01 (木)	05:05	10:44	16:39	23:27
	137cm	62cm	148cm	19cm
中潮 出 05:30 入 17:18 出 19:34 入 08:51

苫小牧（北海道）2015年10月01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
10/1 00:00	28.9	↑2.3
10/1 00:10	31.4	↑2.5
10/1 00:20	34.2	↑2.8
10/1 00:30	37.3	↑3.1
10/1 00:40	40.6	↑3.3
10/1 00:50	44.3	↑3.7
10/1 01:00	48.2	↑3.9
10/1 01:10	52.3	↑4.1
10/1 01:20	56.7	↑4.4
10/1 01:30	61.3	↑4.6
10/1 01:40	66.1	↑4.8
10/1 01:50	71.1	↑5.0
10/1 02:00	76.2	↑5.1
10/1 02:10	81.4	↑5.2
10/1 02:20	86.7	↑5.3	最大潮位差
10/1 02:30	91.9	↑5.2
10/1 02:40	97.0	↑5.1
10/1 02:50	102.0	↑5.0
10/1 03:00	106.9	↑4.9
10/1 03:10	111.4	↑4.5
10/1 03:20	115.7	↑4.3
10/1 03:30	119.6	↑3.9
10/1 03:40	123.2	↑3.6
10/1 03:50	126.3	↑3.1
10/1 04:00	129.1	↑2.8
10/1 04:10	131.4	↑2.3
10/1 04:20	133.3	↑1.9
10/1 04:30	134.7	↑1.4
10/1 04:40	135.8	↑1.1
10/1 04:50	136.4	↑0.6
10/1 05:00	136.7	↑0.3	満潮
10/1 05:10	136.7	0
10/1 05:20	136.4	↓-0.3
10/1 05:30	135.7	↓-0.7
10/1 05:40	134.9	↓-0.8
10/1 05:50	133.7	↓-1.2
10/1 06:00	132.4	↓-1.3
10/1 06:10	130.8	↓-1.6
10/1 06:20	129.1	↓-1.7
10/1 06:30	127.1	↓-2.0
10/1 06:40	125.0	↓-2.1
10/1 06:50	122.7	↓-2.3
10/1 07:00	120.2	↓-2.5
10/1 07:10	117.5	↓-2.7
10/1 07:20	114.6	↓-2.9
10/1 07:30	111.5	↓-3.1
10/1 07:40	108.3	↓-3.2
10/1 07:50	104.9	↓-3.4
10/1 08:00	101.4	↓-3.5
10/1 08:10	97.8	↓-3.6
10/1 08:20	94.2	↓-3.6
10/1 08:30	90.6	↓-3.6
10/1 08:40	86.9	↓-3.7
10/1 08:50	83.4	↓-3.5
10/1 09:00	80.0	↓-3.4
10/1 09:10	76.7	↓-3.3
10/1 09:20	73.7	↓-3.0
10/1 09:30	71.0	↓-2.7
10/1 09:40	68.5	↓-2.5
10/1 09:50	66.4	↓-2.1
10/1 10:00	64.6	↓-1.8
10/1 10:10	63.2	↓-1.4
10/1 10:20	62.2	↓-1.0
10/1 10:30	61.5	↓-0.7
10/1 10:40	61.2	↓-0.3	干潮
10/1 10:50	61.3	↑0.1
10/1 11:00	61.7	↑0.4
10/1 11:10	62.4	↑0.7
10/1 11:20	63.3	↑0.9
10/1 11:30	64.6	↑1.3
10/1 11:40	66.0	↑1.4
10/1 11:50	67.7	↑1.7
10/1 12:00	69.6	↑1.9
10/1 12:10	71.6	↑2.0
10/1 12:20	73.8	↑2.2
10/1 12:30	76.2	↑2.4
10/1 12:40	78.8	↑2.6
10/1 12:50	81.5	↑2.7
10/1 13:00	84.4	↑2.9
10/1 13:10	87.4	↑3.0
10/1 13:20	90.6	↑3.2
10/1 13:30	93.9	↑3.3
10/1 13:40	97.4	↑3.5
10/1 13:50	101.0	↑3.6
10/1 14:00	104.8	↑3.8
10/1 14:10	108.6	↑3.8
10/1 14:20	112.5	↑3.9
10/1 14:30	116.4	↑3.9
10/1 14:40	120.2	↑3.8
10/1 14:50	124.0	↑3.8
10/1 15:00	127.6	↑3.6
10/1 15:10	131.1	↑3.5
10/1 15:20	134.3	↑3.2
10/1 15:30	137.3	↑3.0
10/1 15:40	139.9	↑2.6
10/1 15:50	142.2	↑2.3
10/1 16:00	144.1	↑1.9
10/1 16:10	145.5	↑1.4
10/1 16:20	146.5	↑1.0
10/1 16:30	147.1	↑0.6	満潮
10/1 16:40	147.3	↑0.2
10/1 16:50	147.0	↓-0.3
10/1 17:00	146.3	↓-0.7
10/1 17:10	145.3	↓-1.0
10/1 17:20	143.8	↓-1.5
10/1 17:30	142.1	↓-1.7
10/1 17:40	140.0	↓-2.1
10/1 17:50	137.7	↓-2.3
10/1 18:00	135.1	↓-2.6
10/1 18:10	132.3	↓-2.8
10/1 18:20	129.3	↓-3.0
10/1 18:30	126.1	↓-3.2
10/1 18:40	122.7	↓-3.4
10/1 18:50	119.2	↓-3.5
10/1 19:00	115.4	↓-3.8
10/1 19:10	111.5	↓-3.9
10/1 19:20	107.4	↓-4.1
10/1 19:30	103.2	↓-4.2
10/1 19:40	98.8	↓-4.4
10/1 19:50	94.2	↓-4.6
10/1 20:00	89.5	↓-4.7
10/1 20:10	84.6	↓-4.9
10/1 20:20	79.7	↓-4.9
10/1 20:30	74.6	↓-5.1
10/1 20:40	69.6	↓-5.0
10/1 20:50	64.5	↓-5.1
10/1 21:00	59.5	↓-5.0
10/1 21:10	54.6	↓-4.9
10/1 21:20	49.8	↓-4.8
10/1 21:30	45.2	↓-4.6
10/1 21:40	40.9	↓-4.3
10/1 21:50	36.9	↓-4.0
10/1 22:00	33.2	↓-3.7
10/1 22:10	29.9	↓-3.3
10/1 22:20	26.9	↓-3.0
10/1 22:30	24.4	↓-2.5
10/1 22:40	22.3	↓-2.1
10/1 22:50	20.7	↓-1.6
10/1 23:00	19.5	↓-1.2
10/1 23:10	18.6	↓-0.9
10/1 23:20	18.2	↓-0.4	干潮
10/1 23:30	18.2	0
10/1 23:40	18.5	↑0.3
10/1 23:50	19.1	↑0.6