23 (日)	10:32	02:01	19:11	13:03
	103cm	36cm	133cm	98cm
小潮 出 05:22 入 17:31 出 13:07 入 22:51

苫小牧（北海道）2012年09月23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
9/23 00:00	51.8	↓-2.8
9/23 00:10	49.2	↓-2.6
9/23 00:20	46.8	↓-2.4
9/23 00:30	44.6	↓-2.2
9/23 00:40	42.7	↓-1.9
9/23 00:50	41.0	↓-1.7
9/23 01:00	39.5	↓-1.5
9/23 01:10	38.4	↓-1.1
9/23 01:20	37.4	↓-1.0
9/23 01:30	36.7	↓-0.7
9/23 01:40	36.2	↓-0.5
9/23 01:50	35.9	↓-0.3
9/23 02:00	35.8	↓-0.1	干潮
9/23 02:10	35.9	↑0.1
9/23 02:20	36.2	↑0.3
9/23 02:30	36.6	↑0.4
9/23 02:40	37.1	↑0.5
9/23 02:50	37.8	↑0.7
9/23 03:00	38.6	↑0.8
9/23 03:10	39.6	↑1.0
9/23 03:20	40.6	↑1.0
9/23 03:30	41.8	↑1.2
9/23 03:40	43.2	↑1.4
9/23 03:50	44.7	↑1.5
9/23 04:00	46.3	↑1.6
9/23 04:10	48.1	↑1.8
9/23 04:20	50.0	↑1.9
9/23 04:30	52.0	↑2.0
9/23 04:40	54.2	↑2.2
9/23 04:50	56.5	↑2.3
9/23 05:00	58.8	↑2.3
9/23 05:10	61.3	↑2.5
9/23 05:20	63.8	↑2.5
9/23 05:30	66.4	↑2.6
9/23 05:40	69.0	↑2.6
9/23 05:50	71.5	↑2.5
9/23 06:00	74.0	↑2.5
9/23 06:10	76.5	↑2.5
9/23 06:20	78.8	↑2.3
9/23 06:30	81.0	↑2.2
9/23 06:40	83.1	↑2.1
9/23 06:50	85.1	↑2.0
9/23 07:00	86.9	↑1.8
9/23 07:10	88.6	↑1.7
9/23 07:20	90.1	↑1.5
9/23 07:30	91.5	↑1.4
9/23 07:40	92.7	↑1.2
9/23 07:50	93.8	↑1.1
9/23 08:00	94.8	↑1.0
9/23 08:10	95.7	↑0.9
9/23 08:20	96.6	↑0.9
9/23 08:30	97.3	↑0.7
9/23 08:40	98.0	↑0.7
9/23 08:50	98.7	↑0.7
9/23 09:00	99.3	↑0.6
9/23 09:10	99.9	↑0.6
9/23 09:20	100.4	↑0.5
9/23 09:30	100.8	↑0.4
9/23 09:40	101.3	↑0.5
9/23 09:50	101.6	↑0.3
9/23 10:00	101.9	↑0.3
9/23 10:10	102.1	↑0.2
9/23 10:20	102.3	↑0.2
9/23 10:30	102.3	0	満潮
9/23 10:40	102.3	0
9/23 10:50	102.2	↓-0.1
9/23 11:00	102.0	↓-0.2
9/23 11:10	101.7	↓-0.3
9/23 11:20	101.4	↓-0.3
9/23 11:30	101.0	↓-0.4
9/23 11:40	100.5	↓-0.5
9/23 11:50	100.1	↓-0.4
9/23 12:00	99.6	↓-0.5
9/23 12:10	99.2	↓-0.4
9/23 12:20	98.8	↓-0.4
9/23 12:30	98.4	↓-0.4
9/23 12:40	98.2	↓-0.2
9/23 12:50	98.0	↓-0.2
9/23 13:00	97.9	↓-0.1	干潮
9/23 13:10	97.9	0
9/23 13:20	98.1	↑0.2
9/23 13:30	98.3	↑0.2
9/23 13:40	98.7	↑0.4
9/23 13:50	99.1	↑0.4
9/23 14:00	99.7	↑0.6
9/23 14:10	100.3	↑0.6
9/23 14:20	101.1	↑0.8
9/23 14:30	101.9	↑0.8
9/23 14:40	102.7	↑0.8
9/23 14:50	103.6	↑0.9
9/23 15:00	104.6	↑1.0
9/23 15:10	105.5	↑0.9
9/23 15:20	106.6	↑1.1
9/23 15:30	107.6	↑1.0
9/23 15:40	108.7	↑1.1
9/23 15:50	109.9	↑1.2
9/23 16:00	111.1	↑1.2
9/23 16:10	112.3	↑1.2
9/23 16:20	113.6	↑1.3
9/23 16:30	115.0	↑1.4
9/23 16:40	116.4	↑1.4
9/23 16:50	117.8	↑1.4
9/23 17:00	119.3	↑1.5
9/23 17:10	120.8	↑1.5
9/23 17:20	122.2	↑1.4
9/23 17:30	123.7	↑1.5
9/23 17:40	125.2	↑1.5
9/23 17:50	126.6	↑1.4
9/23 18:00	127.9	↑1.3
9/23 18:10	129.1	↑1.2
9/23 18:20	130.1	↑1.0
9/23 18:30	131.0	↑0.9
9/23 18:40	131.8	↑0.8
9/23 18:50	132.3	↑0.5
9/23 19:00	132.6	↑0.3
9/23 19:10	132.8	↑0.2	満潮
9/23 19:20	132.7	↓-0.1
9/23 19:30	132.3	↓-0.4
9/23 19:40	131.8	↓-0.5
9/23 19:50	131.0	↓-0.8
9/23 20:00	130.0	↓-1.0
9/23 20:10	128.9	↓-1.1
9/23 20:20	127.5	↓-1.4
9/23 20:30	126.0	↓-1.5
9/23 20:40	124.4	↓-1.6
9/23 20:50	122.6	↓-1.8
9/23 21:00	120.7	↓-1.9
9/23 21:10	118.7	↓-2.0
9/23 21:20	116.7	↓-2.0
9/23 21:30	114.5	↓-2.2
9/23 21:40	112.3	↓-2.2
9/23 21:50	110.0	↓-2.3
9/23 22:00	107.7	↓-2.3
9/23 22:10	105.2	↓-2.5
9/23 22:20	102.8	↓-2.4
9/23 22:30	100.2	↓-2.6
9/23 22:40	97.7	↓-2.5
9/23 22:50	95.0	↓-2.7
9/23 23:00	92.3	↓-2.7
9/23 23:10	89.6	↓-2.7
9/23 23:20	86.8	↓-2.8
9/23 23:30	84.0	↓-2.8
9/23 23:40	81.2	↓-2.8
9/23 23:50	78.3	↓-2.9	最大潮位差