1 (土)	05:51	11:00	16:48	23:51
	127cm	77cm	153cm	14cm
中潮 出 05:30 入 17:18 出 10:03 入 19:31

苫小牧（北海道）2011年10月1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	15.5	↑1.6
10/1 00:10	17.3	↑1.8
10/1 00:20	19.4	↑2.1
10/1 00:30	21.8	↑2.4
10/1 00:40	24.4	↑2.6
10/1 00:50	27.2	↑2.8
10/1 01:00	30.3	↑3.1
10/1 01:10	33.6	↑3.3
10/1 01:20	37.2	↑3.6
10/1 01:30	41.0	↑3.8
10/1 01:40	45.0	↑4.0
10/1 01:50	49.2	↑4.2
10/1 02:00	53.6	↑4.4
10/1 02:10	58.2	↑4.6
10/1 02:20	62.9	↑4.7
10/1 02:30	67.7	↑4.8
10/1 02:40	72.6	↑4.9
10/1 02:50	77.5	↑4.9
10/1 03:00	82.4	↑4.9
10/1 03:10	87.3	↑4.9
10/1 03:20	91.9	↑4.6
10/1 03:30	96.5	↑4.6
10/1 03:40	100.8	↑4.3
10/1 03:50	104.8	↑4.0
10/1 04:00	108.5	↑3.7
10/1 04:10	112.0	↑3.5
10/1 04:20	115.0	↑3.0
10/1 04:30	117.7	↑2.7
10/1 04:40	120.0	↑2.3
10/1 04:50	122.0	↑2.0
10/1 05:00	123.6	↑1.6
10/1 05:10	124.9	↑1.3
10/1 05:20	125.8	↑0.9
10/1 05:30	126.5	↑0.7
10/1 05:40	126.8	↑0.3
10/1 05:50	126.9	↑0.1	満潮
10/1 06:00	126.8	↓-0.1
10/1 06:10	126.5	↓-0.3
10/1 06:20	126.0	↓-0.5
10/1 06:30	125.3	↓-0.7
10/1 06:40	124.4	↓-0.9
10/1 06:50	123.4	↓-1.0
10/1 07:00	122.2	↓-1.2
10/1 07:10	120.9	↓-1.3
10/1 07:20	119.3	↓-1.6
10/1 07:30	117.7	↓-1.6
10/1 07:40	115.8	↓-1.9
10/1 07:50	113.8	↓-2.0
10/1 08:00	111.7	↓-2.1
10/1 08:10	109.3	↓-2.4
10/1 08:20	106.9	↓-2.4
10/1 08:30	104.3	↓-2.6
10/1 08:40	101.7	↓-2.6
10/1 08:50	99.0	↓-2.7
10/1 09:00	96.3	↓-2.7
10/1 09:10	93.6	↓-2.7
10/1 09:20	91.0	↓-2.6
10/1 09:30	88.4	↓-2.6
10/1 09:40	86.1	↓-2.3
10/1 09:50	83.9	↓-2.2
10/1 10:00	81.9	↓-2.0
10/1 10:10	80.2	↓-1.7
10/1 10:20	78.8	↓-1.4
10/1 10:30	77.8	↓-1.0
10/1 10:40	77.0	↓-0.8
10/1 10:50	76.5	↓-0.5	干潮
10/1 11:00	76.4	↓-0.1	干潮
10/1 11:10	76.6	↑0.2
10/1 11:20	77.1	↑0.5
10/1 11:30	77.9	↑0.8
10/1 11:40	78.9	↑1.0
10/1 11:50	80.2	↑1.3
10/1 12:00	81.6	↑1.4
10/1 12:10	83.3	↑1.7
10/1 12:20	85.2	↑1.9
10/1 12:30	87.2	↑2.0
10/1 12:40	89.4	↑2.2
10/1 12:50	91.7	↑2.3
10/1 13:00	94.1	↑2.4
10/1 13:10	96.7	↑2.6
10/1 13:20	99.3	↑2.6
10/1 13:30	102.1	↑2.8
10/1 13:40	105.0	↑2.9
10/1 13:50	108.1	↑3.1
10/1 14:00	111.2	↑3.1
10/1 14:10	114.4	↑3.2
10/1 14:20	117.7	↑3.3
10/1 14:30	121.1	↑3.4
10/1 14:40	124.5	↑3.4
10/1 14:50	127.9	↑3.4
10/1 15:00	131.2	↑3.3
10/1 15:10	134.5	↑3.3
10/1 15:20	137.6	↑3.1
10/1 15:30	140.6	↑3.0
10/1 15:40	143.3	↑2.7
10/1 15:50	145.8	↑2.5
10/1 16:00	147.9	↑2.1
10/1 16:10	149.7	↑1.8
10/1 16:20	151.1	↑1.4
10/1 16:30	152.1	↑1.0
10/1 16:40	152.6	↑0.5	満潮
10/1 16:50	152.7	↑0.1
10/1 17:00	152.4	↓-0.3
10/1 17:10	151.6	↓-0.8
10/1 17:20	150.4	↓-1.2
10/1 17:30	148.8	↓-1.6
10/1 17:40	146.8	↓-2.0
10/1 17:50	144.5	↓-2.3
10/1 18:00	141.8	↓-2.7
10/1 18:10	138.9	↓-2.9
10/1 18:20	135.7	↓-3.2
10/1 18:30	132.3	↓-3.4
10/1 18:40	128.7	↓-3.6
10/1 18:50	124.9	↓-3.8
10/1 19:00	121.0	↓-3.9
10/1 19:10	116.9	↓-4.1
10/1 19:20	112.6	↓-4.3
10/1 19:30	108.3	↓-4.3
10/1 19:40	103.8	↓-4.5
10/1 19:50	99.2	↓-4.6
10/1 20:00	94.5	↓-4.7
10/1 20:10	89.8	↓-4.7
10/1 20:20	84.9	↓-4.9
10/1 20:30	79.9	↓-5.0
10/1 20:40	74.9	↓-5.0
10/1 20:50	69.9	↓-5.0
10/1 21:00	64.8	↓-5.1	最大潮位差
10/1 21:10	59.8	↓-5.0
10/1 21:20	54.8	↓-5.0
10/1 21:30	50.0	↓-4.8
10/1 21:40	45.3	↓-4.7
10/1 21:50	40.8	↓-4.5
10/1 22:00	36.6	↓-4.2
10/1 22:10	32.6	↓-4.0
10/1 22:20	29.0	↓-3.6
10/1 22:30	25.7	↓-3.3
10/1 22:40	22.8	↓-2.9
10/1 22:50	20.2	↓-2.6
10/1 23:00	18.1	↓-2.1
10/1 23:10	16.4	↓-1.7
10/1 23:20	15.1	↓-1.3
10/1 23:30	14.2	↓-0.9
10/1 23:40	13.7	↓-0.5
10/1 23:50	13.5	↓-0.2	干潮