9 (月)	05:39	11:09	16:55	23:40
	124cm	73cm	140cm	26cm
中潮 出 05:39 入 17:04 出 09:28 入 19:30

苫小牧（北海道）2051年10月9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
10/9 00:00	28.8	↑1.5
10/9 00:10	30.5	↑1.7
10/9 00:20	32.4	↑1.9
10/9 00:30	34.6	↑2.2
10/9 00:40	36.9	↑2.3
10/9 00:50	39.4	↑2.5
10/9 01:00	42.0	↑2.6
10/9 01:10	44.8	↑2.8
10/9 01:20	47.8	↑3.0
10/9 01:30	51.0	↑3.2
10/9 01:40	54.3	↑3.3
10/9 01:50	57.7	↑3.4
10/9 02:00	61.3	↑3.6
10/9 02:10	65.1	↑3.8
10/9 02:20	69.0	↑3.9
10/9 02:30	73.0	↑4.0
10/9 02:40	77.2	↑4.2	最大潮位差
10/9 02:50	81.3	↑4.1
10/9 03:00	85.5	↑4.2	最大潮位差
10/9 03:10	89.6	↑4.1
10/9 03:20	93.7	↑4.1
10/9 03:30	97.7	↑4.0
10/9 03:40	101.5	↑3.8
10/9 03:50	105.1	↑3.6
10/9 04:00	108.4	↑3.3
10/9 04:10	111.5	↑3.1
10/9 04:20	114.2	↑2.7
10/9 04:30	116.7	↑2.5
10/9 04:40	118.7	↑2.0
10/9 04:50	120.4	↑1.7
10/9 05:00	121.8	↑1.4
10/9 05:10	122.8	↑1.0
10/9 05:20	123.4	↑0.6
10/9 05:30	123.8	↑0.4	満潮
10/9 05:40	123.9	↑0.1
10/9 05:50	123.7	↓-0.2
10/9 06:00	123.3	↓-0.4
10/9 06:10	122.7	↓-0.6
10/9 06:20	121.9	↓-0.8
10/9 06:30	121.0	↓-0.9
10/9 06:40	119.9	↓-1.1
10/9 06:50	118.8	↓-1.1
10/9 07:00	117.5	↓-1.3
10/9 07:10	116.1	↓-1.4
10/9 07:20	114.6	↓-1.5
10/9 07:30	113.0	↓-1.6
10/9 07:40	111.3	↓-1.7
10/9 07:50	109.5	↓-1.8
10/9 08:00	107.6	↓-1.9
10/9 08:10	105.5	↓-2.1
10/9 08:20	103.4	↓-2.1
10/9 08:30	101.1	↓-2.3
10/9 08:40	98.7	↓-2.4
10/9 08:50	96.3	↓-2.4
10/9 09:00	93.8	↓-2.5
10/9 09:10	91.3	↓-2.5
10/9 09:20	88.8	↓-2.5
10/9 09:30	86.4	↓-2.4
10/9 09:40	84.1	↓-2.3
10/9 09:50	81.9	↓-2.2
10/9 10:00	79.9	↓-2.0
10/9 10:10	78.0	↓-1.9
10/9 10:20	76.5	↓-1.5
10/9 10:30	75.2	↓-1.3
10/9 10:40	74.1	↓-1.1
10/9 10:50	73.4	↓-0.7
10/9 11:00	73.0	↓-0.4	干潮
10/9 11:10	72.9	↓-0.1
10/9 11:20	73.1	↑0.2
10/9 11:30	73.6	↑0.5
10/9 11:40	74.4	↑0.8
10/9 11:50	75.4	↑1.0
10/9 12:00	76.6	↑1.2
10/9 12:10	78.1	↑1.5
10/9 12:20	79.7	↑1.6
10/9 12:30	81.4	↑1.7
10/9 12:40	83.3	↑1.9
10/9 12:50	85.3	↑2.0
10/9 13:00	87.4	↑2.1
10/9 13:10	89.5	↑2.1
10/9 13:20	91.8	↑2.3
10/9 13:30	94.1	↑2.3
10/9 13:40	96.5	↑2.4
10/9 13:50	99.0	↑2.5
10/9 14:00	101.6	↑2.6
10/9 14:10	104.3	↑2.7
10/9 14:20	107.0	↑2.7
10/9 14:30	109.8	↑2.8
10/9 14:40	112.6	↑2.8
10/9 14:50	115.5	↑2.9
10/9 15:00	118.4	↑2.9
10/9 15:10	121.2	↑2.8
10/9 15:20	124.0	↑2.8
10/9 15:30	126.7	↑2.7
10/9 15:40	129.2	↑2.5
10/9 15:50	131.6	↑2.4
10/9 16:00	133.7	↑2.1
10/9 16:10	135.5	↑1.8
10/9 16:20	137.0	↑1.5
10/9 16:30	138.1	↑1.1
10/9 16:40	138.9	↑0.8
10/9 16:50	139.3	↑0.4	満潮
10/9 17:00	139.2	↓-0.1
10/9 17:10	138.8	↓-0.4
10/9 17:20	137.9	↓-0.9
10/9 17:30	136.6	↓-1.3
10/9 17:40	135.0	↓-1.6
10/9 17:50	133.0	↓-2.0
10/9 18:00	130.7	↓-2.3
10/9 18:10	128.2	↓-2.5
10/9 18:20	125.4	↓-2.8
10/9 18:30	122.3	↓-3.1
10/9 18:40	119.1	↓-3.2
10/9 18:50	115.8	↓-3.3
10/9 19:00	112.3	↓-3.5
10/9 19:10	108.7	↓-3.6
10/9 19:20	105.1	↓-3.6
10/9 19:30	101.3	↓-3.8
10/9 19:40	97.6	↓-3.7
10/9 19:50	93.7	↓-3.9
10/9 20:00	89.8	↓-3.9
10/9 20:10	85.9	↓-3.9
10/9 20:20	81.9	↓-4.0
10/9 20:30	77.9	↓-4.0
10/9 20:40	73.9	↓-4.0
10/9 20:50	69.8	↓-4.1
10/9 21:00	65.8	↓-4.0
10/9 21:10	61.7	↓-4.1
10/9 21:20	57.7	↓-4.0
10/9 21:30	53.8	↓-3.9
10/9 21:40	50.0	↓-3.8
10/9 21:50	46.3	↓-3.7
10/9 22:00	42.9	↓-3.4
10/9 22:10	39.6	↓-3.3
10/9 22:20	36.6	↓-3.0
10/9 22:30	33.9	↓-2.7
10/9 22:40	31.6	↓-2.3
10/9 22:50	29.6	↓-2.0
10/9 23:00	27.9	↓-1.7
10/9 23:10	26.7	↓-1.2
10/9 23:20	25.8	↓-0.9
10/9 23:30	25.3	↓-0.5	干潮
10/9 23:40	25.2	↓-0.1	干潮
10/9 23:50	25.4	↑0.2