11 (木)	04:30	08:55	14:18	21:46
	126cm	91cm	145cm	7cm
大潮 出 06:36 入 17:02 出 06:35 入 16:11

苫小牧（北海道）2021年02月11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
2/11 00:00	50.6	↑4.4
2/11 00:10	55.1	↑4.5
2/11 00:20	59.7	↑4.6
2/11 00:30	64.3	↑4.6
2/11 00:40	68.8	↑4.5
2/11 00:50	73.3	↑4.5
2/11 01:00	77.6	↑4.3
2/11 01:10	81.9	↑4.3
2/11 01:20	86.0	↑4.1
2/11 01:30	89.9	↑3.9
2/11 01:40	93.6	↑3.7
2/11 01:50	97.1	↑3.5
2/11 02:00	100.5	↑3.4
2/11 02:10	103.6	↑3.1
2/11 02:20	106.5	↑2.9
2/11 02:30	109.2	↑2.7
2/11 02:40	111.7	↑2.5
2/11 02:50	114.0	↑2.3
2/11 03:00	116.1	↑2.1
2/11 03:10	118.0	↑1.9
2/11 03:20	119.7	↑1.7
2/11 03:30	121.2	↑1.5
2/11 03:40	122.5	↑1.3
2/11 03:50	123.6	↑1.1
2/11 04:00	124.4	↑0.8
2/11 04:10	125.0	↑0.6
2/11 04:20	125.4	↑0.4	満潮
2/11 04:30	125.5	↑0.1	満潮
2/11 04:40	125.3	↓-0.2
2/11 04:50	124.9	↓-0.4
2/11 05:00	124.2	↓-0.7
2/11 05:10	123.2	↓-1.0
2/11 05:20	122.1	↓-1.1
2/11 05:30	120.6	↓-1.5
2/11 05:40	119.0	↓-1.6
2/11 05:50	117.2	↓-1.8
2/11 06:00	115.3	↓-1.9
2/11 06:10	113.2	↓-2.1
2/11 06:20	111.1	↓-2.1
2/11 06:30	109.0	↓-2.1
2/11 06:40	106.8	↓-2.2
2/11 06:50	104.7	↓-2.1
2/11 07:00	102.6	↓-2.1
2/11 07:10	100.7	↓-1.9
2/11 07:20	98.8	↓-1.9
2/11 07:30	97.2	↓-1.6
2/11 07:40	95.7	↓-1.5
2/11 07:50	94.4	↓-1.3
2/11 08:00	93.3	↓-1.1
2/11 08:10	92.4	↓-0.9
2/11 08:20	91.6	↓-0.8
2/11 08:30	91.1	↓-0.5
2/11 08:40	90.8	↓-0.3
2/11 08:50	90.6	↓-0.2	干潮
2/11 09:00	90.6	0
2/11 09:10	90.8	↑0.2
2/11 09:20	91.2	↑0.4
2/11 09:30	91.7	↑0.5
2/11 09:40	92.4	↑0.7
2/11 09:50	93.2	↑0.8
2/11 10:00	94.2	↑1.0
2/11 10:10	95.4	↑1.2
2/11 10:20	96.8	↑1.4
2/11 10:30	98.3	↑1.5
2/11 10:40	100.1	↑1.8
2/11 10:50	102.0	↑1.9
2/11 11:00	104.0	↑2.0
2/11 11:10	106.3	↑2.3
2/11 11:20	108.7	↑2.4
2/11 11:30	111.2	↑2.5
2/11 11:40	113.9	↑2.7
2/11 11:50	116.6	↑2.7
2/11 12:00	119.4	↑2.8
2/11 12:10	122.3	↑2.9
2/11 12:20	125.1	↑2.8
2/11 12:30	127.8	↑2.7
2/11 12:40	130.5	↑2.7
2/11 12:50	133.0	↑2.5
2/11 13:00	135.3	↑2.3
2/11 13:10	137.5	↑2.2
2/11 13:20	139.4	↑1.9
2/11 13:30	141.0	↑1.6
2/11 13:40	142.3	↑1.3
2/11 13:50	143.3	↑1.0
2/11 14:00	144.0	↑0.7
2/11 14:10	144.4	↑0.4	満潮
2/11 14:20	144.5	↑0.1
2/11 14:30	144.2	↓-0.3
2/11 14:40	143.6	↓-0.6
2/11 14:50	142.8	↓-0.8
2/11 15:00	141.6	↓-1.2
2/11 15:10	140.2	↓-1.4
2/11 15:20	138.6	↓-1.6
2/11 15:30	136.6	↓-2.0
2/11 15:40	134.5	↓-2.1
2/11 15:50	132.1	↓-2.4
2/11 16:00	129.5	↓-2.6
2/11 16:10	126.6	↓-2.9
2/11 16:20	123.5	↓-3.1
2/11 16:30	120.2	↓-3.3
2/11 16:40	116.7	↓-3.5
2/11 16:50	112.9	↓-3.8
2/11 17:00	108.9	↓-4.0
2/11 17:10	104.7	↓-4.2
2/11 17:20	100.3	↓-4.4
2/11 17:30	95.6	↓-4.7
2/11 17:40	90.8	↓-4.8
2/11 17:50	85.9	↓-4.9
2/11 18:00	80.8	↓-5.1
2/11 18:10	75.6	↓-5.2
2/11 18:20	70.4	↓-5.2
2/11 18:30	65.1	↓-5.3	最大潮位差
2/11 18:40	59.9	↓-5.2
2/11 18:50	54.8	↓-5.1
2/11 19:00	49.7	↓-5.1
2/11 19:10	44.9	↓-4.8
2/11 19:20	40.2	↓-4.7
2/11 19:30	35.8	↓-4.4
2/11 19:40	31.6	↓-4.2
2/11 19:50	27.7	↓-3.9
2/11 20:00	24.2	↓-3.5
2/11 20:10	21.0	↓-3.2
2/11 20:20	18.1	↓-2.9
2/11 20:30	15.5	↓-2.6
2/11 20:40	13.3	↓-2.2
2/11 20:50	11.4	↓-1.9
2/11 21:00	9.9	↓-1.5
2/11 21:10	8.6	↓-1.3
2/11 21:20	7.7	↓-0.9
2/11 21:30	7.1	↓-0.6
2/11 21:40	6.8	↓-0.3	干潮
2/11 21:50	6.9	↑0.1
2/11 22:00	7.2	↑0.3
2/11 22:10	7.8	↑0.6
2/11 22:20	8.7	↑0.9
2/11 22:30	10.0	↑1.3
2/11 22:40	11.5	↑1.5
2/11 22:50	13.4	↑1.9
2/11 23:00	15.6	↑2.2
2/11 23:10	18.2	↑2.6
2/11 23:20	21.0	↑2.8
2/11 23:30	24.2	↑3.2
2/11 23:40	27.7	↑3.5
2/11 23:50	31.5	↑3.8