7 (月)	05:36	11:41	17:25	23:37
	133cm	53cm	128cm	41cm
中潮 出 06:42 入 16:56 出 08:04 入 21:07

苫小牧（北海道）2011年02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
2/7 00:00	35.2	↑1.3
2/7 00:10	36.8	↑1.6
2/7 00:20	38.6	↑1.8
2/7 00:30	40.5	↑1.9
2/7 00:40	42.8	↑2.3
2/7 00:50	45.2	↑2.4
2/7 01:00	47.8	↑2.6
2/7 01:10	50.6	↑2.8
2/7 01:20	53.6	↑3.0
2/7 01:30	56.9	↑3.3
2/7 01:40	60.3	↑3.4
2/7 01:50	63.9	↑3.6
2/7 02:00	67.7	↑3.8
2/7 02:10	71.7	↑4.0
2/7 02:20	75.8	↑4.1
2/7 02:30	80.1	↑4.3
2/7 02:40	84.4	↑4.3
2/7 02:50	88.8	↑4.4	最大潮位差
2/7 03:00	93.2	↑4.4	最大潮位差
2/7 03:10	97.5	↑4.3
2/7 03:20	101.8	↑4.3
2/7 03:30	106.0	↑4.2
2/7 03:40	109.9	↑3.9
2/7 03:50	113.7	↑3.8
2/7 04:00	117.1	↑3.4
2/7 04:10	120.3	↑3.2
2/7 04:20	123.1	↑2.8
2/7 04:30	125.6	↑2.5
2/7 04:40	127.7	↑2.1
2/7 04:50	129.4	↑1.7
2/7 05:00	130.8	↑1.4
2/7 05:10	131.8	↑1.0
2/7 05:20	132.4	↑0.6
2/7 05:30	132.7	↑0.3	満潮
2/7 05:40	132.7	0
2/7 05:50	132.4	↓-0.3
2/7 06:00	131.9	↓-0.5
2/7 06:10	131.1	↓-0.8
2/7 06:20	130.1	↓-1.0
2/7 06:30	128.9	↓-1.2
2/7 06:40	127.4	↓-1.5
2/7 06:50	125.8	↓-1.6
2/7 07:00	124.0	↓-1.8
2/7 07:10	122.1	↓-1.9
2/7 07:20	119.9	↓-2.2
2/7 07:30	117.6	↓-2.3
2/7 07:40	115.1	↓-2.5
2/7 07:50	112.4	↓-2.7
2/7 08:00	109.5	↓-2.9
2/7 08:10	106.4	↓-3.1
2/7 08:20	103.2	↓-3.2
2/7 08:30	99.8	↓-3.4
2/7 08:40	96.4	↓-3.4
2/7 08:50	92.8	↓-3.6
2/7 09:00	89.1	↓-3.7
2/7 09:10	85.4	↓-3.7
2/7 09:20	81.7	↓-3.7
2/7 09:30	78.1	↓-3.6
2/7 09:40	74.6	↓-3.5
2/7 09:50	71.2	↓-3.4
2/7 10:00	68.0	↓-3.2
2/7 10:10	65.0	↓-3.0
2/7 10:20	62.3	↓-2.7
2/7 10:30	59.9	↓-2.4
2/7 10:40	57.8	↓-2.1
2/7 10:50	56.0	↓-1.8
2/7 11:00	54.5	↓-1.5
2/7 11:10	53.4	↓-1.1
2/7 11:20	52.6	↓-0.8
2/7 11:30	52.2	↓-0.4
2/7 11:40	52.0	↓-0.2	干潮
2/7 11:50	52.1	↑0.1
2/7 12:00	52.6	↑0.5
2/7 12:10	53.2	↑0.6
2/7 12:20	54.1	↑0.9
2/7 12:30	55.2	↑1.1
2/7 12:40	56.5	↑1.3
2/7 12:50	58.1	↑1.6
2/7 13:00	59.8	↑1.7
2/7 13:10	61.7	↑1.9
2/7 13:20	63.8	↑2.1
2/7 13:30	66.0	↑2.2
2/7 13:40	68.5	↑2.5
2/7 13:50	71.1	↑2.6
2/7 14:00	73.9	↑2.8
2/7 14:10	76.9	↑3.0
2/7 14:20	80.0	↑3.1
2/7 14:30	83.3	↑3.3
2/7 14:40	86.7	↑3.4
2/7 14:50	90.2	↑3.5
2/7 15:00	93.8	↑3.6
2/7 15:10	97.4	↑3.6
2/7 15:20	101.0	↑3.6
2/7 15:30	104.5	↑3.5
2/7 15:40	108.0	↑3.5
2/7 15:50	111.2	↑3.2
2/7 16:00	114.3	↑3.1
2/7 16:10	117.1	↑2.8
2/7 16:20	119.6	↑2.5
2/7 16:30	121.9	↑2.3
2/7 16:40	123.7	↑1.8
2/7 16:50	125.2	↑1.5
2/7 17:00	126.3	↑1.1
2/7 17:10	127.0	↑0.7
2/7 17:20	127.4	↑0.4	満潮
2/7 17:30	127.3	↓-0.1
2/7 17:40	126.9	↓-0.4
2/7 17:50	126.2	↓-0.7
2/7 18:00	125.2	↓-1.0
2/7 18:10	123.9	↓-1.3
2/7 18:20	122.3	↓-1.6
2/7 18:30	120.5	↓-1.8
2/7 18:40	118.6	↓-1.9
2/7 18:50	116.4	↓-2.2
2/7 19:00	114.1	↓-2.3
2/7 19:10	111.6	↓-2.5
2/7 19:20	109.0	↓-2.6
2/7 19:30	106.3	↓-2.7
2/7 19:40	103.4	↓-2.9
2/7 19:50	100.4	↓-3.0
2/7 20:00	97.3	↓-3.1
2/7 20:10	94.1	↓-3.2
2/7 20:20	90.8	↓-3.3
2/7 20:30	87.4	↓-3.4
2/7 20:40	84.0	↓-3.4
2/7 20:50	80.4	↓-3.6
2/7 21:00	76.8	↓-3.6
2/7 21:10	73.2	↓-3.6
2/7 21:20	69.6	↓-3.6
2/7 21:30	66.0	↓-3.6
2/7 21:40	62.5	↓-3.5
2/7 21:50	59.2	↓-3.3
2/7 22:00	56.0	↓-3.2
2/7 22:10	53.0	↓-3.0
2/7 22:20	50.3	↓-2.7
2/7 22:30	47.9	↓-2.4
2/7 22:40	45.7	↓-2.2
2/7 22:50	43.9	↓-1.8
2/7 23:00	42.5	↓-1.4
2/7 23:10	41.4	↓-1.1
2/7 23:20	40.6	↓-0.8
2/7 23:30	40.3	↓-0.3	干潮
2/7 23:40	40.3	0
2/7 23:50	40.6	↑0.3