07 (水)	05:06	10:26	16:13	23:10
	131cm	75cm	147cm	9cm
中潮 出 05:37 入 17:07 出 18:19 入 08:48

苫小牧（北海道）2009年10月07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
10/7 00:00	24.8	↑2.7
10/7 00:10	27.7	↑2.9
10/7 00:20	30.9	↑3.2
10/7 00:30	34.2	↑3.3
10/7 00:40	37.8	↑3.6
10/7 00:50	41.6	↑3.8
10/7 01:00	45.6	↑4.0
10/7 01:10	49.8	↑4.2
10/7 01:20	54.2	↑4.4
10/7 01:30	58.7	↑4.5
10/7 01:40	63.4	↑4.7
10/7 01:50	68.2	↑4.8
10/7 02:00	73.1	↑4.9
10/7 02:10	78.1	↑5.0	最大潮位差
10/7 02:20	83.1	↑5.0	最大潮位差
10/7 02:30	88.0	↑4.9
10/7 02:40	92.9	↑4.9
10/7 02:50	97.6	↑4.7
10/7 03:00	102.2	↑4.6
10/7 03:10	106.5	↑4.3
10/7 03:20	110.5	↑4.0
10/7 03:30	114.3	↑3.8
10/7 03:40	117.7	↑3.4
10/7 03:50	120.7	↑3.0
10/7 04:00	123.3	↑2.6
10/7 04:10	125.5	↑2.2
10/7 04:20	127.4	↑1.9
10/7 04:30	128.8	↑1.4
10/7 04:40	129.8	↑1.0
10/7 04:50	130.5	↑0.7
10/7 05:00	130.8	↑0.3	満潮
10/7 05:10	130.8	0
10/7 05:20	130.5	↓-0.3
10/7 05:30	129.9	↓-0.6
10/7 05:40	129.1	↓-0.8
10/7 05:50	128.1	↓-1.0
10/7 06:00	126.9	↓-1.2
10/7 06:10	125.6	↓-1.3
10/7 06:20	124.0	↓-1.6
10/7 06:30	122.4	↓-1.6
10/7 06:40	120.6	↓-1.8
10/7 06:50	118.7	↓-1.9
10/7 07:00	116.6	↓-2.1
10/7 07:10	114.4	↓-2.2
10/7 07:20	112.1	↓-2.3
10/7 07:30	109.7	↓-2.4
10/7 07:40	107.2	↓-2.5
10/7 07:50	104.6	↓-2.6
10/7 08:00	102.0	↓-2.6
10/7 08:10	99.2	↓-2.8
10/7 08:20	96.5	↓-2.7
10/7 08:30	93.8	↓-2.7
10/7 08:40	91.1	↓-2.7
10/7 08:50	88.5	↓-2.6
10/7 09:00	86.0	↓-2.5
10/7 09:10	83.7	↓-2.3
10/7 09:20	81.6	↓-2.1
10/7 09:30	79.7	↓-1.9
10/7 09:40	78.1	↓-1.6
10/7 09:50	76.8	↓-1.3
10/7 10:00	75.8	↓-1.0
10/7 10:10	75.1	↓-0.7
10/7 10:20	74.8	↓-0.3	干潮
10/7 10:30	74.8	0
10/7 10:40	75.1	↑0.3
10/7 10:50	75.8	↑0.7
10/7 11:00	76.7	↑0.9
10/7 11:10	77.9	↑1.2
10/7 11:20	79.4	↑1.5
10/7 11:30	81.1	↑1.7
10/7 11:40	82.9	↑1.8
10/7 11:50	84.9	↑2.0
10/7 12:00	87.1	↑2.2
10/7 12:10	89.4	↑2.3
10/7 12:20	91.8	↑2.4
10/7 12:30	94.3	↑2.5
10/7 12:40	96.8	↑2.5
10/7 12:50	99.5	↑2.7
10/7 13:00	102.2	↑2.7
10/7 13:10	104.9	↑2.7
10/7 13:20	107.8	↑2.9
10/7 13:30	110.6	↑2.8
10/7 13:40	113.6	↑3.0
10/7 13:50	116.5	↑2.9
10/7 14:00	119.5	↑3.0
10/7 14:10	122.5	↑3.0
10/7 14:20	125.5	↑3.0
10/7 14:30	128.4	↑2.9
10/7 14:40	131.2	↑2.8
10/7 14:50	133.9	↑2.7
10/7 15:00	136.5	↑2.6
10/7 15:10	138.8	↑2.3
10/7 15:20	140.9	↑2.1
10/7 15:30	142.7	↑1.8
10/7 15:40	144.1	↑1.4
10/7 15:50	145.2	↑1.1
10/7 16:00	145.9	↑0.7
10/7 16:10	146.1	↑0.2	満潮
10/7 16:20	146.0	↓-0.1
10/7 16:30	145.4	↓-0.6
10/7 16:40	144.4	↓-1.0
10/7 16:50	143.0	↓-1.4
10/7 17:00	141.2	↓-1.8
10/7 17:10	139.0	↓-2.2
10/7 17:20	136.4	↓-2.6
10/7 17:30	133.6	↓-2.8
10/7 17:40	130.5	↓-3.1
10/7 17:50	127.1	↓-3.4
10/7 18:00	123.5	↓-3.6
10/7 18:10	119.7	↓-3.8
10/7 18:20	115.7	↓-4.0
10/7 18:30	111.6	↓-4.1
10/7 18:40	107.4	↓-4.2
10/7 18:50	103.1	↓-4.3
10/7 19:00	98.6	↓-4.5
10/7 19:10	94.1	↓-4.5
10/7 19:20	89.6	↓-4.5
10/7 19:30	84.9	↓-4.7
10/7 19:40	80.2	↓-4.7
10/7 19:50	75.4	↓-4.8
10/7 20:00	70.5	↓-4.9
10/7 20:10	65.7	↓-4.8
10/7 20:20	60.8	↓-4.9
10/7 20:30	55.9	↓-4.9
10/7 20:40	51.1	↓-4.8
10/7 20:50	46.4	↓-4.7
10/7 21:00	41.7	↓-4.7
10/7 21:10	37.3	↓-4.4
10/7 21:20	33.0	↓-4.3
10/7 21:30	28.9	↓-4.1
10/7 21:40	25.2	↓-3.7
10/7 21:50	21.7	↓-3.5
10/7 22:00	18.6	↓-3.1
10/7 22:10	15.9	↓-2.7
10/7 22:20	13.6	↓-2.3
10/7 22:30	11.7	↓-1.9
10/7 22:40	10.3	↓-1.4
10/7 22:50	9.3	↓-1.0
10/7 23:00	8.7	↓-0.6	干潮
10/7 23:10	8.5	↓-0.2	干潮
10/7 23:20	8.8	↑0.3
10/7 23:30	9.4	↑0.6
10/7 23:40	10.4	↑1.0
10/7 23:50	11.7	↑1.3