19 (月)	09:08	02:31	23:11	16:41
	125cm	62cm	92cm	55cm
長潮 出 06:58 入 16:04 出 00:19 入 11:44

苫小牧（北海道）2011年12月19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
12/19 00:00	76.2	↓-1.5
12/19 00:10	74.7	↓-1.5
12/19 00:20	73.1	↓-1.6
12/19 00:30	71.6	↓-1.5
12/19 00:40	70.2	↓-1.4
12/19 00:50	68.8	↓-1.4
12/19 01:00	67.4	↓-1.4
12/19 01:10	66.2	↓-1.2
12/19 01:20	65.0	↓-1.2
12/19 01:30	64.0	↓-1.0
12/19 01:40	63.2	↓-0.8
12/19 01:50	62.4	↓-0.8
12/19 02:00	61.8	↓-0.6
12/19 02:10	61.4	↓-0.4
12/19 02:20	61.2	↓-0.2
12/19 02:30	61.1	↓-0.1	干潮
12/19 02:40	61.2	↑0.1
12/19 02:50	61.4	↑0.2
12/19 03:00	61.8	↑0.4
12/19 03:10	62.4	↑0.6
12/19 03:20	63.1	↑0.7
12/19 03:30	63.9	↑0.8
12/19 03:40	65.0	↑1.1
12/19 03:50	66.1	↑1.1
12/19 04:00	67.4	↑1.3
12/19 04:10	68.8	↑1.4
12/19 04:20	70.4	↑1.6
12/19 04:30	72.1	↑1.7
12/19 04:40	73.9	↑1.8
12/19 04:50	75.9	↑2.0
12/19 05:00	77.9	↑2.0
12/19 05:10	80.1	↑2.2
12/19 05:20	82.4	↑2.3
12/19 05:30	84.8	↑2.4
12/19 05:40	87.3	↑2.5
12/19 05:50	89.8	↑2.5
12/19 06:00	92.4	↑2.6
12/19 06:10	95.1	↑2.7	最大潮位差
12/19 06:20	97.7	↑2.6
12/19 06:30	100.3	↑2.6
12/19 06:40	102.9	↑2.6
12/19 06:50	105.4	↑2.5
12/19 07:00	107.9	↑2.5
12/19 07:10	110.2	↑2.3
12/19 07:20	112.4	↑2.2
12/19 07:30	114.5	↑2.1
12/19 07:40	116.4	↑1.9
12/19 07:50	118.1	↑1.7
12/19 08:00	119.6	↑1.5
12/19 08:10	120.9	↑1.3
12/19 08:20	122.0	↑1.1
12/19 08:30	122.8	↑0.8
12/19 08:40	123.5	↑0.7
12/19 08:50	124.0	↑0.5
12/19 09:00	124.2	↑0.2	満潮
12/19 09:10	124.2	0
12/19 09:20	124.1	↓-0.1
12/19 09:30	123.8	↓-0.3
12/19 09:40	123.3	↓-0.5
12/19 09:50	122.6	↓-0.7
12/19 10:00	121.7	↓-0.9
12/19 10:10	120.8	↓-0.9
12/19 10:20	119.6	↓-1.2
12/19 10:30	118.3	↓-1.3
12/19 10:40	116.9	↓-1.4
12/19 10:50	115.4	↓-1.5
12/19 11:00	113.7	↓-1.7
12/19 11:10	111.9	↓-1.8
12/19 11:20	110.0	↓-1.9
12/19 11:30	108.0	↓-2.0
12/19 11:40	105.8	↓-2.2
12/19 11:50	103.6	↓-2.2
12/19 12:00	101.3	↓-2.3
12/19 12:10	98.9	↓-2.4
12/19 12:20	96.5	↓-2.4
12/19 12:30	94.0	↓-2.5
12/19 12:40	91.5	↓-2.5
12/19 12:50	88.9	↓-2.6
12/19 13:00	86.4	↓-2.5
12/19 13:10	83.9	↓-2.5
12/19 13:20	81.4	↓-2.5
12/19 13:30	79.0	↓-2.4
12/19 13:40	76.6	↓-2.4
12/19 13:50	74.3	↓-2.3
12/19 14:00	72.2	↓-2.1
12/19 14:10	70.1	↓-2.1
12/19 14:20	68.1	↓-2.0
12/19 14:30	66.3	↓-1.8
12/19 14:40	64.6	↓-1.7
12/19 14:50	63.0	↓-1.6
12/19 15:00	61.5	↓-1.5
12/19 15:10	60.2	↓-1.3
12/19 15:20	59.1	↓-1.1
12/19 15:30	58.0	↓-1.1
12/19 15:40	57.1	↓-0.9
12/19 15:50	56.4	↓-0.7
12/19 16:00	55.7	↓-0.7
12/19 16:10	55.3	↓-0.4
12/19 16:20	54.9	↓-0.4
12/19 16:30	54.7	↓-0.2
12/19 16:40	54.6	↓-0.1	干潮
12/19 16:50	54.7	↑0.1
12/19 17:00	54.9	↑0.2
12/19 17:10	55.3	↑0.4
12/19 17:20	55.7	↑0.4
12/19 17:30	56.4	↑0.7
12/19 17:40	57.1	↑0.7
12/19 17:50	58.0	↑0.9
12/19 18:00	59.0	↑1.0
12/19 18:10	60.2	↑1.2
12/19 18:20	61.4	↑1.2
12/19 18:30	62.7	↑1.3
12/19 18:40	64.1	↑1.4
12/19 18:50	65.6	↑1.5
12/19 19:00	67.1	↑1.5
12/19 19:10	68.7	↑1.6
12/19 19:20	70.3	↑1.6
12/19 19:30	71.9	↑1.6
12/19 19:40	73.5	↑1.6
12/19 19:50	75.0	↑1.5
12/19 20:00	76.5	↑1.5
12/19 20:10	78.0	↑1.5
12/19 20:20	79.4	↑1.4
12/19 20:30	80.8	↑1.4
12/19 20:40	82.1	↑1.3
12/19 20:50	83.3	↑1.2
12/19 21:00	84.4	↑1.1
12/19 21:10	85.4	↑1.0
12/19 21:20	86.4	↑1.0
12/19 21:30	87.2	↑0.8
12/19 21:40	88.0	↑0.8
12/19 21:50	88.7	↑0.7
12/19 22:00	89.3	↑0.6
12/19 22:10	89.9	↑0.6
12/19 22:20	90.3	↑0.4
12/19 22:30	90.7	↑0.4
12/19 22:40	91.0	↑0.3
12/19 22:50	91.2	↑0.2
12/19 23:00	91.3	↑0.1
12/19 23:10	91.4	↑0.1	満潮
12/19 23:20	91.3	↓-0.1
12/19 23:30	91.2	↓-0.1
12/19 23:40	91.0	↓-0.2
12/19 23:50	90.7	↓-0.3