01 (火)	03:27	07:50	13:23	20:48
	123cm	93cm	140cm	-3cm
大潮 出 06:43 入 16:03 出 14:50 入 05:22

苫小牧（北海道）2009年12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
12/1 00:00	75.1	↑4.5
12/1 00:10	79.5	↑4.4
12/1 00:20	83.8	↑4.3
12/1 00:30	87.9	↑4.1
12/1 00:40	91.9	↑4.0
12/1 00:50	95.7	↑3.8
12/1 01:00	99.2	↑3.5
12/1 01:10	102.5	↑3.3
12/1 01:20	105.5	↑3.0
12/1 01:30	108.3	↑2.8
12/1 01:40	110.7	↑2.4
12/1 01:50	112.9	↑2.2
12/1 02:00	114.9	↑2.0
12/1 02:10	116.5	↑1.6
12/1 02:20	118.0	↑1.5
12/1 02:30	119.2	↑1.2
12/1 02:40	120.1	↑0.9
12/1 02:50	120.9	↑0.8
12/1 03:00	121.5	↑0.6
12/1 03:10	121.8	↑0.3
12/1 03:20	122.0	↑0.2	満潮
12/1 03:30	122.0	0
12/1 03:40	121.9	↓-0.1
12/1 03:50	121.6	↓-0.3
12/1 04:00	121.1	↓-0.5
12/1 04:10	120.4	↓-0.7
12/1 04:20	119.6	↓-0.8
12/1 04:30	118.7	↓-0.9
12/1 04:40	117.5	↓-1.2
12/1 04:50	116.3	↓-1.2
12/1 05:00	114.8	↓-1.5
12/1 05:10	113.3	↓-1.5
12/1 05:20	111.6	↓-1.7
12/1 05:30	109.9	↓-1.7
12/1 05:40	108.1	↓-1.8
12/1 05:50	106.3	↓-1.8
12/1 06:00	104.5	↓-1.8
12/1 06:10	102.7	↓-1.8
12/1 06:20	101.0	↓-1.7
12/1 06:30	99.4	↓-1.6
12/1 06:40	97.9	↓-1.5
12/1 06:50	96.5	↓-1.4
12/1 07:00	95.4	↓-1.1
12/1 07:10	94.4	↓-1.0
12/1 07:20	93.6	↓-0.8
12/1 07:30	93.1	↓-0.5
12/1 07:40	92.8	↓-0.3	干潮
12/1 07:50	92.7	↓-0.1	干潮
12/1 08:00	92.8	↑0.1
12/1 08:10	93.2	↑0.4
12/1 08:20	93.7	↑0.5
12/1 08:30	94.4	↑0.7
12/1 08:40	95.2	↑0.8
12/1 08:50	96.3	↑1.1
12/1 09:00	97.4	↑1.1
12/1 09:10	98.6	↑1.2
12/1 09:20	100.0	↑1.4
12/1 09:30	101.4	↑1.4
12/1 09:40	103.0	↑1.6
12/1 09:50	104.6	↑1.6
12/1 10:00	106.3	↑1.7
12/1 10:10	108.0	↑1.7
12/1 10:20	109.8	↑1.8
12/1 10:30	111.7	↑1.9
12/1 10:40	113.6	↑1.9
12/1 10:50	115.6	↑2.0
12/1 11:00	117.7	↑2.1
12/1 11:10	119.8	↑2.1
12/1 11:20	121.9	↑2.1
12/1 11:30	124.0	↑2.1
12/1 11:40	126.1	↑2.1
12/1 11:50	128.2	↑2.1
12/1 12:00	130.2	↑2.0
12/1 12:10	132.0	↑1.8
12/1 12:20	133.7	↑1.7
12/1 12:30	135.3	↑1.6
12/1 12:40	136.6	↑1.3
12/1 12:50	137.8	↑1.2
12/1 13:00	138.6	↑0.8
12/1 13:10	139.1	↑0.5
12/1 13:20	139.4	↑0.3	満潮
12/1 13:30	139.3	↓-0.1
12/1 13:40	138.9	↓-0.4
12/1 13:50	138.1	↓-0.8
12/1 14:00	137.0	↓-1.1
12/1 14:10	135.6	↓-1.4
12/1 14:20	133.9	↓-1.7
12/1 14:30	131.9	↓-2.0
12/1 14:40	129.6	↓-2.3
12/1 14:50	127.0	↓-2.6
12/1 15:00	124.2	↓-2.8
12/1 15:10	121.2	↓-3.0
12/1 15:20	118.0	↓-3.2
12/1 15:30	114.6	↓-3.4
12/1 15:40	111.0	↓-3.6
12/1 15:50	107.3	↓-3.7
12/1 16:00	103.4	↓-3.9
12/1 16:10	99.3	↓-4.1
12/1 16:20	95.1	↓-4.2
12/1 16:30	90.8	↓-4.3
12/1 16:40	86.3	↓-4.5
12/1 16:50	81.7	↓-4.6
12/1 17:00	77.0	↓-4.7
12/1 17:10	72.2	↓-4.8
12/1 17:20	67.2	↓-5.0
12/1 17:30	62.2	↓-5.0
12/1 17:40	57.2	↓-5.0
12/1 17:50	52.1	↓-5.1	最大潮位差
12/1 18:00	47.1	↓-5.0
12/1 18:10	42.1	↓-5.0
12/1 18:20	37.1	↓-5.0
12/1 18:30	32.3	↓-4.8
12/1 18:40	27.7	↓-4.6
12/1 18:50	23.3	↓-4.4
12/1 19:00	19.1	↓-4.2
12/1 19:10	15.3	↓-3.8
12/1 19:20	11.7	↓-3.6
12/1 19:30	8.5	↓-3.2
12/1 19:40	5.6	↓-2.9
12/1 19:50	3.2	↓-2.4
12/1 20:00	1.1	↓-2.1
12/1 20:10	-0.5	↓-1.6
12/1 20:20	-1.8	↓-1.3
12/1 20:30	-2.6	↓-0.8
12/1 20:40	-3.1	↓-0.5	干潮
12/1 20:50	-3.2	↓-0.1
12/1 21:00	-2.9	↑0.3
12/1 21:10	-2.3	↑0.6
12/1 21:20	-1.3	↑1.0
12/1 21:30	-0.1	↑1.2
12/1 21:40	1.5	↑1.6
12/1 21:50	3.4	↑1.9
12/1 22:00	5.5	↑2.1
12/1 22:10	8.0	↑2.5
12/1 22:20	10.7	↑2.7
12/1 22:30	13.7	↑3.0
12/1 22:40	16.9	↑3.2
12/1 22:50	20.4	↑3.5
12/1 23:00	24.2	↑3.8
12/1 23:10	28.2	↑4.0
12/1 23:20	32.5	↑4.3
12/1 23:30	36.9	↑4.4
12/1 23:40	41.6	↑4.7
12/1 23:50	46.4	↑4.8