15 (土)	07:30	16:04	22:06	22:33
	107cm	42cm	52cm	52cm
小潮 出 06:22 入 16:51 出 00:21 入 09:57

コイセボイ（北海道）2031年02月15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
2/15 00:00	52.5	↑0.1
2/15 00:10	52.8	↑0.3
2/15 00:20	53.1	↑0.3
2/15 00:30	53.4	↑0.3
2/15 00:40	53.9	↑0.5
2/15 00:50	54.5	↑0.6
2/15 01:00	55.2	↑0.7
2/15 01:10	56.0	↑0.8
2/15 01:20	56.9	↑0.9
2/15 01:30	57.9	↑1.0
2/15 01:40	59.0	↑1.1
2/15 01:50	60.1	↑1.1
2/15 02:00	61.4	↑1.3
2/15 02:10	62.8	↑1.4
2/15 02:20	64.2	↑1.4
2/15 02:30	65.7	↑1.5
2/15 02:40	67.3	↑1.6
2/15 02:50	68.9	↑1.6
2/15 03:00	70.6	↑1.7
2/15 03:10	72.4	↑1.8
2/15 03:20	74.2	↑1.8
2/15 03:30	76.0	↑1.8
2/15 03:40	77.8	↑1.8
2/15 03:50	79.7	↑1.9
2/15 04:00	81.6	↑1.9
2/15 04:10	83.4	↑1.8
2/15 04:20	85.3	↑1.9
2/15 04:30	87.1	↑1.8
2/15 04:40	88.9	↑1.8
2/15 04:50	90.6	↑1.7
2/15 05:00	92.3	↑1.7
2/15 05:10	94.0	↑1.7
2/15 05:20	95.5	↑1.5
2/15 05:30	97.0	↑1.5
2/15 05:40	98.4	↑1.4
2/15 05:50	99.7	↑1.3
2/15 06:00	100.9	↑1.2
2/15 06:10	102.0	↑1.1
2/15 06:20	103.0	↑1.0
2/15 06:30	103.8	↑0.8
2/15 06:40	104.6	↑0.8
2/15 06:50	105.2	↑0.6
2/15 07:00	105.6	↑0.4
2/15 07:10	106.0	↑0.4
2/15 07:20	106.1	↑0.1	満潮
2/15 07:30	106.2	↑0.1	満潮
2/15 07:40	106.1	↓-0.1
2/15 07:50	105.9	↓-0.2
2/15 08:00	105.5	↓-0.4
2/15 08:10	105.0	↓-0.5
2/15 08:20	104.4	↓-0.6
2/15 08:30	103.6	↓-0.8
2/15 08:40	102.7	↓-0.9
2/15 08:50	101.6	↓-1.1
2/15 09:00	100.5	↓-1.1
2/15 09:10	99.2	↓-1.3
2/15 09:20	97.8	↓-1.4
2/15 09:30	96.3	↓-1.5
2/15 09:40	94.8	↓-1.5
2/15 09:50	93.1	↓-1.7
2/15 10:00	91.4	↓-1.7
2/15 10:10	89.6	↓-1.8
2/15 10:20	87.7	↓-1.9
2/15 10:30	85.8	↓-1.9
2/15 10:40	83.8	↓-2.0
2/15 10:50	81.8	↓-2.0
2/15 11:00	79.8	↓-2.0
2/15 11:10	77.7	↓-2.1	最大潮位差
2/15 11:20	75.7	↓-2.0
2/15 11:30	73.6	↓-2.1	最大潮位差
2/15 11:40	71.6	↓-2.0
2/15 11:50	69.5	↓-2.1	最大潮位差
2/15 12:00	67.5	↓-2.0
2/15 12:10	65.6	↓-1.9
2/15 12:20	63.7	↓-1.9
2/15 12:30	61.8	↓-1.9
2/15 12:40	60.0	↓-1.8
2/15 12:50	58.3	↓-1.7
2/15 13:00	56.6	↓-1.7
2/15 13:10	55.0	↓-1.6
2/15 13:20	53.5	↓-1.5
2/15 13:30	52.0	↓-1.5
2/15 13:40	50.7	↓-1.3
2/15 13:50	49.4	↓-1.3
2/15 14:00	48.3	↓-1.1
2/15 14:10	47.2	↓-1.1
2/15 14:20	46.3	↓-0.9
2/15 14:30	45.4	↓-0.9
2/15 14:40	44.6	↓-0.8
2/15 14:50	43.9	↓-0.7
2/15 15:00	43.4	↓-0.5
2/15 15:10	42.9	↓-0.5
2/15 15:20	42.5	↓-0.4
2/15 15:30	42.2	↓-0.3
2/15 15:40	42.0	↓-0.2
2/15 15:50	41.8	↓-0.2
2/15 16:00	41.8	0	干潮
2/15 16:10	41.8	0
2/15 16:20	41.9	↑0.1
2/15 16:30	42.0	↑0.1
2/15 16:40	42.2	↑0.2
2/15 16:50	42.5	↑0.3
2/15 17:00	42.8	↑0.3
2/15 17:10	43.1	↑0.3
2/15 17:20	43.5	↑0.4
2/15 17:30	43.9	↑0.4
2/15 17:40	44.4	↑0.5
2/15 17:50	44.8	↑0.4
2/15 18:00	45.3	↑0.5
2/15 18:10	45.8	↑0.5
2/15 18:20	46.3	↑0.5
2/15 18:30	46.8	↑0.5
2/15 18:40	47.2	↑0.4
2/15 18:50	47.7	↑0.5
2/15 19:00	48.1	↑0.4
2/15 19:10	48.6	↑0.5
2/15 19:20	49.0	↑0.4
2/15 19:30	49.4	↑0.4
2/15 19:40	49.7	↑0.3
2/15 19:50	50.1	↑0.4
2/15 20:00	50.4	↑0.3
2/15 20:10	50.6	↑0.2
2/15 20:20	50.9	↑0.3
2/15 20:30	51.1	↑0.2
2/15 20:40	51.3	↑0.2
2/15 20:50	51.4	↑0.1
2/15 21:00	51.6	↑0.2
2/15 21:10	51.7	↑0.1
2/15 21:20	51.7	0
2/15 21:30	51.8	↑0.1
2/15 21:40	51.8	0
2/15 21:50	51.8	0
2/15 22:00	51.9	↑0.1	満潮
2/15 22:10	51.9	0
2/15 22:20	51.8	↓-0.1
2/15 22:30	51.8	0	干潮
2/15 22:40	51.8	0
2/15 22:50	51.9	↑0.1
2/15 23:00	51.9	0
2/15 23:10	51.9	0
2/15 23:20	52.0	↑0.1
2/15 23:30	52.1	↑0.1
2/15 23:40	52.2	↑0.1
2/15 23:50	52.4	↑0.2