20 (水)	02:45	09:15	15:33	21:28
	142cm	34cm	137cm	53cm
大潮 出 05:19 入 17:36 出 04:56 入 17:48

苫小牧（北海道）2017年09月20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
9/20 00:00	103.8	↑3.8
9/20 00:10	107.5	↑3.7
9/20 00:20	111.3	↑3.8
9/20 00:30	115.0	↑3.7
9/20 00:40	118.5	↑3.5
9/20 00:50	121.9	↑3.4
9/20 01:00	125.2	↑3.3
9/20 01:10	128.2	↑3.0
9/20 01:20	130.9	↑2.7
9/20 01:30	133.4	↑2.5
9/20 01:40	135.5	↑2.1
9/20 01:50	137.4	↑1.9
9/20 02:00	138.9	↑1.5
9/20 02:10	140.1	↑1.2
9/20 02:20	141.0	↑0.9
9/20 02:30	141.6	↑0.6
9/20 02:40	141.8	↑0.2	満潮
9/20 02:50	141.8	0
9/20 03:00	141.5	↓-0.3
9/20 03:10	140.9	↓-0.6
9/20 03:20	140.1	↓-0.8
9/20 03:30	138.9	↓-1.2
9/20 03:40	137.5	↓-1.4
9/20 03:50	135.9	↓-1.6
9/20 04:00	134.0	↓-1.9
9/20 04:10	131.8	↓-2.2
9/20 04:20	129.3	↓-2.5
9/20 04:30	126.6	↓-2.7
9/20 04:40	123.6	↓-3.0
9/20 04:50	120.4	↓-3.2
9/20 05:00	116.9	↓-3.5
9/20 05:10	113.1	↓-3.8
9/20 05:20	109.1	↓-4.0
9/20 05:30	104.9	↓-4.2
9/20 05:40	100.5	↓-4.4
9/20 05:50	96.0	↓-4.5
9/20 06:00	91.3	↓-4.7
9/20 06:10	86.6	↓-4.7
9/20 06:20	81.8	↓-4.8	最大潮位差
9/20 06:30	77.0	↓-4.8	最大潮位差
9/20 06:40	72.4	↓-4.6
9/20 06:50	67.8	↓-4.6
9/20 07:00	63.4	↓-4.4
9/20 07:10	59.2	↓-4.2
9/20 07:20	55.2	↓-4.0
9/20 07:30	51.5	↓-3.7
9/20 07:40	48.2	↓-3.3
9/20 07:50	45.1	↓-3.1
9/20 08:00	42.4	↓-2.7
9/20 08:10	40.0	↓-2.4
9/20 08:20	38.0	↓-2.0
9/20 08:30	36.4	↓-1.6
9/20 08:40	35.1	↓-1.3
9/20 08:50	34.2	↓-0.9
9/20 09:00	33.6	↓-0.6
9/20 09:10	33.3	↓-0.3	干潮
9/20 09:20	33.3	0
9/20 09:30	33.6	↑0.3
9/20 09:40	34.3	↑0.7
9/20 09:50	35.2	↑0.9
9/20 10:00	36.5	↑1.3
9/20 10:10	38.0	↑1.5
9/20 10:20	39.8	↑1.8
9/20 10:30	41.9	↑2.1
9/20 10:40	44.4	↑2.5
9/20 10:50	47.1	↑2.7
9/20 11:00	50.1	↑3.0
9/20 11:10	53.4	↑3.3
9/20 11:20	57.0	↑3.6
9/20 11:30	60.8	↑3.8
9/20 11:40	64.8	↑4.0
9/20 11:50	69.1	↑4.3
9/20 12:00	73.5	↑4.4
9/20 12:10	78.1	↑4.6
9/20 12:20	82.7	↑4.6
9/20 12:30	87.4	↑4.7
9/20 12:40	92.1	↑4.7
9/20 12:50	96.7	↑4.6
9/20 13:00	101.2	↑4.5
9/20 13:10	105.5	↑4.3
9/20 13:20	109.6	↑4.1
9/20 13:30	113.5	↑3.9
9/20 13:40	117.2	↑3.7
9/20 13:50	120.5	↑3.3
9/20 14:00	123.5	↑3.0
9/20 14:10	126.2	↑2.7
9/20 14:20	128.5	↑2.3
9/20 14:30	130.5	↑2.0
9/20 14:40	132.2	↑1.7
9/20 14:50	133.6	↑1.4
9/20 15:00	134.6	↑1.0
9/20 15:10	135.4	↑0.8
9/20 15:20	135.8	↑0.4
9/20 15:30	136.0	↑0.2	満潮
9/20 15:40	135.9	↓-0.1
9/20 15:50	135.6	↓-0.3
9/20 16:00	135.0	↓-0.6
9/20 16:10	134.1	↓-0.9
9/20 16:20	133.0	↓-1.1
9/20 16:30	131.7	↓-1.3
9/20 16:40	130.1	↓-1.6
9/20 16:50	128.2	↓-1.9
9/20 17:00	126.1	↓-2.1
9/20 17:10	123.7	↓-2.4
9/20 17:20	121.0	↓-2.7
9/20 17:30	118.1	↓-2.9
9/20 17:40	115.0	↓-3.1
9/20 17:50	111.6	↓-3.4
9/20 18:00	108.1	↓-3.5
9/20 18:10	104.3	↓-3.8
9/20 18:20	100.5	↓-3.8
9/20 18:30	96.5	↓-4.0
9/20 18:40	92.5	↓-4.0
9/20 18:50	88.5	↓-4.0
9/20 19:00	84.6	↓-3.9
9/20 19:10	80.7	↓-3.9
9/20 19:20	77.0	↓-3.7
9/20 19:30	73.4	↓-3.6
9/20 19:40	70.1	↓-3.3
9/20 19:50	67.0	↓-3.1
9/20 20:00	64.2	↓-2.8
9/20 20:10	61.7	↓-2.5
9/20 20:20	59.5	↓-2.2
9/20 20:30	57.6	↓-1.9
9/20 20:40	56.1	↓-1.5
9/20 20:50	54.8	↓-1.3
9/20 21:00	53.9	↓-0.9
9/20 21:10	53.3	↓-0.6
9/20 21:20	52.9	↓-0.4	干潮
9/20 21:30	52.8	↓-0.1
9/20 21:40	53.0	↑0.2
9/20 21:50	53.5	↑0.5
9/20 22:00	54.2	↑0.7
9/20 22:10	55.2	↑1.0
9/20 22:20	56.4	↑1.2
9/20 22:30	57.9	↑1.5
9/20 22:40	59.6	↑1.7
9/20 22:50	61.6	↑2.0
9/20 23:00	63.9	↑2.3
9/20 23:10	66.4	↑2.5
9/20 23:20	69.2	↑2.8
9/20 23:30	72.2	↑3.0
9/20 23:40	75.5	↑3.3
9/20 23:50	79.1	↑3.6