19 (水)	05:00	09:06	14:40	22:08
	126cm	97cm	147cm	0cm
大潮 出 06:59 入 16:04 出 16:24 入 07:40

苫小牧（北海道）2040年12月19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
12/19 00:00	33.6	↑4.3
12/19 00:10	38.2	↑4.6
12/19 00:20	42.9	↑4.7
12/19 00:30	47.7	↑4.8
12/19 00:40	52.7	↑5.0
12/19 00:50	57.7	↑5.0
12/19 01:00	62.8	↑5.1
12/19 01:10	67.8	↑5.0
12/19 01:20	72.8	↑5.0
12/19 01:30	77.6	↑4.8
12/19 01:40	82.3	↑4.7
12/19 01:50	86.8	↑4.5
12/19 02:00	91.1	↑4.3
12/19 02:10	95.2	↑4.1
12/19 02:20	98.9	↑3.7
12/19 02:30	102.5	↑3.6
12/19 02:40	105.7	↑3.2
12/19 02:50	108.6	↑2.9
12/19 03:00	111.3	↑2.7
12/19 03:10	113.7	↑2.4
12/19 03:20	115.9	↑2.2
12/19 03:30	117.8	↑1.9
12/19 03:40	119.5	↑1.7
12/19 03:50	121.0	↑1.5
12/19 04:00	122.3	↑1.3
12/19 04:10	123.3	↑1.0
12/19 04:20	124.2	↑0.9
12/19 04:30	124.9	↑0.7
12/19 04:40	125.3	↑0.4
12/19 04:50	125.6	↑0.3	満潮
12/19 05:00	125.7	↑0.1	満潮
12/19 05:10	125.6	↓-0.1
12/19 05:20	125.3	↓-0.3
12/19 05:30	124.7	↓-0.6
12/19 05:40	124.0	↓-0.7
12/19 05:50	123.0	↓-1.0
12/19 06:00	121.8	↓-1.2
12/19 06:10	120.5	↓-1.3
12/19 06:20	119.0	↓-1.5
12/19 06:30	117.3	↓-1.7
12/19 06:40	115.5	↓-1.8
12/19 06:50	113.7	↓-1.8
12/19 07:00	111.7	↓-2.0
12/19 07:10	109.8	↓-1.9
12/19 07:20	107.9	↓-1.9
12/19 07:30	106.1	↓-1.8
12/19 07:40	104.3	↓-1.8
12/19 07:50	102.7	↓-1.6
12/19 08:00	101.2	↓-1.5
12/19 08:10	100.0	↓-1.2
12/19 08:20	98.9	↓-1.1
12/19 08:30	98.0	↓-0.9
12/19 08:40	97.4	↓-0.6
12/19 08:50	97.0	↓-0.4
12/19 09:00	96.8	↓-0.2	干潮
12/19 09:10	96.8	0
12/19 09:20	96.9	↑0.1
12/19 09:30	97.3	↑0.4
12/19 09:40	97.8	↑0.5
12/19 09:50	98.5	↑0.7
12/19 10:00	99.4	↑0.9
12/19 10:10	100.3	↑0.9
12/19 10:20	101.4	↑1.1
12/19 10:30	102.5	↑1.1
12/19 10:40	103.8	↑1.3
12/19 10:50	105.2	↑1.4
12/19 11:00	106.7	↑1.5
12/19 11:10	108.2	↑1.5
12/19 11:20	110.0	↑1.8
12/19 11:30	111.8	↑1.8
12/19 11:40	113.7	↑1.9
12/19 11:50	115.8	↑2.1
12/19 12:00	117.9	↑2.1
12/19 12:10	120.2	↑2.3
12/19 12:20	122.5	↑2.3
12/19 12:30	124.9	↑2.4
12/19 12:40	127.4	↑2.5
12/19 12:50	129.8	↑2.4
12/19 13:00	132.2	↑2.4
12/19 13:10	134.6	↑2.4
12/19 13:20	136.8	↑2.2
12/19 13:30	138.9	↑2.1
12/19 13:40	140.8	↑1.9
12/19 13:50	142.5	↑1.7
12/19 14:00	143.9	↑1.4
12/19 14:10	145.0	↑1.1
12/19 14:20	145.8	↑0.8
12/19 14:30	146.3	↑0.5	満潮
12/19 14:40	146.4	↑0.1	満潮
12/19 14:50	146.2	↓-0.2
12/19 15:00	145.6	↓-0.6
12/19 15:10	144.7	↓-0.9
12/19 15:20	143.4	↓-1.3
12/19 15:30	141.9	↓-1.5
12/19 15:40	140.0	↓-1.9
12/19 15:50	137.9	↓-2.1
12/19 16:00	135.5	↓-2.4
12/19 16:10	132.8	↓-2.7
12/19 16:20	130.0	↓-2.8
12/19 16:30	126.9	↓-3.1
12/19 16:40	123.7	↓-3.2
12/19 16:50	120.2	↓-3.5
12/19 17:00	116.6	↓-3.6
12/19 17:10	112.8	↓-3.8
12/19 17:20	108.8	↓-4.0
12/19 17:30	104.6	↓-4.2
12/19 17:40	100.2	↓-4.4
12/19 17:50	95.7	↓-4.5
12/19 18:00	91.0	↓-4.7
12/19 18:10	86.1	↓-4.9
12/19 18:20	81.1	↓-5.0
12/19 18:30	76.0	↓-5.1
12/19 18:40	70.7	↓-5.3
12/19 18:50	65.4	↓-5.3
12/19 19:00	60.1	↓-5.3
12/19 19:10	54.7	↓-5.4	最大潮位差
12/19 19:20	49.4	↓-5.3
12/19 19:30	44.1	↓-5.3
12/19 19:40	39.0	↓-5.1
12/19 19:50	34.1	↓-4.9
12/19 20:00	29.4	↓-4.7
12/19 20:10	25.0	↓-4.4
12/19 20:20	20.9	↓-4.1
12/19 20:30	17.1	↓-3.8
12/19 20:40	13.6	↓-3.5
12/19 20:50	10.6	↓-3.0
12/19 21:00	7.9	↓-2.7
12/19 21:10	5.6	↓-2.3
12/19 21:20	3.7	↓-1.9
12/19 21:30	2.2	↓-1.5
12/19 21:40	1.1	↓-1.1
12/19 21:50	0.3	↓-0.8
12/19 22:00	0.0	↓-0.3	干潮
12/19 22:10	-0.1	0
12/19 22:20	0.2	↑0.3
12/19 22:30	0.8	↑0.6
12/19 22:40	1.7	↑0.9
12/19 22:50	2.9	↑1.2
12/19 23:00	4.4	↑1.5
12/19 23:10	6.2	↑1.8
12/19 23:20	8.3	↑2.1
12/19 23:30	10.7	↑2.4
12/19 23:40	13.4	↑2.7
12/19 23:50	16.4	↑3.0