07 (日)	03:45	09:46	15:40	22:04
	138cm	47cm	139cm	27cm
大潮 出 05:38 入 17:06 出 06:20 入 17:43

苫小牧（北海道）2040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	66.9	↑3.6
10/7 00:10	70.6	↑3.7
10/7 00:20	74.6	↑4.0
10/7 00:30	78.7	↑4.1
10/7 00:40	83.0	↑4.3
10/7 00:50	87.3	↑4.3
10/7 01:00	91.8	↑4.5
10/7 01:10	96.2	↑4.4
10/7 01:20	100.7	↑4.5
10/7 01:30	105.0	↑4.3
10/7 01:40	109.3	↑4.3
10/7 01:50	113.3	↑4.0
10/7 02:00	117.2	↑3.9
10/7 02:10	120.8	↑3.6
10/7 02:20	124.1	↑3.3
10/7 02:30	127.0	↑2.9
10/7 02:40	129.6	↑2.6
10/7 02:50	131.9	↑2.3
10/7 03:00	133.7	↑1.8
10/7 03:10	135.2	↑1.5
10/7 03:20	136.3	↑1.1
10/7 03:30	137.0	↑0.7
10/7 03:40	137.3	↑0.3	満潮
10/7 03:50	137.3	0
10/7 04:00	136.9	↓-0.4
10/7 04:10	136.3	↓-0.6
10/7 04:20	135.3	↓-1.0
10/7 04:30	134.1	↓-1.2
10/7 04:40	132.7	↓-1.4
10/7 04:50	131.0	↓-1.7
10/7 05:00	129.0	↓-2.0
10/7 05:10	126.9	↓-2.1
10/7 05:20	124.5	↓-2.4
10/7 05:30	122.0	↓-2.5
10/7 05:40	119.2	↓-2.8
10/7 05:50	116.2	↓-3.0
10/7 06:00	113.0	↓-3.2
10/7 06:10	109.7	↓-3.3
10/7 06:20	106.1	↓-3.6
10/7 06:30	102.4	↓-3.7
10/7 06:40	98.6	↓-3.8
10/7 06:50	94.6	↓-4.0
10/7 07:00	90.6	↓-4.0
10/7 07:10	86.5	↓-4.1
10/7 07:20	82.3	↓-4.2
10/7 07:30	78.3	↓-4.0
10/7 07:40	74.2	↓-4.1
10/7 07:50	70.4	↓-3.8
10/7 08:00	66.7	↓-3.7
10/7 08:10	63.2	↓-3.5
10/7 08:20	59.9	↓-3.3
10/7 08:30	57.0	↓-2.9
10/7 08:40	54.4	↓-2.6
10/7 08:50	52.2	↓-2.2
10/7 09:00	50.3	↓-1.9
10/7 09:10	48.8	↓-1.5
10/7 09:20	47.7	↓-1.1
10/7 09:30	46.9	↓-0.8
10/7 09:40	46.6	↓-0.3	干潮
10/7 09:50	46.6	0
10/7 10:00	46.9	↑0.3
10/7 10:10	47.6	↑0.7
10/7 10:20	48.6	↑1.0
10/7 10:30	49.9	↑1.3
10/7 10:40	51.4	↑1.5
10/7 10:50	53.2	↑1.8
10/7 11:00	55.2	↑2.0
10/7 11:10	57.5	↑2.3
10/7 11:20	59.9	↑2.4
10/7 11:30	62.6	↑2.7
10/7 11:40	65.4	↑2.8
10/7 11:50	68.5	↑3.1
10/7 12:00	71.7	↑3.2
10/7 12:10	75.2	↑3.5
10/7 12:20	78.8	↑3.6
10/7 12:30	82.5	↑3.7
10/7 12:40	86.4	↑3.9
10/7 12:50	90.4	↑4.0
10/7 13:00	94.6	↑4.2
10/7 13:10	98.7	↑4.1
10/7 13:20	102.9	↑4.2
10/7 13:30	107.0	↑4.1
10/7 13:40	111.1	↑4.1
10/7 13:50	115.1	↑4.0
10/7 14:00	118.9	↑3.8
10/7 14:10	122.4	↑3.5
10/7 14:20	125.7	↑3.3
10/7 14:30	128.7	↑3.0
10/7 14:40	131.3	↑2.6
10/7 14:50	133.6	↑2.3
10/7 15:00	135.4	↑1.8
10/7 15:10	136.8	↑1.4
10/7 15:20	137.9	↑1.1
10/7 15:30	138.4	↑0.5	満潮
10/7 15:40	138.6	↑0.2	満潮
10/7 15:50	138.3	↓-0.3
10/7 16:00	137.7	↓-0.6
10/7 16:10	136.7	↓-1.0
10/7 16:20	135.4	↓-1.3
10/7 16:30	133.7	↓-1.7
10/7 16:40	131.8	↓-1.9
10/7 16:50	129.5	↓-2.3
10/7 17:00	127.1	↓-2.4
10/7 17:10	124.4	↓-2.7
10/7 17:20	121.5	↓-2.9
10/7 17:30	118.4	↓-3.1
10/7 17:40	115.2	↓-3.2
10/7 17:50	111.7	↓-3.5
10/7 18:00	108.1	↓-3.6
10/7 18:10	104.3	↓-3.8
10/7 18:20	100.4	↓-3.9
10/7 18:30	96.3	↓-4.1
10/7 18:40	92.1	↓-4.2
10/7 18:50	87.7	↓-4.4
10/7 19:00	83.3	↓-4.4
10/7 19:10	78.7	↓-4.6	最大潮位差
10/7 19:20	74.2	↓-4.5
10/7 19:30	69.6	↓-4.6	最大潮位差
10/7 19:40	65.0	↓-4.6	最大潮位差
10/7 19:50	60.5	↓-4.5
10/7 20:00	56.2	↓-4.3
10/7 20:10	51.9	↓-4.3
10/7 20:20	47.9	↓-4.0
10/7 20:30	44.2	↓-3.7
10/7 20:40	40.8	↓-3.4
10/7 20:50	37.6	↓-3.2
10/7 21:00	34.9	↓-2.7
10/7 21:10	32.5	↓-2.4
10/7 21:20	30.6	↓-1.9
10/7 21:30	29.0	↓-1.6
10/7 21:40	27.9	↓-1.1
10/7 21:50	27.1	↓-0.8
10/7 22:00	26.8	↓-0.3	干潮
10/7 22:10	26.9	↑0.1
10/7 22:20	27.3	↑0.4
10/7 22:30	28.1	↑0.8
10/7 22:40	29.2	↑1.1
10/7 22:50	30.6	↑1.4
10/7 23:00	32.3	↑1.7
10/7 23:10	34.2	↑1.9
10/7 23:20	36.4	↑2.2
10/7 23:30	38.9	↑2.5
10/7 23:40	41.6	↑2.7
10/7 23:50	44.5	↑2.9