31 (金)	02:05	07:13	13:52	20:32
	64cm	41cm	92cm	35cm
中潮 出 05:05 入 17:48 出 16:05 入 04:05

コイセボイ（北海道）2045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	54.9	↑1.4
3/31 00:10	56.1	↑1.2
3/31 00:20	57.3	↑1.2
3/31 00:30	58.4	↑1.1
3/31 00:40	59.4	↑1.0
3/31 00:50	60.3	↑0.9
3/31 01:00	61.1	↑0.8
3/31 01:10	61.8	↑0.7
3/31 01:20	62.4	↑0.6
3/31 01:30	62.9	↑0.5
3/31 01:40	63.2	↑0.3
3/31 01:50	63.5	↑0.3
3/31 02:00	63.6	↑0.1	満潮
3/31 02:10	63.6	0
3/31 02:20	63.4	↓-0.2
3/31 02:30	63.2	↓-0.2
3/31 02:40	62.8	↓-0.4
3/31 02:50	62.3	↓-0.5
3/31 03:00	61.8	↓-0.5
3/31 03:10	61.1	↓-0.7
3/31 03:20	60.3	↓-0.8
3/31 03:30	59.5	↓-0.8
3/31 03:40	58.6	↓-0.9
3/31 03:50	57.6	↓-1.0
3/31 04:00	56.6	↓-1.0
3/31 04:10	55.5	↓-1.1
3/31 04:20	54.3	↓-1.2
3/31 04:30	53.2	↓-1.1
3/31 04:40	52.0	↓-1.2
3/31 04:50	50.9	↓-1.1
3/31 05:00	49.7	↓-1.2
3/31 05:10	48.6	↓-1.1
3/31 05:20	47.5	↓-1.1
3/31 05:30	46.5	↓-1.0
3/31 05:40	45.5	↓-1.0
3/31 05:50	44.5	↓-1.0
3/31 06:00	43.7	↓-0.8
3/31 06:10	42.9	↓-0.8
3/31 06:20	42.3	↓-0.6
3/31 06:30	41.7	↓-0.6
3/31 06:40	41.2	↓-0.5
3/31 06:50	40.9	↓-0.3
3/31 07:00	40.7	↓-0.2
3/31 07:10	40.6	↓-0.1	干潮
3/31 07:20	40.6	0
3/31 07:30	40.8	↑0.2
3/31 07:40	41.1	↑0.3
3/31 07:50	41.6	↑0.5
3/31 08:00	42.2	↑0.6
3/31 08:10	42.9	↑0.7
3/31 08:20	43.8	↑0.9
3/31 08:30	44.8	↑1.0
3/31 08:40	45.9	↑1.1
3/31 08:50	47.2	↑1.3
3/31 09:00	48.6	↑1.4
3/31 09:10	50.0	↑1.4
3/31 09:20	51.6	↑1.6
3/31 09:30	53.3	↑1.7
3/31 09:40	55.1	↑1.8
3/31 09:50	56.9	↑1.8
3/31 10:00	58.8	↑1.9
3/31 10:10	60.8	↑2.0
3/31 10:20	62.8	↑2.0
3/31 10:30	64.8	↑2.0
3/31 10:40	66.9	↑2.1
3/31 10:50	68.9	↑2.0
3/31 11:00	70.9	↑2.0
3/31 11:10	72.9	↑2.0
3/31 11:20	74.9	↑2.0
3/31 11:30	76.8	↑1.9
3/31 11:40	78.6	↑1.8
3/31 11:50	80.4	↑1.8
3/31 12:00	82.1	↑1.7
3/31 12:10	83.6	↑1.5
3/31 12:20	85.1	↑1.5
3/31 12:30	86.5	↑1.4
3/31 12:40	87.7	↑1.2
3/31 12:50	88.7	↑1.0
3/31 13:00	89.7	↑1.0
3/31 13:10	90.4	↑0.7
3/31 13:20	91.0	↑0.6
3/31 13:30	91.5	↑0.5
3/31 13:40	91.7	↑0.2
3/31 13:50	91.8	↑0.1	満潮
3/31 14:00	91.8	0
3/31 14:10	91.5	↓-0.3
3/31 14:20	91.1	↓-0.4
3/31 14:30	90.5	↓-0.6
3/31 14:40	89.7	↓-0.8
3/31 14:50	88.8	↓-0.9
3/31 15:00	87.7	↓-1.1
3/31 15:10	86.5	↓-1.2
3/31 15:20	85.1	↓-1.4
3/31 15:30	83.5	↓-1.6
3/31 15:40	81.9	↓-1.6
3/31 15:50	80.1	↓-1.8
3/31 16:00	78.3	↓-1.8
3/31 16:10	76.3	↓-2.0
3/31 16:20	74.2	↓-2.1
3/31 16:30	72.1	↓-2.1
3/31 16:40	70.0	↓-2.1
3/31 16:50	67.7	↓-2.3	最大潮位差
3/31 17:00	65.5	↓-2.2
3/31 17:10	63.2	↓-2.3	最大潮位差
3/31 17:20	61.0	↓-2.2
3/31 17:30	58.8	↓-2.2
3/31 17:40	56.6	↓-2.2
3/31 17:50	54.4	↓-2.2
3/31 18:00	52.3	↓-2.1
3/31 18:10	50.2	↓-2.1
3/31 18:20	48.3	↓-1.9
3/31 18:30	46.4	↓-1.9
3/31 18:40	44.7	↓-1.7
3/31 18:50	43.1	↓-1.6
3/31 19:00	41.5	↓-1.6
3/31 19:10	40.2	↓-1.3
3/31 19:20	38.9	↓-1.3
3/31 19:30	37.9	↓-1.0
3/31 19:40	36.9	↓-1.0
3/31 19:50	36.2	↓-0.7
3/31 20:00	35.6	↓-0.6
3/31 20:10	35.1	↓-0.5
3/31 20:20	34.9	↓-0.2
3/31 20:30	34.8	↓-0.1	干潮
3/31 20:40	34.8	0
3/31 20:50	35.1	↑0.3
3/31 21:00	35.5	↑0.4
3/31 21:10	36.0	↑0.5
3/31 21:20	36.7	↑0.7
3/31 21:30	37.5	↑0.8
3/31 21:40	38.5	↑1.0
3/31 21:50	39.6	↑1.1
3/31 22:00	40.8	↑1.2
3/31 22:10	42.1	↑1.3
3/31 22:20	43.5	↑1.4
3/31 22:30	45.0	↑1.5
3/31 22:40	46.5	↑1.5
3/31 22:50	48.1	↑1.6
3/31 23:00	49.8	↑1.7
3/31 23:10	51.4	↑1.6
3/31 23:20	53.1	↑1.7
3/31 23:30	54.8	↑1.7
3/31 23:40	56.5	↑1.7
3/31 23:50	58.1	↑1.6