1 (月)	03:35	10:05	16:17	22:17
	149cm	35cm	140cm	51cm
大潮 出 04:59 入 18:09 出 06:19 入 18:30

苫小牧（北海道）2008年09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
9/1 00:00	86.8	↑3.3
9/1 00:10	90.4	↑3.6
9/1 00:20	94.1	↑3.7
9/1 00:30	98.0	↑3.9
9/1 00:40	102.1	↑4.1
9/1 00:50	106.2	↑4.1
9/1 01:00	110.3	↑4.1
9/1 01:10	114.4	↑4.1
9/1 01:20	118.5	↑4.1
9/1 01:30	122.4	↑3.9
9/1 01:40	126.2	↑3.8
9/1 01:50	129.8	↑3.6
9/1 02:00	133.2	↑3.4
9/1 02:10	136.3	↑3.1
9/1 02:20	139.0	↑2.7
9/1 02:30	141.5	↑2.5
9/1 02:40	143.6	↑2.1
9/1 02:50	145.3	↑1.7
9/1 03:00	146.7	↑1.4
9/1 03:10	147.7	↑1.0
9/1 03:20	148.3	↑0.6
9/1 03:30	148.7	↑0.4	満潮
9/1 03:40	148.6	↓-0.1
9/1 03:50	148.3	↓-0.3
9/1 04:00	147.6	↓-0.7
9/1 04:10	146.7	↓-0.9
9/1 04:20	145.5	↓-1.2
9/1 04:30	143.9	↓-1.6
9/1 04:40	142.2	↓-1.7
9/1 04:50	140.1	↓-2.1
9/1 05:00	137.8	↓-2.3
9/1 05:10	135.2	↓-2.6
9/1 05:20	132.3	↓-2.9
9/1 05:30	129.1	↓-3.2
9/1 05:40	125.7	↓-3.4
9/1 05:50	122.0	↓-3.7
9/1 06:00	118.1	↓-3.9
9/1 06:10	114.0	↓-4.1
9/1 06:20	109.6	↓-4.4
9/1 06:30	105.0	↓-4.6
9/1 06:40	100.3	↓-4.7
9/1 06:50	95.4	↓-4.9
9/1 07:00	90.5	↓-4.9
9/1 07:10	85.5	↓-5.0	最大潮位差
9/1 07:20	80.6	↓-4.9
9/1 07:30	75.7	↓-4.9
9/1 07:40	70.9	↓-4.8
9/1 07:50	66.3	↓-4.6
9/1 08:00	61.9	↓-4.4
9/1 08:10	57.7	↓-4.2
9/1 08:20	53.8	↓-3.9
9/1 08:30	50.2	↓-3.6
9/1 08:40	47.0	↓-3.2
9/1 08:50	44.1	↓-2.9
9/1 09:00	41.7	↓-2.4
9/1 09:10	39.5	↓-2.2
9/1 09:20	37.8	↓-1.7
9/1 09:30	36.5	↓-1.3
9/1 09:40	35.5	↓-1.0
9/1 09:50	34.8	↓-0.7
9/1 10:00	34.5	↓-0.3	干潮
9/1 10:10	34.6	↑0.1
9/1 10:20	35.0	↑0.4
9/1 10:30	35.6	↑0.6
9/1 10:40	36.6	↑1.0
9/1 10:50	37.9	↑1.3
9/1 11:00	39.6	↑1.7
9/1 11:10	41.5	↑1.9
9/1 11:20	43.7	↑2.2
9/1 11:30	46.2	↑2.5
9/1 11:40	49.0	↑2.8
9/1 11:50	52.1	↑3.1
9/1 12:00	55.4	↑3.3
9/1 12:10	59.1	↑3.7
9/1 12:20	63.0	↑3.9
9/1 12:30	67.2	↑4.2
9/1 12:40	71.5	↑4.3
9/1 12:50	76.1	↑4.6
9/1 13:00	80.7	↑4.6
9/1 13:10	85.5	↑4.8
9/1 13:20	90.3	↑4.8
9/1 13:30	95.1	↑4.8
9/1 13:40	99.9	↑4.8
9/1 13:50	104.5	↑4.6
9/1 14:00	109.0	↑4.5
9/1 14:10	113.3	↑4.3
9/1 14:20	117.3	↑4.0
9/1 14:30	121.1	↑3.8
9/1 14:40	124.5	↑3.4
9/1 14:50	127.6	↑3.1
9/1 15:00	130.4	↑2.8
9/1 15:10	132.8	↑2.4
9/1 15:20	134.8	↑2.0
9/1 15:30	136.4	↑1.6
9/1 15:40	137.7	↑1.3
9/1 15:50	138.7	↑1.0
9/1 16:00	139.3	↑0.6
9/1 16:10	139.7	↑0.4	満潮
9/1 16:20	139.7	0
9/1 16:30	139.4	↓-0.3
9/1 16:40	138.9	↓-0.5
9/1 16:50	138.1	↓-0.8
9/1 17:00	137.0	↓-1.1
9/1 17:10	135.7	↓-1.3
9/1 17:20	134.1	↓-1.6
9/1 17:30	132.2	↓-1.9
9/1 17:40	130.1	↓-2.1
9/1 17:50	127.8	↓-2.3
9/1 18:00	125.2	↓-2.6
9/1 18:10	122.3	↓-2.9
9/1 18:20	119.2	↓-3.1
9/1 18:30	115.9	↓-3.3
9/1 18:40	112.3	↓-3.6
9/1 18:50	108.6	↓-3.7
9/1 19:00	104.7	↓-3.9
9/1 19:10	100.6	↓-4.1
9/1 19:20	96.5	↓-4.1
9/1 19:30	92.3	↓-4.2
9/1 19:40	88.1	↓-4.2
9/1 19:50	84.0	↓-4.1
9/1 20:00	80.0	↓-4.0
9/1 20:10	76.0	↓-4.0
9/1 20:20	72.3	↓-3.7
9/1 20:30	68.8	↓-3.5
9/1 20:40	65.5	↓-3.3
9/1 20:50	62.6	↓-2.9
9/1 21:00	59.9	↓-2.7
9/1 21:10	57.6	↓-2.3
9/1 21:20	55.6	↓-2.0
9/1 21:30	54.0	↓-1.6
9/1 21:40	52.7	↓-1.3
9/1 21:50	51.7	↓-1.0
9/1 22:00	51.1	↓-0.6
9/1 22:10	50.7	↓-0.4	干潮
9/1 22:20	50.7	0
9/1 22:30	51.0	↑0.3
9/1 22:40	51.5	↑0.5
9/1 22:50	52.3	↑0.8
9/1 23:00	53.4	↑1.1
9/1 23:10	54.7	↑1.3
9/1 23:20	56.3	↑1.6
9/1 23:30	58.2	↑1.9
9/1 23:40	60.3	↑2.1
9/1 23:50	62.7	↑2.4