01 (日)	04:57	11:00	17:01	23:28
	140cm	51cm	147cm	36cm
中潮 出 04:59 入 18:10 出 08:31 入 19:24

苫小牧（北海道）2030年09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
9/1 00:00	50.1	↑1.9
9/1 00:10	52.3	↑2.2
9/1 00:20	54.7	↑2.4
9/1 00:30	57.2	↑2.5
9/1 00:40	60.0	↑2.8
9/1 00:50	62.9	↑2.9
9/1 01:00	66.0	↑3.1
9/1 01:10	69.3	↑3.3
9/1 01:20	72.8	↑3.5
9/1 01:30	76.4	↑3.6
9/1 01:40	80.2	↑3.8
9/1 01:50	84.2	↑4.0
9/1 02:00	88.3	↑4.1
9/1 02:10	92.4	↑4.1
9/1 02:20	96.7	↑4.3
9/1 02:30	101.0	↑4.3
9/1 02:40	105.2	↑4.2
9/1 02:50	109.4	↑4.2
9/1 03:00	113.5	↑4.1
9/1 03:10	117.4	↑3.9
9/1 03:20	121.1	↑3.7
9/1 03:30	124.6	↑3.5
9/1 03:40	127.7	↑3.1
9/1 03:50	130.5	↑2.8
9/1 04:00	133.0	↑2.5
9/1 04:10	135.0	↑2.0
9/1 04:20	136.7	↑1.7
9/1 04:30	137.9	↑1.2
9/1 04:40	138.8	↑0.9
9/1 04:50	139.2	↑0.4	満潮
9/1 05:00	139.2	0
9/1 05:10	138.9	↓-0.3
9/1 05:20	138.2	↓-0.7
9/1 05:30	137.3	↓-0.9
9/1 05:40	136.0	↓-1.3
9/1 05:50	134.5	↓-1.5
9/1 06:00	132.8	↓-1.7
9/1 06:10	130.8	↓-2.0
9/1 06:20	128.7	↓-2.1
9/1 06:30	126.4	↓-2.3
9/1 06:40	124.0	↓-2.4
9/1 06:50	121.3	↓-2.7
9/1 07:00	118.6	↓-2.7
9/1 07:10	115.7	↓-2.9
9/1 07:20	112.6	↓-3.1
9/1 07:30	109.4	↓-3.2
9/1 07:40	106.1	↓-3.3
9/1 07:50	102.6	↓-3.5
9/1 08:00	99.0	↓-3.6
9/1 08:10	95.3	↓-3.7
9/1 08:20	91.6	↓-3.7
9/1 08:30	87.7	↓-3.9
9/1 08:40	83.9	↓-3.8
9/1 08:50	80.1	↓-3.8
9/1 09:00	76.3	↓-3.8
9/1 09:10	72.7	↓-3.6
9/1 09:20	69.2	↓-3.5
9/1 09:30	65.9	↓-3.3
9/1 09:40	62.9	↓-3.0
9/1 09:50	60.1	↓-2.8
9/1 10:00	57.7	↓-2.4
9/1 10:10	55.6	↓-2.1
9/1 10:20	53.9	↓-1.7
9/1 10:30	52.5	↓-1.4
9/1 10:40	51.6	↓-0.9
9/1 10:50	51.0	↓-0.6	干潮
9/1 11:00	50.9	↓-0.1	干潮
9/1 11:10	51.1	↑0.2
9/1 11:20	51.6	↑0.5
9/1 11:30	52.5	↑0.9
9/1 11:40	53.7	↑1.2
9/1 11:50	55.2	↑1.5
9/1 12:00	57.0	↑1.8
9/1 12:10	59.0	↑2.0
9/1 12:20	61.2	↑2.2
9/1 12:30	63.6	↑2.4
9/1 12:40	66.2	↑2.6
9/1 12:50	69.0	↑2.8
9/1 13:00	72.0	↑3.0
9/1 13:10	75.1	↑3.1
9/1 13:20	78.4	↑3.3
9/1 13:30	81.9	↑3.5
9/1 13:40	85.5	↑3.6
9/1 13:50	89.2	↑3.7
9/1 14:00	93.1	↑3.9
9/1 14:10	97.0	↑3.9
9/1 14:20	101.1	↑4.1
9/1 14:30	105.3	↑4.2
9/1 14:40	109.4	↑4.1
9/1 14:50	113.6	↑4.2
9/1 15:00	117.7	↑4.1
9/1 15:10	121.7	↑4.0
9/1 15:20	125.6	↑3.9
9/1 15:30	129.2	↑3.6
9/1 15:40	132.6	↑3.4
9/1 15:50	135.7	↑3.1
9/1 16:00	138.5	↑2.8
9/1 16:10	140.9	↑2.4
9/1 16:20	142.9	↑2.0
9/1 16:30	144.4	↑1.5
9/1 16:40	145.5	↑1.1
9/1 16:50	146.2	↑0.7
9/1 17:00	146.4	↑0.2	満潮
9/1 17:10	146.2	↓-0.2
9/1 17:20	145.5	↓-0.7
9/1 17:30	144.5	↓-1.0
9/1 17:40	143.1	↓-1.4
9/1 17:50	141.4	↓-1.7
9/1 18:00	139.3	↓-2.1
9/1 18:10	137.0	↓-2.3
9/1 18:20	134.5	↓-2.5
9/1 18:30	131.7	↓-2.8
9/1 18:40	128.8	↓-2.9
9/1 18:50	125.6	↓-3.2
9/1 19:00	122.3	↓-3.3
9/1 19:10	118.9	↓-3.4
9/1 19:20	115.3	↓-3.6
9/1 19:30	111.6	↓-3.7
9/1 19:40	107.8	↓-3.8
9/1 19:50	103.9	↓-3.9
9/1 20:00	99.8	↓-4.1
9/1 20:10	95.7	↓-4.1
9/1 20:20	91.4	↓-4.3
9/1 20:30	87.1	↓-4.3
9/1 20:40	82.7	↓-4.4	最大潮位差
9/1 20:50	78.4	↓-4.3
9/1 21:00	74.0	↓-4.4	最大潮位差
9/1 21:10	69.7	↓-4.3
9/1 21:20	65.5	↓-4.2
9/1 21:30	61.4	↓-4.1
9/1 21:40	57.5	↓-3.9
9/1 21:50	53.8	↓-3.7
9/1 22:00	50.4	↓-3.4
9/1 22:10	47.2	↓-3.2
9/1 22:20	44.5	↓-2.7
9/1 22:30	42.0	↓-2.5
9/1 22:40	40.0	↓-2.0
9/1 22:50	38.4	↓-1.6
9/1 23:00	37.1	↓-1.3
9/1 23:10	36.3	↓-0.8
9/1 23:20	35.9	↓-0.4	干潮
9/1 23:30	35.8	↓-0.1
9/1 23:40	36.1	↑0.3
9/1 23:50	36.8	↑0.7