22 (金)	06:29	11:20	16:45	23:43
	125cm	87cm	137cm	14cm
中潮 出 07:00 入 16:06 出 09:31 入 19:41

苫小牧（北海道）2017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	12.9	↑1.4
12/22 00:10	14.5	↑1.6
12/22 00:20	16.3	↑1.8
12/22 00:30	18.4	↑2.1
12/22 00:40	20.7	↑2.3
12/22 00:50	23.2	↑2.5
12/22 01:00	25.8	↑2.6
12/22 01:10	28.7	↑2.9
12/22 01:20	31.8	↑3.1
12/22 01:30	35.1	↑3.3
12/22 01:40	38.6	↑3.5
12/22 01:50	42.3	↑3.7
12/22 02:00	46.2	↑3.9
12/22 02:10	50.3	↑4.1
12/22 02:20	54.5	↑4.2
12/22 02:30	58.9	↑4.4
12/22 02:40	63.5	↑4.6
12/22 02:50	68.1	↑4.6
12/22 03:00	72.7	↑4.6
12/22 03:10	77.4	↑4.7	最大潮位差
12/22 03:20	82.0	↑4.6
12/22 03:30	86.6	↑4.6
12/22 03:40	91.0	↑4.4
12/22 03:50	95.2	↑4.2
12/22 04:00	99.1	↑3.9
12/22 04:10	102.9	↑3.8
12/22 04:20	106.3	↑3.4
12/22 04:30	109.5	↑3.2
12/22 04:40	112.3	↑2.8
12/22 04:50	114.7	↑2.4
12/22 05:00	116.9	↑2.2
12/22 05:10	118.8	↑1.9
12/22 05:20	120.3	↑1.5
12/22 05:30	121.6	↑1.3
12/22 05:40	122.6	↑1.0
12/22 05:50	123.3	↑0.7
12/22 06:00	123.9	↑0.6
12/22 06:10	124.2	↑0.3
12/22 06:20	124.4	↑0.2	満潮
12/22 06:30	124.5	↑0.1
12/22 06:40	124.4	↓-0.1
12/22 06:50	124.1	↓-0.3
12/22 07:00	123.7	↓-0.4
12/22 07:10	123.2	↓-0.5
12/22 07:20	122.6	↓-0.6
12/22 07:30	121.8	↓-0.8
12/22 07:40	120.8	↓-1.0
12/22 07:50	119.7	↓-1.1
12/22 08:00	118.4	↓-1.3
12/22 08:10	117.0	↓-1.4
12/22 08:20	115.3	↓-1.7
12/22 08:30	113.6	↓-1.7
12/22 08:40	111.6	↓-2.0
12/22 08:50	109.6	↓-2.0
12/22 09:00	107.5	↓-2.1
12/22 09:10	105.3	↓-2.2
12/22 09:20	103.0	↓-2.3
12/22 09:30	100.8	↓-2.2
12/22 09:40	98.6	↓-2.2
12/22 09:50	96.6	↓-2.0
12/22 10:00	94.6	↓-2.0
12/22 10:10	92.8	↓-1.8
12/22 10:20	91.2	↓-1.6
12/22 10:30	89.9	↓-1.3
12/22 10:40	88.7	↓-1.2
12/22 10:50	87.9	↓-0.8
12/22 11:00	87.3	↓-0.6
12/22 11:10	86.9	↓-0.4	干潮
12/22 11:20	86.8	↓-0.1	干潮
12/22 11:30	87.0	↑0.2
12/22 11:40	87.3	↑0.3
12/22 11:50	87.9	↑0.6
12/22 12:00	88.7	↑0.8
12/22 12:10	89.6	↑0.9
12/22 12:20	90.6	↑1.0
12/22 12:30	91.8	↑1.2
12/22 12:40	93.1	↑1.3
12/22 12:50	94.5	↑1.4
12/22 13:00	95.9	↑1.4
12/22 13:10	97.5	↑1.6
12/22 13:20	99.1	↑1.6
12/22 13:30	100.8	↑1.7
12/22 13:40	102.7	↑1.9
12/22 13:50	104.6	↑1.9
12/22 14:00	106.6	↑2.0
12/22 14:10	108.7	↑2.1
12/22 14:20	110.8	↑2.1
12/22 14:30	113.1	↑2.3
12/22 14:40	115.4	↑2.3
12/22 14:50	117.8	↑2.4
12/22 15:00	120.2	↑2.4
12/22 15:10	122.5	↑2.3
12/22 15:20	124.8	↑2.3
12/22 15:30	127.0	↑2.2
12/22 15:40	129.1	↑2.1
12/22 15:50	131.0	↑1.9
12/22 16:00	132.6	↑1.6
12/22 16:10	134.0	↑1.4
12/22 16:20	135.0	↑1.0
12/22 16:30	135.7	↑0.7
12/22 16:40	136.1	↑0.4	満潮
12/22 16:50	136.0	↓-0.1
12/22 17:00	135.6	↓-0.4
12/22 17:10	134.8	↓-0.8
12/22 17:20	133.6	↓-1.2
12/22 17:30	132.0	↓-1.6
12/22 17:40	130.1	↓-1.9
12/22 17:50	127.8	↓-2.3
12/22 18:00	125.3	↓-2.5
12/22 18:10	122.5	↓-2.8
12/22 18:20	119.5	↓-3.0
12/22 18:30	116.2	↓-3.3
12/22 18:40	112.9	↓-3.3
12/22 18:50	109.4	↓-3.5
12/22 19:00	105.7	↓-3.7
12/22 19:10	102.0	↓-3.7
12/22 19:20	98.2	↓-3.8
12/22 19:30	94.3	↓-3.9
12/22 19:40	90.4	↓-3.9
12/22 19:50	86.3	↓-4.1
12/22 20:00	82.3	↓-4.0
12/22 20:10	78.1	↓-4.2
12/22 20:20	73.9	↓-4.2
12/22 20:30	69.7	↓-4.2
12/22 20:40	65.4	↓-4.3
12/22 20:50	61.1	↓-4.3
12/22 21:00	56.8	↓-4.3
12/22 21:10	52.5	↓-4.3
12/22 21:20	48.2	↓-4.3
12/22 21:30	44.1	↓-4.1
12/22 21:40	40.0	↓-4.1
12/22 21:50	36.1	↓-3.9
12/22 22:00	32.4	↓-3.7
12/22 22:10	29.0	↓-3.4
12/22 22:20	25.8	↓-3.2
12/22 22:30	22.9	↓-2.9
12/22 22:40	20.3	↓-2.6
12/22 22:50	18.2	↓-2.1
12/22 23:00	16.4	↓-1.8
12/22 23:10	15.0	↓-1.4
12/22 23:20	13.9	↓-1.1
12/22 23:30	13.3	↓-0.6
12/22 23:40	13.0	↓-0.3	干潮
12/22 23:50	13.1	↑0.1