11 (水)	05:05	09:35	15:07	22:20
	127cm	89cm	142cm	5cm
大潮 出 06:53 入 16:02 出 17:13 入 07:37

苫小牧（北海道）2030年12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
12/11 00:00	30.2	↑3.8
12/11 00:10	34.2	↑4.0
12/11 00:20	38.4	↑4.2
12/11 00:30	42.9	↑4.5
12/11 00:40	47.6	↑4.7
12/11 00:50	52.4	↑4.8
12/11 01:00	57.4	↑5.0
12/11 01:10	62.4	↑5.0
12/11 01:20	67.5	↑5.1	最大潮位差
12/11 01:30	72.6	↑5.1	最大潮位差
12/11 01:40	77.6	↑5.0
12/11 01:50	82.4	↑4.8
12/11 02:00	87.1	↑4.7
12/11 02:10	91.6	↑4.5
12/11 02:20	95.9	↑4.3
12/11 02:30	99.9	↑4.0
12/11 02:40	103.6	↑3.7
12/11 02:50	107.0	↑3.4
12/11 03:00	110.0	↑3.0
12/11 03:10	112.8	↑2.8
12/11 03:20	115.3	↑2.5
12/11 03:30	117.4	↑2.1
12/11 03:40	119.3	↑1.9
12/11 03:50	121.0	↑1.7
12/11 04:00	122.3	↑1.3
12/11 04:10	123.5	↑1.2
12/11 04:20	124.4	↑0.9
12/11 04:30	125.2	↑0.8
12/11 04:40	125.7	↑0.5
12/11 04:50	126.1	↑0.4
12/11 05:00	126.2	↑0.1	満潮
12/11 05:10	126.2	0
12/11 05:20	126.0	↓-0.2
12/11 05:30	125.6	↓-0.4
12/11 05:40	125.0	↓-0.6
12/11 05:50	124.2	↓-0.8
12/11 06:00	123.2	↓-1.0
12/11 06:10	121.9	↓-1.3
12/11 06:20	120.5	↓-1.4
12/11 06:30	118.8	↓-1.7
12/11 06:40	117.0	↓-1.8
12/11 06:50	115.0	↓-2.0
12/11 07:00	112.9	↓-2.1
12/11 07:10	110.7	↓-2.2
12/11 07:20	108.4	↓-2.3
12/11 07:30	106.1	↓-2.3
12/11 07:40	103.8	↓-2.3
12/11 07:50	101.5	↓-2.3
12/11 08:00	99.4	↓-2.1
12/11 08:10	97.4	↓-2.0
12/11 08:20	95.5	↓-1.9
12/11 08:30	93.9	↓-1.6
12/11 08:40	92.5	↓-1.4
12/11 08:50	91.3	↓-1.2
12/11 09:00	90.3	↓-1.0
12/11 09:10	89.6	↓-0.7
12/11 09:20	89.2	↓-0.4
12/11 09:30	89.0	↓-0.2	干潮
12/11 09:40	89.0	0
12/11 09:50	89.2	↑0.2
12/11 10:00	89.6	↑0.4
12/11 10:10	90.2	↑0.6
12/11 10:20	91.0	↑0.8
12/11 10:30	91.9	↑0.9
12/11 10:40	92.9	↑1.0
12/11 10:50	94.0	↑1.1
12/11 11:00	95.2	↑1.2
12/11 11:10	96.6	↑1.4
12/11 11:20	98.0	↑1.4
12/11 11:30	99.6	↑1.6
12/11 11:40	101.3	↑1.7
12/11 11:50	103.1	↑1.8
12/11 12:00	105.1	↑2.0
12/11 12:10	107.1	↑2.0
12/11 12:20	109.3	↑2.2
12/11 12:30	111.7	↑2.4
12/11 12:40	114.1	↑2.4
12/11 12:50	116.6	↑2.5
12/11 13:00	119.2	↑2.6
12/11 13:10	121.8	↑2.6
12/11 13:20	124.5	↑2.7
12/11 13:30	127.0	↑2.5
12/11 13:40	129.6	↑2.6
12/11 13:50	131.9	↑2.3
12/11 14:00	134.1	↑2.2
12/11 14:10	136.1	↑2.0
12/11 14:20	137.9	↑1.8
12/11 14:30	139.3	↑1.4
12/11 14:40	140.5	↑1.2
12/11 14:50	141.2	↑0.7
12/11 15:00	141.7	↑0.5	満潮
12/11 15:10	141.7	0
12/11 15:20	141.4	↓-0.3
12/11 15:30	140.7	↓-0.7
12/11 15:40	139.7	↓-1.0
12/11 15:50	138.3	↓-1.4
12/11 16:00	136.6	↓-1.7
12/11 16:10	134.7	↓-1.9
12/11 16:20	132.4	↓-2.3
12/11 16:30	130.0	↓-2.4
12/11 16:40	127.3	↓-2.7
12/11 16:50	124.3	↓-3.0
12/11 17:00	121.3	↓-3.0
12/11 17:10	118.0	↓-3.3
12/11 17:20	114.5	↓-3.5
12/11 17:30	110.9	↓-3.6
12/11 17:40	107.2	↓-3.7
12/11 17:50	103.2	↓-4.0
12/11 18:00	99.1	↓-4.1
12/11 18:10	94.8	↓-4.3
12/11 18:20	90.4	↓-4.4
12/11 18:30	85.8	↓-4.6
12/11 18:40	81.1	↓-4.7
12/11 18:50	76.2	↓-4.9
12/11 19:00	71.2	↓-5.0
12/11 19:10	66.1	↓-5.1	最大潮位差
12/11 19:20	61.0	↓-5.1	最大潮位差
12/11 19:30	55.9	↓-5.1	最大潮位差
12/11 19:40	50.8	↓-5.1	最大潮位差
12/11 19:50	45.7	↓-5.1	最大潮位差
12/11 20:00	40.8	↓-4.9
12/11 20:10	36.0	↓-4.8
12/11 20:20	31.5	↓-4.5
12/11 20:30	27.2	↓-4.3
12/11 20:40	23.2	↓-4.0
12/11 20:50	19.5	↓-3.7
12/11 21:00	16.2	↓-3.3
12/11 21:10	13.3	↓-2.9
12/11 21:20	10.8	↓-2.5
12/11 21:30	8.8	↓-2.0
12/11 21:40	7.1	↓-1.7
12/11 21:50	5.8	↓-1.3
12/11 22:00	4.9	↓-0.9
12/11 22:10	4.4	↓-0.5	干潮
12/11 22:20	4.2	↓-0.2	干潮
12/11 22:30	4.4	↑0.2
12/11 22:40	4.9	↑0.5
12/11 22:50	5.8	↑0.9
12/11 23:00	6.9	↑1.1
12/11 23:10	8.3	↑1.4
12/11 23:20	10.0	↑1.7
12/11 23:30	11.9	↑1.9
12/11 23:40	14.1	↑2.2
12/11 23:50	16.6	↑2.5