11 (火)	06:35	11:08	16:35	23:40
	124cm	89cm	139cm	14cm
中潮 出 06:53 入 16:02 出 09:48 入 19:28

苫小牧（北海道）2018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	12.0	↑1.4
12/11 00:10	13.6	↑1.6
12/11 00:20	15.4	↑1.8
12/11 00:30	17.5	↑2.1
12/11 00:40	19.8	↑2.3
12/11 00:50	22.3	↑2.5
12/11 01:00	25.0	↑2.7
12/11 01:10	28.0	↑3.0
12/11 01:20	31.2	↑3.2
12/11 01:30	34.6	↑3.4
12/11 01:40	38.2	↑3.6
12/11 01:50	42.1	↑3.9
12/11 02:00	46.2	↑4.1
12/11 02:10	50.4	↑4.2
12/11 02:20	54.9	↑4.5
12/11 02:30	59.4	↑4.5
12/11 02:40	64.1	↑4.7	最大潮位差
12/11 02:50	68.8	↑4.7	最大潮位差
12/11 03:00	73.5	↑4.7	最大潮位差
12/11 03:10	78.1	↑4.6
12/11 03:20	82.7	↑4.6
12/11 03:30	87.2	↑4.5
12/11 03:40	91.4	↑4.2
12/11 03:50	95.5	↑4.1
12/11 04:00	99.3	↑3.8
12/11 04:10	102.8	↑3.5
12/11 04:20	106.0	↑3.2
12/11 04:30	108.9	↑2.9
12/11 04:40	111.5	↑2.6
12/11 04:50	113.8	↑2.3
12/11 05:00	115.8	↑2.0
12/11 05:10	117.5	↑1.7
12/11 05:20	118.9	↑1.4
12/11 05:30	120.1	↑1.2
12/11 05:40	121.1	↑1.0
12/11 05:50	121.8	↑0.7
12/11 06:00	122.4	↑0.6
12/11 06:10	122.9	↑0.5
12/11 06:20	123.1	↑0.2
12/11 06:30	123.3	↑0.2	満潮
12/11 06:40	123.2	↓-0.1
12/11 06:50	123.1	↓-0.1
12/11 07:00	122.8	↓-0.3
12/11 07:10	122.3	↓-0.5
12/11 07:20	121.6	↓-0.7
12/11 07:30	120.8	↓-0.8
12/11 07:40	119.8	↓-1.0
12/11 07:50	118.7	↓-1.1
12/11 08:00	117.3	↓-1.4
12/11 08:10	115.8	↓-1.5
12/11 08:20	114.1	↓-1.7
12/11 08:30	112.2	↓-1.9
12/11 08:40	110.3	↓-1.9
12/11 08:50	108.2	↓-2.1
12/11 09:00	106.1	↓-2.1
12/11 09:10	103.9	↓-2.2
12/11 09:20	101.7	↓-2.2
12/11 09:30	99.6	↓-2.1
12/11 09:40	97.6	↓-2.0
12/11 09:50	95.8	↓-1.8
12/11 10:00	94.1	↓-1.7
12/11 10:10	92.6	↓-1.5
12/11 10:20	91.3	↓-1.3
12/11 10:30	90.2	↓-1.1
12/11 10:40	89.4	↓-0.8
12/11 10:50	88.9	↓-0.5
12/11 11:00	88.6	↓-0.3	干潮
12/11 11:10	88.5	↓-0.1
12/11 11:20	88.7	↑0.2
12/11 11:30	89.1	↑0.4
12/11 11:40	89.7	↑0.6
12/11 11:50	90.4	↑0.7
12/11 12:00	91.3	↑0.9
12/11 12:10	92.3	↑1.0
12/11 12:20	93.5	↑1.2
12/11 12:30	94.7	↑1.2
12/11 12:40	96.1	↑1.4
12/11 12:50	97.5	↑1.4
12/11 13:00	99.1	↑1.6
12/11 13:10	100.7	↑1.6
12/11 13:20	102.5	↑1.8
12/11 13:30	104.3	↑1.8
12/11 13:40	106.2	↑1.9
12/11 13:50	108.3	↑2.1
12/11 14:00	110.4	↑2.1
12/11 14:10	112.7	↑2.3
12/11 14:20	115.0	↑2.3
12/11 14:30	117.4	↑2.4
12/11 14:40	119.8	↑2.4
12/11 14:50	122.3	↑2.5
12/11 15:00	124.7	↑2.4
12/11 15:10	127.1	↑2.4
12/11 15:20	129.3	↑2.2
12/11 15:30	131.5	↑2.2
12/11 15:40	133.4	↑1.9
12/11 15:50	135.0	↑1.6
12/11 16:00	136.4	↑1.4
12/11 16:10	137.5	↑1.1
12/11 16:20	138.2	↑0.7
12/11 16:30	138.6	↑0.4	満潮
12/11 16:40	138.6	0
12/11 16:50	138.1	↓-0.5
12/11 17:00	137.4	↓-0.7
12/11 17:10	136.2	↓-1.2
12/11 17:20	134.7	↓-1.5
12/11 17:30	132.8	↓-1.9
12/11 17:40	130.6	↓-2.2
12/11 17:50	128.2	↓-2.4
12/11 18:00	125.4	↓-2.8
12/11 18:10	122.5	↓-2.9
12/11 18:20	119.4	↓-3.1
12/11 18:30	116.1	↓-3.3
12/11 18:40	112.7	↓-3.4
12/11 18:50	109.2	↓-3.5
12/11 19:00	105.6	↓-3.6
12/11 19:10	101.8	↓-3.8
12/11 19:20	98.0	↓-3.8
12/11 19:30	94.1	↓-3.9
12/11 19:40	90.1	↓-4.0
12/11 19:50	86.0	↓-4.1
12/11 20:00	81.8	↓-4.2
12/11 20:10	77.6	↓-4.2
12/11 20:20	73.3	↓-4.3
12/11 20:30	68.9	↓-4.4
12/11 20:40	64.5	↓-4.4
12/11 20:50	60.1	↓-4.4
12/11 21:00	55.7	↓-4.4
12/11 21:10	51.3	↓-4.4
12/11 21:20	47.0	↓-4.3
12/11 21:30	42.8	↓-4.2
12/11 21:40	38.7	↓-4.1
12/11 21:50	34.9	↓-3.8
12/11 22:00	31.3	↓-3.6
12/11 22:10	27.9	↓-3.4
12/11 22:20	24.9	↓-3.0
12/11 22:30	22.2	↓-2.7
12/11 22:40	19.8	↓-2.4
12/11 22:50	17.8	↓-2.0
12/11 23:00	16.2	↓-1.6
12/11 23:10	15.0	↓-1.2
12/11 23:20	14.2	↓-0.8
12/11 23:30	13.7	↓-0.5	干潮
12/11 23:40	13.5	↓-0.2	干潮
12/11 23:50	13.7	↑0.2