10 (水)	04:02	08:05	13:23	21:08
	123cm	100cm	140cm	8cm
大潮 出 06:38 入 17:00 出 05:52 入 15:02

苫小牧（北海道）2021年02月10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
2/10 00:00	67.4	↑4.0
2/10 00:10	71.4	↑4.0
2/10 00:20	75.3	↑3.9
2/10 00:30	79.2	↑3.9
2/10 00:40	82.9	↑3.7
2/10 00:50	86.4	↑3.5
2/10 01:00	89.9	↑3.5
2/10 01:10	93.2	↑3.3
2/10 01:20	96.3	↑3.1
2/10 01:30	99.2	↑2.9
2/10 01:40	102.0	↑2.8
2/10 01:50	104.6	↑2.6
2/10 02:00	107.1	↑2.5
2/10 02:10	109.4	↑2.3
2/10 02:20	111.5	↑2.1
2/10 02:30	113.4	↑1.9
2/10 02:40	115.2	↑1.8
2/10 02:50	116.8	↑1.6
2/10 03:00	118.2	↑1.4
2/10 03:10	119.4	↑1.2
2/10 03:20	120.4	↑1.0
2/10 03:30	121.2	↑0.8
2/10 03:40	121.8	↑0.6
2/10 03:50	122.2	↑0.4
2/10 04:00	122.3	↑0.1	満潮
2/10 04:10	122.3	0
2/10 04:20	122.0	↓-0.3
2/10 04:30	121.4	↓-0.6
2/10 04:40	120.7	↓-0.7
2/10 04:50	119.8	↓-0.9
2/10 05:00	118.7	↓-1.1
2/10 05:10	117.5	↓-1.2
2/10 05:20	116.2	↓-1.3
2/10 05:30	114.7	↓-1.5
2/10 05:40	113.2	↓-1.5
2/10 05:50	111.7	↓-1.5
2/10 06:00	110.1	↓-1.6
2/10 06:10	108.6	↓-1.5
2/10 06:20	107.2	↓-1.4
2/10 06:30	105.8	↓-1.4
2/10 06:40	104.5	↓-1.3
2/10 06:50	103.3	↓-1.2
2/10 07:00	102.3	↓-1.0
2/10 07:10	101.4	↓-0.9
2/10 07:20	100.7	↓-0.7
2/10 07:30	100.1	↓-0.6
2/10 07:40	99.7	↓-0.4
2/10 07:50	99.4	↓-0.3
2/10 08:00	99.3	↓-0.1	干潮
2/10 08:10	99.3	0
2/10 08:20	99.5	↑0.2
2/10 08:30	99.8	↑0.3
2/10 08:40	100.2	↑0.4
2/10 08:50	100.7	↑0.5
2/10 09:00	101.4	↑0.7
2/10 09:10	102.2	↑0.8
2/10 09:20	103.1	↑0.9
2/10 09:30	104.1	↑1.0
2/10 09:40	105.3	↑1.2
2/10 09:50	106.6	↑1.3
2/10 10:00	108.0	↑1.4
2/10 10:10	109.5	↑1.5
2/10 10:20	111.2	↑1.7
2/10 10:30	113.0	↑1.8
2/10 10:40	114.9	↑1.9
2/10 10:50	116.9	↑2.0
2/10 11:00	118.9	↑2.0
2/10 11:10	121.1	↑2.2
2/10 11:20	123.2	↑2.1
2/10 11:30	125.3	↑2.1
2/10 11:40	127.4	↑2.1
2/10 11:50	129.4	↑2.0
2/10 12:00	131.3	↑1.9
2/10 12:10	133.1	↑1.8
2/10 12:20	134.8	↑1.7
2/10 12:30	136.2	↑1.4
2/10 12:40	137.4	↑1.2
2/10 12:50	138.4	↑1.0
2/10 13:00	139.1	↑0.7
2/10 13:10	139.6	↑0.5
2/10 13:20	139.8	↑0.2	満潮
2/10 13:30	139.7	↓-0.1
2/10 13:40	139.4	↓-0.3
2/10 13:50	138.8	↓-0.6
2/10 14:00	137.9	↓-0.9
2/10 14:10	136.8	↓-1.1
2/10 14:20	135.4	↓-1.4
2/10 14:30	133.9	↓-1.5
2/10 14:40	132.1	↓-1.8
2/10 14:50	130.0	↓-2.1
2/10 15:00	127.8	↓-2.2
2/10 15:10	125.4	↓-2.4
2/10 15:20	122.8	↓-2.6
2/10 15:30	120.0	↓-2.8
2/10 15:40	116.9	↓-3.1
2/10 15:50	113.7	↓-3.2
2/10 16:00	110.3	↓-3.4
2/10 16:10	106.7	↓-3.6
2/10 16:20	102.9	↓-3.8
2/10 16:30	98.9	↓-4.0
2/10 16:40	94.7	↓-4.2
2/10 16:50	90.4	↓-4.3
2/10 17:00	85.9	↓-4.5
2/10 17:10	81.3	↓-4.6
2/10 17:20	76.6	↓-4.7
2/10 17:30	71.8	↓-4.8
2/10 17:40	67.0	↓-4.8
2/10 17:50	62.1	↓-4.9	最大潮位差
2/10 18:00	57.3	↓-4.8
2/10 18:10	52.6	↓-4.7
2/10 18:20	48.0	↓-4.6
2/10 18:30	43.5	↓-4.5
2/10 18:40	39.2	↓-4.3
2/10 18:50	35.2	↓-4.0
2/10 19:00	31.3	↓-3.9
2/10 19:10	27.7	↓-3.6
2/10 19:20	24.4	↓-3.3
2/10 19:30	21.4	↓-3.0
2/10 19:40	18.7	↓-2.7
2/10 19:50	16.3	↓-2.4
2/10 20:00	14.2	↓-2.1
2/10 20:10	12.4	↓-1.8
2/10 20:20	10.9	↓-1.5
2/10 20:30	9.7	↓-1.2
2/10 20:40	8.8	↓-0.9
2/10 20:50	8.1	↓-0.7
2/10 21:00	7.8	↓-0.3	干潮
2/10 21:10	7.7	↓-0.1
2/10 21:20	8.0	↑0.3
2/10 21:30	8.5	↑0.5
2/10 21:40	9.3	↑0.8
2/10 21:50	10.4	↑1.1
2/10 22:00	11.8	↑1.4
2/10 22:10	13.5	↑1.7
2/10 22:20	15.5	↑2.0
2/10 22:30	17.8	↑2.3
2/10 22:40	20.5	↑2.7
2/10 22:50	23.4	↑2.9
2/10 23:00	26.6	↑3.2
2/10 23:10	30.1	↑3.5
2/10 23:20	33.8	↑3.7
2/10 23:30	37.7	↑3.9
2/10 23:40	41.9	↑4.2
2/10 23:50	46.2	↑4.3