19 (金)	04:01	07:31	14:31	22:05
	66cm	57cm	118cm	23cm
大潮 出 06:15 入 16:56 出 16:19 入 06:06

コイセボイ（北海道）2038年02月19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
2/19 00:00	36.3	↑1.7
2/19 00:10	38.1	↑1.8
2/19 00:20	40.0	↑1.9
2/19 00:30	41.8	↑1.8
2/19 00:40	43.7	↑1.9
2/19 00:50	45.5	↑1.8
2/19 01:00	47.3	↑1.8
2/19 01:10	49.1	↑1.8
2/19 01:20	50.8	↑1.7
2/19 01:30	52.4	↑1.6
2/19 01:40	54.0	↑1.6
2/19 01:50	55.5	↑1.5
2/19 02:00	56.9	↑1.4
2/19 02:10	58.2	↑1.3
2/19 02:20	59.4	↑1.2
2/19 02:30	60.5	↑1.1
2/19 02:40	61.5	↑1.0
2/19 02:50	62.3	↑0.8
2/19 03:00	63.1	↑0.8
2/19 03:10	63.7	↑0.6
2/19 03:20	64.2	↑0.5
2/19 03:30	64.6	↑0.4
2/19 03:40	64.8	↑0.2
2/19 03:50	65.0	↑0.2
2/19 04:00	65.1	↑0.1	満潮
2/19 04:10	65.0	↓-0.1
2/19 04:20	64.9	↓-0.1
2/19 04:30	64.6	↓-0.3
2/19 04:40	64.3	↓-0.3
2/19 04:50	63.9	↓-0.4
2/19 05:00	63.5	↓-0.4
2/19 05:10	63.0	↓-0.5
2/19 05:20	62.4	↓-0.6
2/19 05:30	61.8	↓-0.6
2/19 05:40	61.2	↓-0.6
2/19 05:50	60.6	↓-0.6
2/19 06:00	60.1	↓-0.5
2/19 06:10	59.5	↓-0.6
2/19 06:20	58.9	↓-0.6
2/19 06:30	58.4	↓-0.5
2/19 06:40	57.9	↓-0.5
2/19 06:50	57.5	↓-0.4
2/19 07:00	57.2	↓-0.3
2/19 07:10	57.0	↓-0.2
2/19 07:20	56.8	↓-0.2
2/19 07:30	56.8	0	干潮
2/19 07:40	56.8	0
2/19 07:50	57.0	↑0.2
2/19 08:00	57.3	↑0.3
2/19 08:10	57.7	↑0.4
2/19 08:20	58.2	↑0.5
2/19 08:30	58.9	↑0.7
2/19 08:40	59.7	↑0.8
2/19 08:50	60.7	↑1.0
2/19 09:00	61.8	↑1.1
2/19 09:10	63.0	↑1.2
2/19 09:20	64.3	↑1.3
2/19 09:30	65.8	↑1.5
2/19 09:40	67.4	↑1.6
2/19 09:50	69.1	↑1.7
2/19 10:00	71.0	↑1.9
2/19 10:10	72.9	↑1.9
2/19 10:20	74.9	↑2.0
2/19 10:30	77.0	↑2.1
2/19 10:40	79.2	↑2.2
2/19 10:50	81.4	↑2.2
2/19 11:00	83.7	↑2.3
2/19 11:10	86.0	↑2.3
2/19 11:20	88.3	↑2.3
2/19 11:30	90.7	↑2.4
2/19 11:40	93.0	↑2.3
2/19 11:50	95.3	↑2.3
2/19 12:00	97.6	↑2.3
2/19 12:10	99.8	↑2.2
2/19 12:20	101.9	↑2.1
2/19 12:30	104.0	↑2.1
2/19 12:40	106.0	↑2.0
2/19 12:50	107.8	↑1.8
2/19 13:00	109.5	↑1.7
2/19 13:10	111.1	↑1.6
2/19 13:20	112.6	↑1.5
2/19 13:30	113.8	↑1.2
2/19 13:40	114.9	↑1.1
2/19 13:50	115.9	↑1.0
2/19 14:00	116.6	↑0.7
2/19 14:10	117.1	↑0.5
2/19 14:20	117.4	↑0.3
2/19 14:30	117.6	↑0.2	満潮
2/19 14:40	117.5	↓-0.1
2/19 14:50	117.1	↓-0.4
2/19 15:00	116.6	↓-0.5
2/19 15:10	115.8	↓-0.8
2/19 15:20	114.9	↓-0.9
2/19 15:30	113.7	↓-1.2
2/19 15:40	112.3	↓-1.4
2/19 15:50	110.7	↓-1.6
2/19 16:00	108.9	↓-1.8
2/19 16:10	106.9	↓-2.0
2/19 16:20	104.7	↓-2.2
2/19 16:30	102.3	↓-2.4
2/19 16:40	99.8	↓-2.5
2/19 16:50	97.1	↓-2.7
2/19 17:00	94.3	↓-2.8
2/19 17:10	91.4	↓-2.9
2/19 17:20	88.3	↓-3.1
2/19 17:30	85.2	↓-3.1
2/19 17:40	82.0	↓-3.2
2/19 17:50	78.7	↓-3.3
2/19 18:00	75.4	↓-3.3
2/19 18:10	72.1	↓-3.3
2/19 18:20	68.7	↓-3.4	最大潮位差
2/19 18:30	65.4	↓-3.3
2/19 18:40	62.1	↓-3.3
2/19 18:50	58.8	↓-3.3
2/19 19:00	55.6	↓-3.2
2/19 19:10	52.5	↓-3.1
2/19 19:20	49.4	↓-3.1
2/19 19:30	46.5	↓-2.9
2/19 19:40	43.7	↓-2.8
2/19 19:50	41.0	↓-2.7
2/19 20:00	38.4	↓-2.6
2/19 20:10	36.1	↓-2.3
2/19 20:20	33.9	↓-2.2
2/19 20:30	31.8	↓-2.1
2/19 20:40	30.0	↓-1.8
2/19 20:50	28.4	↓-1.6
2/19 21:00	26.9	↓-1.5
2/19 21:10	25.7	↓-1.2
2/19 21:20	24.7	↓-1.0
2/19 21:30	23.8	↓-0.9
2/19 21:40	23.2	↓-0.6
2/19 21:50	22.8	↓-0.4
2/19 22:00	22.6	↓-0.2	干潮
2/19 22:10	22.7	↑0.1
2/19 22:20	22.9	↑0.2
2/19 22:30	23.3	↑0.4
2/19 22:40	23.9	↑0.6
2/19 22:50	24.6	↑0.7
2/19 23:00	25.6	↑1.0
2/19 23:10	26.7	↑1.1
2/19 23:20	27.9	↑1.2
2/19 23:30	29.3	↑1.4
2/19 23:40	30.8	↑1.5
2/19 23:50	32.4	↑1.6