31 (火)	18:56	02:42	-	-
	104cm	30cm	-	-
小潮 出 05:57 入 16:13 出 21:58 入 12:27

コイセボイ（北海道）2056年10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
10/31 00:00	44.7	↓-2.0
10/31 00:10	42.8	↓-1.9
10/31 00:20	41.1	↓-1.7
10/31 00:30	39.4	↓-1.7
10/31 00:40	37.9	↓-1.5
10/31 00:50	36.5	↓-1.4
10/31 01:00	35.2	↓-1.3
10/31 01:10	34.0	↓-1.2
10/31 01:20	33.0	↓-1.0
10/31 01:30	32.1	↓-0.9
10/31 01:40	31.3	↓-0.8
10/31 01:50	30.6	↓-0.7
10/31 02:00	30.1	↓-0.5
10/31 02:10	29.7	↓-0.4
10/31 02:20	29.4	↓-0.3
10/31 02:30	29.2	↓-0.2
10/31 02:40	29.1	↓-0.1	干潮
10/31 02:50	29.2	↑0.1
10/31 03:00	29.3	↑0.1
10/31 03:10	29.6	↑0.3
10/31 03:20	29.9	↑0.3
10/31 03:30	30.4	↑0.5
10/31 03:40	30.9	↑0.5
10/31 03:50	31.5	↑0.6
10/31 04:00	32.1	↑0.6
10/31 04:10	32.8	↑0.7
10/31 04:20	33.6	↑0.8
10/31 04:30	34.4	↑0.8
10/31 04:40	35.3	↑0.9
10/31 04:50	36.2	↑0.9
10/31 05:00	37.1	↑0.9
10/31 05:10	38.0	↑0.9
10/31 05:20	39.0	↑1.0
10/31 05:30	40.0	↑1.0
10/31 05:40	40.9	↑0.9
10/31 05:50	41.9	↑1.0
10/31 06:00	42.8	↑0.9
10/31 06:10	43.8	↑1.0
10/31 06:20	44.7	↑0.9
10/31 06:30	45.6	↑0.9
10/31 06:40	46.4	↑0.8
10/31 06:50	47.3	↑0.9
10/31 07:00	48.1	↑0.8
10/31 07:10	48.8	↑0.7
10/31 07:20	49.5	↑0.7
10/31 07:30	50.2	↑0.7
10/31 07:40	50.9	↑0.7
10/31 07:50	51.5	↑0.6
10/31 08:00	52.1	↑0.6
10/31 08:10	52.6	↑0.5
10/31 08:20	53.1	↑0.5
10/31 08:30	53.6	↑0.5
10/31 08:40	54.0	↑0.4
10/31 08:50	54.4	↑0.4
10/31 09:00	54.8	↑0.4
10/31 09:10	55.1	↑0.3
10/31 09:20	55.5	↑0.4
10/31 09:30	55.8	↑0.3
10/31 09:40	56.1	↑0.3
10/31 09:50	56.4	↑0.3
10/31 10:00	56.7	↑0.3
10/31 10:10	57.0	↑0.3
10/31 10:20	57.3	↑0.3
10/31 10:30	57.6	↑0.3
10/31 10:40	57.9	↑0.3
10/31 10:50	58.3	↑0.4
10/31 11:00	58.6	↑0.3
10/31 11:10	59.0	↑0.4
10/31 11:20	59.5	↑0.5
10/31 11:30	59.9	↑0.4
10/31 11:40	60.4	↑0.5
10/31 11:50	61.0	↑0.6
10/31 12:00	61.6	↑0.6
10/31 12:10	62.2	↑0.6
10/31 12:20	62.9	↑0.7
10/31 12:30	63.6	↑0.7
10/31 12:40	64.4	↑0.8
10/31 12:50	65.3	↑0.9
10/31 13:00	66.2	↑0.9
10/31 13:10	67.1	↑0.9
10/31 13:20	68.1	↑1.0
10/31 13:30	69.2	↑1.1
10/31 13:40	70.3	↑1.1
10/31 13:50	71.4	↑1.1
10/31 14:00	72.6	↑1.2
10/31 14:10	73.9	↑1.3
10/31 14:20	75.2	↑1.3
10/31 14:30	76.5	↑1.3
10/31 14:40	77.8	↑1.3
10/31 14:50	79.2	↑1.4
10/31 15:00	80.6	↑1.4
10/31 15:10	82.0	↑1.4
10/31 15:20	83.4	↑1.4
10/31 15:30	84.8	↑1.4
10/31 15:40	86.2	↑1.4
10/31 15:50	87.6	↑1.4
10/31 16:00	88.9	↑1.3
10/31 16:10	90.3	↑1.4
10/31 16:20	91.6	↑1.3
10/31 16:30	92.9	↑1.3
10/31 16:40	94.1	↑1.2
10/31 16:50	95.3	↑1.2
10/31 17:00	96.4	↑1.1
10/31 17:10	97.5	↑1.1
10/31 17:20	98.5	↑1.0
10/31 17:30	99.4	↑0.9
10/31 17:40	100.2	↑0.8
10/31 17:50	100.9	↑0.7
10/31 18:00	101.6	↑0.7
10/31 18:10	102.1	↑0.5
10/31 18:20	102.6	↑0.5
10/31 18:30	102.9	↑0.3
10/31 18:40	103.2	↑0.3
10/31 18:50	103.3	↑0.1	満潮
10/31 19:00	103.3	0
10/31 19:10	103.1	↓-0.2
10/31 19:20	102.9	↓-0.2
10/31 19:30	102.6	↓-0.3
10/31 19:40	102.1	↓-0.5
10/31 19:50	101.5	↓-0.6
10/31 20:00	100.8	↓-0.7
10/31 20:10	100.0	↓-0.8
10/31 20:20	99.0	↓-1.0
10/31 20:30	98.0	↓-1.0
10/31 20:40	96.8	↓-1.2
10/31 20:50	95.6	↓-1.2
10/31 21:00	94.2	↓-1.4
10/31 21:10	92.8	↓-1.4
10/31 21:20	91.2	↓-1.6
10/31 21:30	89.6	↓-1.6
10/31 21:40	87.9	↓-1.7
10/31 21:50	86.1	↓-1.8
10/31 22:00	84.3	↓-1.8
10/31 22:10	82.4	↓-1.9
10/31 22:20	80.4	↓-2.0
10/31 22:30	78.4	↓-2.0
10/31 22:40	76.4	↓-2.0
10/31 22:50	74.4	↓-2.0
10/31 23:00	72.3	↓-2.1	最大潮位差
10/31 23:10	70.2	↓-2.1	最大潮位差
10/31 23:20	68.1	↓-2.1	最大潮位差
10/31 23:30	66.0	↓-2.1	最大潮位差
10/31 23:40	64.0	↓-2.0
10/31 23:50	61.9	↓-2.1	最大潮位差