01 (月)	04:43	10:38	16:30	23:01
	139cm	53cm	143cm	23cm
中潮 出 05:31 入 17:16 出 08:02 入 18:53

苫小牧（北海道）2057年10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
10/1 00:00	44.3	↑2.6
10/1 00:10	47.2	↑2.9
10/1 00:20	50.3	↑3.1
10/1 00:30	53.6	↑3.3
10/1 00:40	57.0	↑3.4
10/1 00:50	60.7	↑3.7
10/1 01:00	64.6	↑3.9
10/1 01:10	68.6	↑4.0
10/1 01:20	72.9	↑4.3
10/1 01:30	77.2	↑4.3
10/1 01:40	81.7	↑4.5
10/1 01:50	86.3	↑4.6
10/1 02:00	91.0	↑4.7	最大潮位差
10/1 02:10	95.6	↑4.6
10/1 02:20	100.3	↑4.7	最大潮位差
10/1 02:30	104.8	↑4.5
10/1 02:40	109.3	↑4.5
10/1 02:50	113.5	↑4.2
10/1 03:00	117.5	↑4.0
10/1 03:10	121.3	↑3.8
10/1 03:20	124.7	↑3.4
10/1 03:30	127.8	↑3.1
10/1 03:40	130.5	↑2.7
10/1 03:50	132.8	↑2.3
10/1 04:00	134.7	↑1.9
10/1 04:10	136.1	↑1.4
10/1 04:20	137.2	↑1.1
10/1 04:30	137.8	↑0.6
10/1 04:40	138.1	↑0.3	満潮
10/1 04:50	137.9	↓-0.2
10/1 05:00	137.5	↓-0.4
10/1 05:10	136.7	↓-0.8
10/1 05:20	135.7	↓-1.0
10/1 05:30	134.3	↓-1.4
10/1 05:40	132.8	↓-1.5
10/1 05:50	131.0	↓-1.8
10/1 06:00	129.0	↓-2.0
10/1 06:10	126.9	↓-2.1
10/1 06:20	124.5	↓-2.4
10/1 06:30	122.0	↓-2.5
10/1 06:40	119.3	↓-2.7
10/1 06:50	116.5	↓-2.8
10/1 07:00	113.4	↓-3.1
10/1 07:10	110.3	↓-3.1
10/1 07:20	106.9	↓-3.4
10/1 07:30	103.5	↓-3.4
10/1 07:40	99.9	↓-3.6
10/1 07:50	96.2	↓-3.7
10/1 08:00	92.4	↓-3.8
10/1 08:10	88.6	↓-3.8
10/1 08:20	84.8	↓-3.8
10/1 08:30	81.0	↓-3.8
10/1 08:40	77.3	↓-3.7
10/1 08:50	73.6	↓-3.7
10/1 09:00	70.2	↓-3.4
10/1 09:10	67.0	↓-3.2
10/1 09:20	64.0	↓-3.0
10/1 09:30	61.3	↓-2.7
10/1 09:40	59.0	↓-2.3
10/1 09:50	57.0	↓-2.0
10/1 10:00	55.3	↓-1.7
10/1 10:10	54.1	↓-1.2
10/1 10:20	53.2	↓-0.9
10/1 10:30	52.8	↓-0.4	干潮
10/1 10:40	52.7	↓-0.1
10/1 10:50	53.0	↑0.3
10/1 11:00	53.6	↑0.6
10/1 11:10	54.6	↑1.0
10/1 11:20	55.8	↑1.2
10/1 11:30	57.3	↑1.5
10/1 11:40	59.1	↑1.8
10/1 11:50	61.1	↑2.0
10/1 12:00	63.3	↑2.2
10/1 12:10	65.8	↑2.5
10/1 12:20	68.3	↑2.5
10/1 12:30	71.1	↑2.8
10/1 12:40	74.0	↑2.9
10/1 12:50	77.1	↑3.1
10/1 13:00	80.4	↑3.3
10/1 13:10	83.8	↑3.4
10/1 13:20	87.3	↑3.5
10/1 13:30	91.0	↑3.7
10/1 13:40	94.7	↑3.7
10/1 13:50	98.6	↑3.9
10/1 14:00	102.6	↑4.0
10/1 14:10	106.5	↑3.9
10/1 14:20	110.5	↑4.0
10/1 14:30	114.5	↑4.0
10/1 14:40	118.4	↑3.9
10/1 14:50	122.1	↑3.7
10/1 15:00	125.7	↑3.6
10/1 15:10	129.0	↑3.3
10/1 15:20	132.0	↑3.0
10/1 15:30	134.8	↑2.8
10/1 15:40	137.1	↑2.3
10/1 15:50	139.1	↑2.0
10/1 16:00	140.6	↑1.5
10/1 16:10	141.7	↑1.1
10/1 16:20	142.3	↑0.6	満潮
10/1 16:30	142.5	↑0.2	満潮
10/1 16:40	142.2	↓-0.3
10/1 16:50	141.5	↓-0.7
10/1 17:00	140.4	↓-1.1
10/1 17:10	138.9	↓-1.5
10/1 17:20	137.0	↓-1.9
10/1 17:30	134.9	↓-2.1
10/1 17:40	132.4	↓-2.5
10/1 17:50	129.6	↓-2.8
10/1 18:00	126.6	↓-3.0
10/1 18:10	123.4	↓-3.2
10/1 18:20	120.0	↓-3.4
10/1 18:30	116.5	↓-3.5
10/1 18:40	112.8	↓-3.7
10/1 18:50	108.9	↓-3.9
10/1 19:00	104.9	↓-4.0
10/1 19:10	100.8	↓-4.1
10/1 19:20	96.6	↓-4.2
10/1 19:30	92.2	↓-4.4
10/1 19:40	87.8	↓-4.4
10/1 19:50	83.3	↓-4.5
10/1 20:00	78.7	↓-4.6
10/1 20:10	74.0	↓-4.7	最大潮位差
10/1 20:20	69.3	↓-4.7	最大潮位差
10/1 20:30	64.7	↓-4.6
10/1 20:40	60.1	↓-4.6
10/1 20:50	55.5	↓-4.6
10/1 21:00	51.1	↓-4.4
10/1 21:10	46.9	↓-4.2
10/1 21:20	42.9	↓-4.0
10/1 21:30	39.1	↓-3.8
10/1 21:40	35.6	↓-3.5
10/1 21:50	32.5	↓-3.1
10/1 22:00	29.8	↓-2.7
10/1 22:10	27.5	↓-2.3
10/1 22:20	25.5	↓-2.0
10/1 22:30	24.0	↓-1.5
10/1 22:40	23.0	↓-1.0
10/1 22:50	22.4	↓-0.6
10/1 23:00	22.1	↓-0.3	干潮
10/1 23:10	22.3	↑0.2
10/1 23:20	22.9	↑0.6
10/1 23:30	23.8	↑0.9
10/1 23:40	25.0	↑1.2
10/1 23:50	26.6	↑1.6