22 (水)	06:20	10:38	16:06	23:25
	125cm	97cm	141cm	4cm
中潮 出 07:00 入 16:06 出 18:37 入 09:25

苫小牧（北海道）2021年12月22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
12/22 00:00	9.2	↑2.0
12/22 00:10	11.4	↑2.2
12/22 00:20	13.8	↑2.4
12/22 00:30	16.5	↑2.7
12/22 00:40	19.4	↑2.9
12/22 00:50	22.5	↑3.1
12/22 01:00	25.9	↑3.4
12/22 01:10	29.5	↑3.6
12/22 01:20	33.4	↑3.9
12/22 01:30	37.5	↑4.1
12/22 01:40	41.8	↑4.3
12/22 01:50	46.3	↑4.5
12/22 02:00	50.9	↑4.6
12/22 02:10	55.7	↑4.8
12/22 02:20	60.6	↑4.9
12/22 02:30	65.5	↑4.9
12/22 02:40	70.5	↑5.0	最大潮位差
12/22 02:50	75.4	↑4.9
12/22 03:00	80.2	↑4.8
12/22 03:10	84.9	↑4.7
12/22 03:20	89.4	↑4.5
12/22 03:30	93.7	↑4.3
12/22 03:40	97.8	↑4.1
12/22 03:50	101.6	↑3.8
12/22 04:00	105.0	↑3.4
12/22 04:10	108.2	↑3.2
12/22 04:20	111.0	↑2.8
12/22 04:30	113.5	↑2.5
12/22 04:40	115.7	↑2.2
12/22 04:50	117.6	↑1.9
12/22 05:00	119.3	↑1.7
12/22 05:10	120.6	↑1.3
12/22 05:20	121.7	↑1.1
12/22 05:30	122.6	↑0.9
12/22 05:40	123.3	↑0.7
12/22 05:50	123.8	↑0.5
12/22 06:00	124.2	↑0.4
12/22 06:10	124.4	↑0.2	満潮
12/22 06:20	124.5	↑0.1	満潮
12/22 06:30	124.4	↓-0.1
12/22 06:40	124.1	↓-0.3
12/22 06:50	123.7	↓-0.4
12/22 07:00	123.2	↓-0.5
12/22 07:10	122.5	↓-0.7
12/22 07:20	121.7	↓-0.8
12/22 07:30	120.7	↓-1.0
12/22 07:40	119.5	↓-1.2
12/22 07:50	118.2	↓-1.3
12/22 08:00	116.7	↓-1.5
12/22 08:10	115.2	↓-1.5
12/22 08:20	113.5	↓-1.7
12/22 08:30	111.7	↓-1.8
12/22 08:40	109.9	↓-1.8
12/22 08:50	108.0	↓-1.9
12/22 09:00	106.2	↓-1.8
12/22 09:10	104.4	↓-1.8
12/22 09:20	102.8	↓-1.6
12/22 09:30	101.2	↓-1.6
12/22 09:40	99.8	↓-1.4
12/22 09:50	98.6	↓-1.2
12/22 10:00	97.7	↓-0.9
12/22 10:10	96.9	↓-0.8
12/22 10:20	96.4	↓-0.5
12/22 10:30	96.1	↓-0.3	干潮
12/22 10:40	96.0	↓-0.1
12/22 10:50	96.2	↑0.2
12/22 11:00	96.6	↑0.4
12/22 11:10	97.2	↑0.6
12/22 11:20	97.9	↑0.7
12/22 11:30	98.8	↑0.9
12/22 11:40	99.8	↑1.0
12/22 11:50	101.0	↑1.2
12/22 12:00	102.2	↑1.2
12/22 12:10	103.5	↑1.3
12/22 12:20	104.9	↑1.4
12/22 12:30	106.3	↑1.4
12/22 12:40	107.8	↑1.5
12/22 12:50	109.3	↑1.5
12/22 13:00	111.0	↑1.7
12/22 13:10	112.6	↑1.6
12/22 13:20	114.4	↑1.8
12/22 13:30	116.2	↑1.8
12/22 13:40	118.0	↑1.8
12/22 13:50	120.0	↑2.0
12/22 14:00	121.9	↑1.9
12/22 14:10	124.0	↑2.1
12/22 14:20	126.0	↑2.0
12/22 14:30	128.0	↑2.0
12/22 14:40	130.0	↑2.0
12/22 14:50	131.9	↑1.9
12/22 15:00	133.8	↑1.9
12/22 15:10	135.4	↑1.6
12/22 15:20	136.9	↑1.5
12/22 15:30	138.2	↑1.3
12/22 15:40	139.1	↑0.9
12/22 15:50	139.8	↑0.7
12/22 16:00	140.2	↑0.4	満潮
12/22 16:10	140.2	0
12/22 16:20	139.8	↓-0.4
12/22 16:30	139.1	↓-0.7
12/22 16:40	138.0	↓-1.1
12/22 16:50	136.6	↓-1.4
12/22 17:00	134.8	↓-1.8
12/22 17:10	132.6	↓-2.2
12/22 17:20	130.2	↓-2.4
12/22 17:30	127.5	↓-2.7
12/22 17:40	124.6	↓-2.9
12/22 17:50	121.4	↓-3.2
12/22 18:00	118.0	↓-3.4
12/22 18:10	114.5	↓-3.5
12/22 18:20	110.8	↓-3.7
12/22 18:30	107.1	↓-3.7
12/22 18:40	103.2	↓-3.9
12/22 18:50	99.2	↓-4.0
12/22 19:00	95.1	↓-4.1
12/22 19:10	90.9	↓-4.2
12/22 19:20	86.7	↓-4.2
12/22 19:30	82.3	↓-4.4
12/22 19:40	77.9	↓-4.4
12/22 19:50	73.4	↓-4.5
12/22 20:00	68.8	↓-4.6
12/22 20:10	64.2	↓-4.6
12/22 20:20	59.6	↓-4.6
12/22 20:30	54.9	↓-4.7
12/22 20:40	50.2	↓-4.7
12/22 20:50	45.6	↓-4.6
12/22 21:00	41.0	↓-4.6
12/22 21:10	36.5	↓-4.5
12/22 21:20	32.2	↓-4.3
12/22 21:30	28.1	↓-4.1
12/22 21:40	24.2	↓-3.9
12/22 21:50	20.6	↓-3.6
12/22 22:00	17.2	↓-3.4
12/22 22:10	14.2	↓-3.0
12/22 22:20	11.6	↓-2.6
12/22 22:30	9.3	↓-2.3
12/22 22:40	7.5	↓-1.8
12/22 22:50	6.0	↓-1.5
12/22 23:00	4.9	↓-1.1
12/22 23:10	4.2	↓-0.7
12/22 23:20	3.9	↓-0.3	干潮
12/22 23:30	4.0	↑0.1
12/22 23:40	4.4	↑0.4
12/22 23:50	5.1	↑0.7