6 (水)	05:47	11:58	18:08	-
	135cm	53cm	144cm	-
中潮 出 04:32 入 18:49 出 09:46 入 20:48

苫小牧（北海道）2008年08月6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
8/6 00:00	58.4	↑0.1
8/6 00:10	58.7	↑0.3
8/6 00:20	59.2	↑0.5
8/6 00:30	59.9	↑0.7
8/6 00:40	60.9	↑1.0
8/6 00:50	62.0	↑1.1
8/6 01:00	63.4	↑1.4
8/6 01:10	65.0	↑1.6
8/6 01:20	66.7	↑1.7
8/6 01:30	68.7	↑2.0
8/6 01:40	70.9	↑2.2
8/6 01:50	73.3	↑2.4
8/6 02:00	75.8	↑2.5
8/6 02:10	78.6	↑2.8
8/6 02:20	81.6	↑3.0
8/6 02:30	84.7	↑3.1
8/6 02:40	88.0	↑3.3
8/6 02:50	91.5	↑3.5
8/6 03:00	95.0	↑3.5
8/6 03:10	98.6	↑3.6
8/6 03:20	102.3	↑3.7
8/6 03:30	105.9	↑3.6
8/6 03:40	109.5	↑3.6
8/6 03:50	112.9	↑3.4
8/6 04:00	116.2	↑3.3
8/6 04:10	119.3	↑3.1
8/6 04:20	122.2	↑2.9
8/6 04:30	124.8	↑2.6
8/6 04:40	127.1	↑2.3
8/6 04:50	129.1	↑2.0
8/6 05:00	130.7	↑1.6
8/6 05:10	132.0	↑1.3
8/6 05:20	133.0	↑1.0
8/6 05:30	133.7	↑0.7
8/6 05:40	134.0	↑0.3	満潮
8/6 05:50	134.0	0
8/6 06:00	133.8	↓-0.2
8/6 06:10	133.2	↓-0.6
8/6 06:20	132.5	↓-0.7
8/6 06:30	131.5	↓-1.0
8/6 06:40	130.3	↓-1.2
8/6 06:50	128.9	↓-1.4
8/6 07:00	127.3	↓-1.6
8/6 07:10	125.5	↓-1.8
8/6 07:20	123.6	↓-1.9
8/6 07:30	121.5	↓-2.1
8/6 07:40	119.2	↓-2.3
8/6 07:50	116.8	↓-2.4
8/6 08:00	114.2	↓-2.6
8/6 08:10	111.4	↓-2.8
8/6 08:20	108.5	↓-2.9
8/6 08:30	105.4	↓-3.1
8/6 08:40	102.2	↓-3.2
8/6 08:50	98.9	↓-3.3
8/6 09:00	95.4	↓-3.5
8/6 09:10	91.9	↓-3.5
8/6 09:20	88.3	↓-3.6
8/6 09:30	84.7	↓-3.6
8/6 09:40	81.1	↓-3.6
8/6 09:50	77.5	↓-3.6
8/6 10:00	74.1	↓-3.4
8/6 10:10	70.8	↓-3.3
8/6 10:20	67.8	↓-3.0
8/6 10:30	64.9	↓-2.9
8/6 10:40	62.3	↓-2.6
8/6 10:50	60.0	↓-2.3
8/6 11:00	58.0	↓-2.0
8/6 11:10	56.3	↓-1.7
8/6 11:20	54.9	↓-1.4
8/6 11:30	53.9	↓-1.0
8/6 11:40	53.2	↓-0.7
8/6 11:50	52.8	↓-0.4	干潮
8/6 12:00	52.7	↓-0.1
8/6 12:10	52.9	↑0.2
8/6 12:20	53.5	↑0.6
8/6 12:30	54.2	↑0.7
8/6 12:40	55.3	↑1.1
8/6 12:50	56.5	↑1.2
8/6 13:00	58.0	↑1.5
8/6 13:10	59.7	↑1.7
8/6 13:20	61.6	↑1.9
8/6 13:30	63.8	↑2.2
8/6 13:40	66.1	↑2.3
8/6 13:50	68.6	↑2.5
8/6 14:00	71.4	↑2.8
8/6 14:10	74.3	↑2.9
8/6 14:20	77.5	↑3.2
8/6 14:30	80.8	↑3.3
8/6 14:40	84.3	↑3.5
8/6 14:50	88.0	↑3.7
8/6 15:00	91.8	↑3.8
8/6 15:10	95.7	↑3.9
8/6 15:20	99.7	↑4.0
8/6 15:30	103.8	↑4.1	最大潮位差
8/6 15:40	107.9	↑4.1	最大潮位差
8/6 15:50	111.9	↑4.0
8/6 16:00	115.8	↑3.9
8/6 16:10	119.6	↑3.8
8/6 16:20	123.3	↑3.7
8/6 16:30	126.7	↑3.4
8/6 16:40	129.9	↑3.2
8/6 16:50	132.7	↑2.8
8/6 17:00	135.2	↑2.5
8/6 17:10	137.4	↑2.2
8/6 17:20	139.3	↑1.9
8/6 17:30	140.7	↑1.4
8/6 17:40	141.9	↑1.2
8/6 17:50	142.6	↑0.7
8/6 18:00	143.0	↑0.4	満潮
8/6 18:10	143.1	↑0.1
8/6 18:20	142.8	↓-0.3
8/6 18:30	142.3	↓-0.5
8/6 18:40	141.4	↓-0.9
8/6 18:50	140.4	↓-1.0
8/6 19:00	139.1	↓-1.3
8/6 19:10	137.6	↓-1.5
8/6 19:20	135.9	↓-1.7
8/6 19:30	133.9	↓-2.0
8/6 19:40	131.9	↓-2.0
8/6 19:50	129.6	↓-2.3
8/6 20:00	127.2	↓-2.4
8/6 20:10	124.6	↓-2.6
8/6 20:20	121.8	↓-2.8
8/6 20:30	118.8	↓-3.0
8/6 20:40	115.7	↓-3.1
8/6 20:50	112.5	↓-3.2
8/6 21:00	109.0	↓-3.5
8/6 21:10	105.5	↓-3.5
8/6 21:20	101.9	↓-3.6
8/6 21:30	98.2	↓-3.7
8/6 21:40	94.4	↓-3.8
8/6 21:50	90.6	↓-3.8
8/6 22:00	86.8	↓-3.8
8/6 22:10	83.1	↓-3.7
8/6 22:20	79.5	↓-3.6
8/6 22:30	76.0	↓-3.5
8/6 22:40	72.7	↓-3.3
8/6 22:50	69.5	↓-3.2
8/6 23:00	66.7	↓-2.8
8/6 23:10	64.1	↓-2.6
8/6 23:20	61.7	↓-2.4
8/6 23:30	59.7	↓-2.0
8/6 23:40	58.0	↓-1.7
8/6 23:50	56.5	↓-1.5