31 (金)	04:56	08:28	15:14	23:02
	70cm	60cm	122cm	11cm
中潮 出 05:56 入 16:14 出 17:35 入 08:55

コイセボイ（北海道）2042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	21.9	↑1.8
10/31 00:10	23.9	↑2.0
10/31 00:20	25.9	↑2.0
10/31 00:30	28.1	↑2.2
10/31 00:40	30.3	↑2.2
10/31 00:50	32.6	↑2.3
10/31 01:00	34.9	↑2.3
10/31 01:10	37.3	↑2.4
10/31 01:20	39.6	↑2.3
10/31 01:30	42.0	↑2.4
10/31 01:40	44.3	↑2.3
10/31 01:50	46.6	↑2.3
10/31 02:00	48.8	↑2.2
10/31 02:10	51.0	↑2.2
10/31 02:20	53.1	↑2.1
10/31 02:30	55.1	↑2.0
10/31 02:40	57.0	↑1.9
10/31 02:50	58.8	↑1.8
10/31 03:00	60.5	↑1.7
10/31 03:10	62.0	↑1.5
10/31 03:20	63.4	↑1.4
10/31 03:30	64.7	↑1.3
10/31 03:40	65.8	↑1.1
10/31 03:50	66.8	↑1.0
10/31 04:00	67.6	↑0.8
10/31 04:10	68.3	↑0.7
10/31 04:20	68.8	↑0.5
10/31 04:30	69.2	↑0.4
10/31 04:40	69.5	↑0.3
10/31 04:50	69.6	↑0.1	満潮
10/31 05:00	69.6	0
10/31 05:10	69.5	↓-0.1
10/31 05:20	69.3	↓-0.2
10/31 05:30	68.9	↓-0.4
10/31 05:40	68.5	↓-0.4
10/31 05:50	68.0	↓-0.5
10/31 06:00	67.5	↓-0.5
10/31 06:10	66.9	↓-0.6
10/31 06:20	66.2	↓-0.7
10/31 06:30	65.5	↓-0.7
10/31 06:40	64.8	↓-0.7
10/31 06:50	64.1	↓-0.7
10/31 07:00	63.4	↓-0.7
10/31 07:10	62.8	↓-0.6
10/31 07:20	62.1	↓-0.7
10/31 07:30	61.6	↓-0.5
10/31 07:40	61.0	↓-0.6
10/31 07:50	60.6	↓-0.4
10/31 08:00	60.3	↓-0.3
10/31 08:10	60.0	↓-0.3
10/31 08:20	59.9	↓-0.1	干潮
10/31 08:30	59.8	↓-0.1
10/31 08:40	59.9	↑0.1
10/31 08:50	60.2	↑0.3
10/31 09:00	60.5	↑0.3
10/31 09:10	61.1	↑0.6
10/31 09:20	61.7	↑0.6
10/31 09:30	62.5	↑0.8
10/31 09:40	63.5	↑1.0
10/31 09:50	64.6	↑1.1
10/31 10:00	65.8	↑1.2
10/31 10:10	67.2	↑1.4
10/31 10:20	68.8	↑1.6
10/31 10:30	70.4	↑1.6
10/31 10:40	72.2	↑1.8
10/31 10:50	74.2	↑2.0
10/31 11:00	76.2	↑2.0
10/31 11:10	78.3	↑2.1
10/31 11:20	80.5	↑2.2
10/31 11:30	82.8	↑2.3
10/31 11:40	85.2	↑2.4
10/31 11:50	87.6	↑2.4
10/31 12:00	90.0	↑2.4
10/31 12:10	92.4	↑2.4
10/31 12:20	94.9	↑2.5
10/31 12:30	97.3	↑2.4
10/31 12:40	99.7	↑2.4
10/31 12:50	102.1	↑2.4
10/31 13:00	104.4	↑2.3
10/31 13:10	106.6	↑2.2
10/31 13:20	108.8	↑2.2
10/31 13:30	110.8	↑2.0
10/31 13:40	112.7	↑1.9
10/31 13:50	114.4	↑1.7
10/31 14:00	116.0	↑1.6
10/31 14:10	117.4	↑1.4
10/31 14:20	118.7	↑1.3
10/31 14:30	119.7	↑1.0
10/31 14:40	120.5	↑0.8
10/31 14:50	121.2	↑0.7
10/31 15:00	121.6	↑0.4
10/31 15:10	121.8	↑0.2	満潮
10/31 15:20	121.7	↓-0.1
10/31 15:30	121.4	↓-0.3
10/31 15:40	120.9	↓-0.5
10/31 15:50	120.1	↓-0.8
10/31 16:00	119.1	↓-1.0
10/31 16:10	117.8	↓-1.3
10/31 16:20	116.4	↓-1.4
10/31 16:30	114.6	↓-1.8
10/31 16:40	112.7	↓-1.9
10/31 16:50	110.5	↓-2.2
10/31 17:00	108.1	↓-2.4
10/31 17:10	105.6	↓-2.5
10/31 17:20	102.8	↓-2.8
10/31 17:30	99.9	↓-2.9
10/31 17:40	96.8	↓-3.1
10/31 17:50	93.5	↓-3.3
10/31 18:00	90.1	↓-3.4
10/31 18:10	86.6	↓-3.5
10/31 18:20	83.0	↓-3.6
10/31 18:30	79.3	↓-3.7
10/31 18:40	75.6	↓-3.7
10/31 18:50	71.8	↓-3.8
10/31 19:00	68.0	↓-3.8
10/31 19:10	64.2	↓-3.8
10/31 19:20	60.3	↓-3.9	最大潮位差
10/31 19:30	56.6	↓-3.7
10/31 19:40	52.8	↓-3.8
10/31 19:50	49.1	↓-3.7
10/31 20:00	45.6	↓-3.5
10/31 20:10	42.1	↓-3.5
10/31 20:20	38.7	↓-3.4
10/31 20:30	35.5	↓-3.2
10/31 20:40	32.4	↓-3.1
10/31 20:50	29.5	↓-2.9
10/31 21:00	26.7	↓-2.8
10/31 21:10	24.1	↓-2.6
10/31 21:20	21.8	↓-2.3
10/31 21:30	19.6	↓-2.2
10/31 21:40	17.6	↓-2.0
10/31 21:50	15.9	↓-1.7
10/31 22:00	14.4	↓-1.5
10/31 22:10	13.1	↓-1.3
10/31 22:20	12.1	↓-1.0
10/31 22:30	11.2	↓-0.9
10/31 22:40	10.6	↓-0.6
10/31 22:50	10.3	↓-0.3
10/31 23:00	10.1	↓-0.2	干潮
10/31 23:10	10.2	↑0.1
10/31 23:20	10.5	↑0.3
10/31 23:30	11.0	↑0.5
10/31 23:40	11.7	↑0.7
10/31 23:50	12.6	↑0.9