
12/31 18:00	41.7	↓-2.5
12/31 18:10	39.3	↓-2.4
12/31 18:20	37.0	↓-2.3
12/31 18:30	34.9	↓-2.1
12/31 18:40	32.9	↓-2.0
12/31 18:50	31.1	↓-1.8
12/31 19:00	29.4	↓-1.7
12/31 19:10	27.9	↓-1.5
12/31 19:20	26.5	↓-1.4
12/31 19:30	25.3	↓-1.2
12/31 19:40	24.3	↓-1.0
12/31 19:50	23.5	↓-0.8
12/31 20:00	22.8	↓-0.7
12/31 20:10	22.3	↓-0.5
12/31 20:20	22.0	↓-0.3
12/31 20:30	21.8	↓-0.2	干潮
12/31 20:40	21.8	0
12/31 20:50	22.0	↑0.2
12/31 21:00	22.3	↑0.3
12/31 21:10	22.8	↑0.5
12/31 21:20	23.4	↑0.6
12/31 21:30	24.1	↑0.7
12/31 21:40	25.0	↑0.9
12/31 21:50	26.0	↑1.0
12/31 22:00	27.0	↑1.0
12/31 22:10	28.2	↑1.2
12/31 22:20	29.5	↑1.3
12/31 22:30	30.9	↑1.4
12/31 22:40	32.3	↑1.4
12/31 22:50	33.8	↑1.5
12/31 23:00	35.3	↑1.5
12/31 23:10	36.8	↑1.5
12/31 23:20	38.4	↑1.6
12/31 23:30	40.0	↑1.6
12/31 23:40	41.7	↑1.7
12/31 23:50	43.3	↑1.6