29 (水)	08:34	02:16	19:35	13:15
	105cm	53cm	145cm	84cm
小潮 出 04:23 入 18:58 出 12:43 入 22:21

苫小牧（北海道）2009年07月29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
7/29 00:00	70.9	↓-2.9
7/29 00:10	68.1	↓-2.8
7/29 00:20	65.5	↓-2.6
7/29 00:30	63.2	↓-2.3
7/29 00:40	61.1	↓-2.1
7/29 00:50	59.2	↓-1.9
7/29 01:00	57.6	↓-1.6
7/29 01:10	56.2	↓-1.4
7/29 01:20	55.0	↓-1.2
7/29 01:30	54.0	↓-1.0
7/29 01:40	53.3	↓-0.7
7/29 01:50	52.8	↓-0.5
7/29 02:00	52.4	↓-0.4
7/29 02:10	52.3	↓-0.1	干潮
7/29 02:20	52.3	0
7/29 02:30	52.4	↑0.1
7/29 02:40	52.8	↑0.4
7/29 02:50	53.3	↑0.5
7/29 03:00	53.9	↑0.6
7/29 03:10	54.7	↑0.8
7/29 03:20	55.7	↑1.0
7/29 03:30	56.8	↑1.1
7/29 03:40	58.1	↑1.3
7/29 03:50	59.6	↑1.5
7/29 04:00	61.3	↑1.7
7/29 04:10	63.1	↑1.8
7/29 04:20	65.0	↑1.9
7/29 04:30	67.1	↑2.1
7/29 04:40	69.3	↑2.2
7/29 04:50	71.6	↑2.3
7/29 05:00	74.0	↑2.4
7/29 05:10	76.5	↑2.5
7/29 05:20	79.0	↑2.5
7/29 05:30	81.5	↑2.5
7/29 05:40	83.9	↑2.4
7/29 05:50	86.3	↑2.4
7/29 06:00	88.6	↑2.3
7/29 06:10	90.7	↑2.1
7/29 06:20	92.8	↑2.1
7/29 06:30	94.7	↑1.9
7/29 06:40	96.4	↑1.7
7/29 06:50	97.9	↑1.5
7/29 07:00	99.2	↑1.3
7/29 07:10	100.4	↑1.2
7/29 07:20	101.4	↑1.0
7/29 07:30	102.2	↑0.8
7/29 07:40	102.9	↑0.7
7/29 07:50	103.4	↑0.5
7/29 08:00	103.8	↑0.4
7/29 08:10	104.1	↑0.3
7/29 08:20	104.2	↑0.1
7/29 08:30	104.3	↑0.1	満潮
7/29 08:40	104.3	0
7/29 08:50	104.2	↓-0.1
7/29 09:00	104.0	↓-0.2
7/29 09:10	103.8	↓-0.2
7/29 09:20	103.4	↓-0.4
7/29 09:30	103.0	↓-0.4
7/29 09:40	102.5	↓-0.5
7/29 09:50	101.9	↓-0.6
7/29 10:00	101.2	↓-0.7
7/29 10:10	100.5	↓-0.7
7/29 10:20	99.6	↓-0.9
7/29 10:30	98.6	↓-1.0
7/29 10:40	97.5	↓-1.1
7/29 10:50	96.4	↓-1.1
7/29 11:00	95.2	↓-1.2
7/29 11:10	93.9	↓-1.3
7/29 11:20	92.7	↓-1.2
7/29 11:30	91.4	↓-1.3
7/29 11:40	90.1	↓-1.3
7/29 11:50	88.9	↓-1.2
7/29 12:00	87.7	↓-1.2
7/29 12:10	86.7	↓-1.0
7/29 12:20	85.7	↓-1.0
7/29 12:30	84.9	↓-0.8
7/29 12:40	84.2	↓-0.7
7/29 12:50	83.7	↓-0.5
7/29 13:00	83.4	↓-0.3
7/29 13:10	83.2	↓-0.2	干潮
7/29 13:20	83.2	0
7/29 13:30	83.4	↑0.2
7/29 13:40	83.8	↑0.4
7/29 13:50	84.3	↑0.5
7/29 14:00	85.0	↑0.7
7/29 14:10	85.9	↑0.9
7/29 14:20	86.8	↑0.9
7/29 14:30	88.0	↑1.2
7/29 14:40	89.2	↑1.2
7/29 14:50	90.6	↑1.4
7/29 15:00	92.0	↑1.4
7/29 15:10	93.6	↑1.6
7/29 15:20	95.3	↑1.7
7/29 15:30	97.1	↑1.8
7/29 15:40	99.0	↑1.9
7/29 15:50	101.0	↑2.0
7/29 16:00	103.1	↑2.1
7/29 16:10	105.4	↑2.3
7/29 16:20	107.7	↑2.3
7/29 16:30	110.1	↑2.4
7/29 16:40	112.6	↑2.5
7/29 16:50	115.1	↑2.5
7/29 17:00	117.7	↑2.6
7/29 17:10	120.3	↑2.6
7/29 17:20	122.9	↑2.6
7/29 17:30	125.5	↑2.6
7/29 17:40	128.0	↑2.5
7/29 17:50	130.4	↑2.4
7/29 18:00	132.7	↑2.3
7/29 18:10	134.9	↑2.2
7/29 18:20	136.9	↑2.0
7/29 18:30	138.6	↑1.7
7/29 18:40	140.2	↑1.6
7/29 18:50	141.5	↑1.3
7/29 19:00	142.5	↑1.0
7/29 19:10	143.3	↑0.8
7/29 19:20	143.8	↑0.5
7/29 19:30	144.0	↑0.2	満潮
7/29 19:40	144.0	0
7/29 19:50	143.7	↓-0.3
7/29 20:00	143.2	↓-0.5
7/29 20:10	142.5	↓-0.7
7/29 20:20	141.5	↓-1.0
7/29 20:30	140.3	↓-1.2
7/29 20:40	139.0	↓-1.3
7/29 20:50	137.4	↓-1.6
7/29 21:00	135.8	↓-1.6
7/29 21:10	133.9	↓-1.9
7/29 21:20	132.0	↓-1.9
7/29 21:30	129.8	↓-2.2
7/29 21:40	127.6	↓-2.2
7/29 21:50	125.3	↓-2.3
7/29 22:00	122.8	↓-2.5
7/29 22:10	120.2	↓-2.6
7/29 22:20	117.5	↓-2.7
7/29 22:30	114.7	↓-2.8
7/29 22:40	111.8	↓-2.9
7/29 22:50	108.8	↓-3.0
7/29 23:00	105.7	↓-3.1
7/29 23:10	102.5	↓-3.2
7/29 23:20	99.3	↓-3.2
7/29 23:30	96.1	↓-3.2
7/29 23:40	92.8	↓-3.3	最大潮位差
7/29 23:50	89.6	↓-3.2