7 (月)	04:31	08:19	13:32	21:15
	125cm	104cm	139cm	6cm
大潮 出 07:03 入 16:18 出 06:18 入 14:43

苫小牧（北海道）2008年01月7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
1/7 00:00	60.0	↑4.1
1/7 00:10	64.2	↑4.2
1/7 00:20	68.3	↑4.1
1/7 00:30	72.4	↑4.1
1/7 00:40	76.5	↑4.1
1/7 00:50	80.4	↑3.9
1/7 01:00	84.2	↑3.8
1/7 01:10	87.9	↑3.7
1/7 01:20	91.4	↑3.5
1/7 01:30	94.7	↑3.3
1/7 01:40	97.9	↑3.2
1/7 01:50	100.8	↑2.9
1/7 02:00	103.6	↑2.8
1/7 02:10	106.2	↑2.6
1/7 02:20	108.6	↑2.4
1/7 02:30	110.8	↑2.2
1/7 02:40	112.9	↑2.1
1/7 02:50	114.8	↑1.9
1/7 03:00	116.5	↑1.7
1/7 03:10	118.0	↑1.5
1/7 03:20	119.4	↑1.4
1/7 03:30	120.7	↑1.3
1/7 03:40	121.7	↑1.0
1/7 03:50	122.6	↑0.9
1/7 04:00	123.3	↑0.7
1/7 04:10	123.8	↑0.5
1/7 04:20	124.1	↑0.3
1/7 04:30	124.2	↑0.1	満潮
1/7 04:40	124.1	↓-0.1
1/7 04:50	123.8	↓-0.3
1/7 05:00	123.3	↓-0.5
1/7 05:10	122.6	↓-0.7
1/7 05:20	121.7	↓-0.9
1/7 05:30	120.7	↓-1.0
1/7 05:40	119.5	↓-1.2
1/7 05:50	118.2	↓-1.3
1/7 06:00	116.9	↓-1.3
1/7 06:10	115.4	↓-1.5
1/7 06:20	114.0	↓-1.4
1/7 06:30	112.5	↓-1.5
1/7 06:40	111.1	↓-1.4
1/7 06:50	109.8	↓-1.3
1/7 07:00	108.6	↓-1.2
1/7 07:10	107.5	↓-1.1
1/7 07:20	106.5	↓-1.0
1/7 07:30	105.6	↓-0.9
1/7 07:40	105.0	↓-0.6
1/7 07:50	104.4	↓-0.6
1/7 08:00	104.1	↓-0.3
1/7 08:10	103.9	↓-0.2	干潮
1/7 08:20	103.8	↓-0.1
1/7 08:30	103.9	↑0.1
1/7 08:40	104.2	↑0.3
1/7 08:50	104.5	↑0.3
1/7 09:00	105.0	↑0.5
1/7 09:10	105.5	↑0.5
1/7 09:20	106.2	↑0.7
1/7 09:30	107.0	↑0.8
1/7 09:40	107.8	↑0.8
1/7 09:50	108.8	↑1.0
1/7 10:00	109.8	↑1.0
1/7 10:10	111.0	↑1.2
1/7 10:20	112.2	↑1.2
1/7 10:30	113.5	↑1.3
1/7 10:40	114.9	↑1.4
1/7 10:50	116.4	↑1.5
1/7 11:00	118.0	↑1.6
1/7 11:10	119.7	↑1.7
1/7 11:20	121.5	↑1.8
1/7 11:30	123.3	↑1.8
1/7 11:40	125.1	↑1.8
1/7 11:50	126.9	↑1.8
1/7 12:00	128.7	↑1.8
1/7 12:10	130.5	↑1.8
1/7 12:20	132.1	↑1.6
1/7 12:30	133.6	↑1.5
1/7 12:40	135.0	↑1.4
1/7 12:50	136.2	↑1.2
1/7 13:00	137.2	↑1.0
1/7 13:10	137.9	↑0.7
1/7 13:20	138.4	↑0.5
1/7 13:30	138.5	↑0.1	満潮
1/7 13:40	138.4	↓-0.1
1/7 13:50	138.0	↓-0.4
1/7 14:00	137.3	↓-0.7
1/7 14:10	136.4	↓-0.9
1/7 14:20	135.1	↓-1.3
1/7 14:30	133.6	↓-1.5
1/7 14:40	131.8	↓-1.8
1/7 14:50	129.8	↓-2.0
1/7 15:00	127.5	↓-2.3
1/7 15:10	125.1	↓-2.4
1/7 15:20	122.5	↓-2.6
1/7 15:30	119.7	↓-2.8
1/7 15:40	116.7	↓-3.0
1/7 15:50	113.5	↓-3.2
1/7 16:00	110.3	↓-3.2
1/7 16:10	106.8	↓-3.5
1/7 16:20	103.2	↓-3.6
1/7 16:30	99.5	↓-3.7
1/7 16:40	95.6	↓-3.9
1/7 16:50	91.5	↓-4.1
1/7 17:00	87.4	↓-4.1
1/7 17:10	83.1	↓-4.3
1/7 17:20	78.7	↓-4.4
1/7 17:30	74.1	↓-4.6
1/7 17:40	69.5	↓-4.6
1/7 17:50	64.9	↓-4.6
1/7 18:00	60.2	↓-4.7	最大潮位差
1/7 18:10	55.5	↓-4.7	最大潮位差
1/7 18:20	50.8	↓-4.7	最大潮位差
1/7 18:30	46.2	↓-4.6
1/7 18:40	41.7	↓-4.5
1/7 18:50	37.4	↓-4.3
1/7 19:00	33.3	↓-4.1
1/7 19:10	29.3	↓-4.0
1/7 19:20	25.6	↓-3.7
1/7 19:30	22.2	↓-3.4
1/7 19:40	19.1	↓-3.1
1/7 19:50	16.3	↓-2.8
1/7 20:00	13.9	↓-2.4
1/7 20:10	11.7	↓-2.2
1/7 20:20	9.9	↓-1.8
1/7 20:30	8.4	↓-1.5
1/7 20:40	7.3	↓-1.1
1/7 20:50	6.4	↓-0.9
1/7 21:00	5.9	↓-0.5
1/7 21:10	5.7	↓-0.2	干潮
1/7 21:20	5.7	0
1/7 21:30	6.0	↑0.3
1/7 21:40	6.6	↑0.6
1/7 21:50	7.4	↑0.8
1/7 22:00	8.5	↑1.1
1/7 22:10	9.9	↑1.4
1/7 22:20	11.5	↑1.6
1/7 22:30	13.4	↑1.9
1/7 22:40	15.6	↑2.2
1/7 22:50	18.0	↑2.4
1/7 23:00	20.8	↑2.8
1/7 23:10	23.7	↑2.9
1/7 23:20	27.0	↑3.3
1/7 23:30	30.5	↑3.5
1/7 23:40	34.2	↑3.7
1/7 23:50	38.2	↑4.0