13 (土)	04:33	08:21	15:20	22:47
	66cm	55cm	121cm	26cm
大潮 出 06:24 入 16:49 出 07:30 入 18:11

コイセボイ（北海道）2021年02月13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
2/13 00:00	29.5	↑1.6
2/13 00:10	31.1	↑1.6
2/13 00:20	32.8	↑1.7
2/13 00:30	34.6	↑1.8
2/13 00:40	36.5	↑1.9
2/13 00:50	38.4	↑1.9
2/13 01:00	40.3	↑1.9
2/13 01:10	42.2	↑1.9
2/13 01:20	44.1	↑1.9
2/13 01:30	46.1	↑2.0
2/13 01:40	47.9	↑1.8
2/13 01:50	49.8	↑1.9
2/13 02:00	51.5	↑1.7
2/13 02:10	53.2	↑1.7
2/13 02:20	54.9	↑1.7
2/13 02:30	56.4	↑1.5
2/13 02:40	57.9	↑1.5
2/13 02:50	59.2	↑1.3
2/13 03:00	60.4	↑1.2
2/13 03:10	61.5	↑1.1
2/13 03:20	62.5	↑1.0
2/13 03:30	63.4	↑0.9
2/13 03:40	64.1	↑0.7
2/13 03:50	64.7	↑0.6
2/13 04:00	65.1	↑0.4
2/13 04:10	65.5	↑0.4
2/13 04:20	65.7	↑0.2
2/13 04:30	65.8	↑0.1	満潮
2/13 04:40	65.7	↓-0.1
2/13 04:50	65.6	↓-0.1
2/13 05:00	65.3	↓-0.3
2/13 05:10	65.0	↓-0.3
2/13 05:20	64.5	↓-0.5
2/13 05:30	64.0	↓-0.5
2/13 05:40	63.4	↓-0.6
2/13 05:50	62.8	↓-0.6
2/13 06:00	62.1	↓-0.7
2/13 06:10	61.3	↓-0.8
2/13 06:20	60.6	↓-0.7
2/13 06:30	59.8	↓-0.8
2/13 06:40	59.1	↓-0.7
2/13 06:50	58.3	↓-0.8
2/13 07:00	57.6	↓-0.7
2/13 07:10	56.9	↓-0.7
2/13 07:20	56.3	↓-0.6
2/13 07:30	55.7	↓-0.6
2/13 07:40	55.2	↓-0.5
2/13 07:50	54.9	↓-0.3
2/13 08:00	54.6	↓-0.3
2/13 08:10	54.4	↓-0.2
2/13 08:20	54.3	↓-0.1	干潮
2/13 08:30	54.4	↑0.1
2/13 08:40	54.6	↑0.2
2/13 08:50	54.9	↑0.3
2/13 09:00	55.4	↑0.5
2/13 09:10	56.0	↑0.6
2/13 09:20	56.8	↑0.8
2/13 09:30	57.7	↑0.9
2/13 09:40	58.8	↑1.1
2/13 09:50	60.0	↑1.2
2/13 10:00	61.4	↑1.4
2/13 10:10	62.9	↑1.5
2/13 10:20	64.5	↑1.6
2/13 10:30	66.3	↑1.8
2/13 10:40	68.2	↑1.9
2/13 10:50	70.3	↑2.1
2/13 11:00	72.4	↑2.1
2/13 11:10	74.6	↑2.2
2/13 11:20	76.9	↑2.3
2/13 11:30	79.3	↑2.4
2/13 11:40	81.8	↑2.5
2/13 11:50	84.3	↑2.5
2/13 12:00	86.8	↑2.5
2/13 12:10	89.3	↑2.5
2/13 12:20	91.8	↑2.5
2/13 12:30	94.4	↑2.6
2/13 12:40	96.9	↑2.5
2/13 12:50	99.3	↑2.4
2/13 13:00	101.7	↑2.4
2/13 13:10	104.0	↑2.3
2/13 13:20	106.2	↑2.2
2/13 13:30	108.3	↑2.1
2/13 13:40	110.2	↑1.9
2/13 13:50	112.1	↑1.9
2/13 14:00	113.7	↑1.6
2/13 14:10	115.3	↑1.6
2/13 14:20	116.6	↑1.3
2/13 14:30	117.7	↑1.1
2/13 14:40	118.7	↑1.0
2/13 14:50	119.4	↑0.7
2/13 15:00	120.0	↑0.6
2/13 15:10	120.3	↑0.3	満潮
2/13 15:20	120.4	↑0.1	満潮
2/13 15:30	120.2	↓-0.2
2/13 15:40	119.8	↓-0.4
2/13 15:50	119.2	↓-0.6
2/13 16:00	118.4	↓-0.8
2/13 16:10	117.3	↓-1.1
2/13 16:20	116.1	↓-1.2
2/13 16:30	114.6	↓-1.5
2/13 16:40	112.8	↓-1.8
2/13 16:50	110.9	↓-1.9
2/13 17:00	108.8	↓-2.1
2/13 17:10	106.5	↓-2.3
2/13 17:20	104.0	↓-2.5
2/13 17:30	101.4	↓-2.6
2/13 17:40	98.6	↓-2.8
2/13 17:50	95.7	↓-2.9
2/13 18:00	92.6	↓-3.1
2/13 18:10	89.5	↓-3.1
2/13 18:20	86.3	↓-3.2
2/13 18:30	83.0	↓-3.3
2/13 18:40	79.6	↓-3.4	最大潮位差
2/13 18:50	76.2	↓-3.4	最大潮位差
2/13 19:00	72.8	↓-3.4	最大潮位差
2/13 19:10	69.4	↓-3.4	最大潮位差
2/13 19:20	66.1	↓-3.3
2/13 19:30	62.7	↓-3.4	最大潮位差
2/13 19:40	59.4	↓-3.3
2/13 19:50	56.2	↓-3.2
2/13 20:00	53.1	↓-3.1
2/13 20:10	50.1	↓-3.0
2/13 20:20	47.2	↓-2.9
2/13 20:30	44.4	↓-2.8
2/13 20:40	41.8	↓-2.6
2/13 20:50	39.3	↓-2.5
2/13 21:00	37.0	↓-2.3
2/13 21:10	34.9	↓-2.1
2/13 21:20	33.0	↓-1.9
2/13 21:30	31.3	↓-1.7
2/13 21:40	29.8	↓-1.5
2/13 21:50	28.5	↓-1.3
2/13 22:00	27.4	↓-1.1
2/13 22:10	26.5	↓-0.9
2/13 22:20	25.8	↓-0.7
2/13 22:30	25.4	↓-0.4
2/13 22:40	25.2	↓-0.2	干潮
2/13 22:50	25.1	↓-0.1
2/13 23:00	25.3	↑0.2
2/13 23:10	25.7	↑0.4
2/13 23:20	26.3	↑0.6
2/13 23:30	27.0	↑0.7
2/13 23:40	27.9	↑0.9
2/13 23:50	29.0	↑1.1