31 (金)	01:36	04:50	11:49	19:24
	59cm	56cm	87cm	32cm
中潮 出 05:05 入 17:47 出 14:22 入 03:11

コイセボイ（北海道）2034年03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
3/31 00:00	55.8	↑0.6
3/31 00:10	56.4	↑0.6
3/31 00:20	56.8	↑0.4
3/31 00:30	57.2	↑0.4
3/31 00:40	57.6	↑0.4
3/31 00:50	57.9	↑0.3
3/31 01:00	58.1	↑0.2
3/31 01:10	58.3	↑0.2
3/31 01:20	58.4	↑0.1
3/31 01:30	58.4	0	満潮
3/31 01:40	58.4	0
3/31 01:50	58.4	0
3/31 02:00	58.3	↓-0.1
3/31 02:10	58.2	↓-0.1
3/31 02:20	58.0	↓-0.2
3/31 02:30	57.8	↓-0.2
3/31 02:40	57.6	↓-0.2
3/31 02:50	57.3	↓-0.3
3/31 03:00	57.1	↓-0.2
3/31 03:10	56.8	↓-0.3
3/31 03:20	56.6	↓-0.2
3/31 03:30	56.3	↓-0.3
3/31 03:40	56.1	↓-0.2
3/31 03:50	55.8	↓-0.3
3/31 04:00	55.6	↓-0.2
3/31 04:10	55.4	↓-0.2
3/31 04:20	55.3	↓-0.1
3/31 04:30	55.2	↓-0.1
3/31 04:40	55.1	↓-0.1	干潮
3/31 04:50	55.1	0	干潮
3/31 05:00	55.1	0
3/31 05:10	55.2	↑0.1
3/31 05:20	55.4	↑0.2
3/31 05:30	55.6	↑0.2
3/31 05:40	55.8	↑0.2
3/31 05:50	56.2	↑0.4
3/31 06:00	56.6	↑0.4
3/31 06:10	57.1	↑0.5
3/31 06:20	57.6	↑0.5
3/31 06:30	58.3	↑0.7
3/31 06:40	59.0	↑0.7
3/31 06:50	59.7	↑0.7
3/31 07:00	60.5	↑0.8
3/31 07:10	61.4	↑0.9
3/31 07:20	62.4	↑1.0
3/31 07:30	63.4	↑1.0
3/31 07:40	64.4	↑1.0
3/31 07:50	65.5	↑1.1
3/31 08:00	66.6	↑1.1
3/31 08:10	67.8	↑1.2
3/31 08:20	69.0	↑1.2
3/31 08:30	70.2	↑1.2
3/31 08:40	71.4	↑1.2
3/31 08:50	72.6	↑1.2
3/31 09:00	73.8	↑1.2
3/31 09:10	75.0	↑1.2
3/31 09:20	76.2	↑1.2
3/31 09:30	77.4	↑1.2
3/31 09:40	78.5	↑1.1
3/31 09:50	79.6	↑1.1
3/31 10:00	80.6	↑1.0
3/31 10:10	81.6	↑1.0
3/31 10:20	82.5	↑0.9
3/31 10:30	83.3	↑0.8
3/31 10:40	84.1	↑0.8
3/31 10:50	84.8	↑0.7
3/31 11:00	85.3	↑0.5
3/31 11:10	85.8	↑0.5
3/31 11:20	86.2	↑0.4
3/31 11:30	86.5	↑0.3
3/31 11:40	86.6	↑0.1	満潮
3/31 11:50	86.7	↑0.1
3/31 12:00	86.6	↓-0.1
3/31 12:10	86.4	↓-0.2
3/31 12:20	86.1	↓-0.3
3/31 12:30	85.6	↓-0.5
3/31 12:40	85.1	↓-0.5
3/31 12:50	84.4	↓-0.7
3/31 13:00	83.6	↓-0.8
3/31 13:10	82.7	↓-0.9
3/31 13:20	81.6	↓-1.1
3/31 13:30	80.5	↓-1.1
3/31 13:40	79.2	↓-1.3
3/31 13:50	77.9	↓-1.3
3/31 14:00	76.4	↓-1.5
3/31 14:10	74.9	↓-1.5
3/31 14:20	73.3	↓-1.6
3/31 14:30	71.6	↓-1.7
3/31 14:40	69.8	↓-1.8
3/31 14:50	68.0	↓-1.8
3/31 15:00	66.2	↓-1.8
3/31 15:10	64.3	↓-1.9
3/31 15:20	62.3	↓-2.0	最大潮位差
3/31 15:30	60.4	↓-1.9
3/31 15:40	58.4	↓-2.0	最大潮位差
3/31 15:50	56.5	↓-1.9
3/31 16:00	54.5	↓-2.0	最大潮位差
3/31 16:10	52.6	↓-1.9
3/31 16:20	50.7	↓-1.9
3/31 16:30	48.9	↓-1.8
3/31 16:40	47.1	↓-1.8
3/31 16:50	45.3	↓-1.8
3/31 17:00	43.6	↓-1.7
3/31 17:10	42.0	↓-1.6
3/31 17:20	40.5	↓-1.5
3/31 17:30	39.1	↓-1.4
3/31 17:40	37.8	↓-1.3
3/31 17:50	36.6	↓-1.2
3/31 18:00	35.5	↓-1.1
3/31 18:10	34.5	↓-1.0
3/31 18:20	33.6	↓-0.9
3/31 18:30	32.9	↓-0.7
3/31 18:40	32.2	↓-0.7
3/31 18:50	31.7	↓-0.5
3/31 19:00	31.4	↓-0.3
3/31 19:10	31.2	↓-0.2
3/31 19:20	31.1	↓-0.1	干潮
3/31 19:30	31.1	0
3/31 19:40	31.2	↑0.1
3/31 19:50	31.5	↑0.3
3/31 20:00	31.9	↑0.4
3/31 20:10	32.4	↑0.5
3/31 20:20	33.0	↑0.6
3/31 20:30	33.8	↑0.8
3/31 20:40	34.6	↑0.8
3/31 20:50	35.5	↑0.9
3/31 21:00	36.5	↑1.0
3/31 21:10	37.6	↑1.1
3/31 21:20	38.7	↑1.1
3/31 21:30	39.9	↑1.2
3/31 21:40	41.2	↑1.3
3/31 21:50	42.4	↑1.2
3/31 22:00	43.8	↑1.4
3/31 22:10	45.1	↑1.3
3/31 22:20	46.4	↑1.3
3/31 22:30	47.8	↑1.4
3/31 22:40	49.1	↑1.3
3/31 22:50	50.5	↑1.4
3/31 23:00	51.7	↑1.2
3/31 23:10	53.0	↑1.3
3/31 23:20	54.2	↑1.2
3/31 23:30	55.4	↑1.2
3/31 23:40	56.5	↑1.1
3/31 23:50	57.5	↑1.0