13 (火)	12:51	04:39	22:03	17:35
	110cm	40cm	110cm	99cm
長潮 出 05:44 入 16:57 出 - 入 14:07

苫小牧（北海道）2009年10月13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
10/13 00:00	83.8	↓-2.2
10/13 00:10	81.6	↓-2.2
10/13 00:20	79.3	↓-2.3
10/13 00:30	77.0	↓-2.3
10/13 00:40	74.6	↓-2.4	最大潮位差
10/13 00:50	72.3	↓-2.3
10/13 01:00	69.9	↓-2.4	最大潮位差
10/13 01:10	67.6	↓-2.3
10/13 01:20	65.3	↓-2.3
10/13 01:30	63.0	↓-2.3
10/13 01:40	60.8	↓-2.2
10/13 01:50	58.7	↓-2.1
10/13 02:00	56.6	↓-2.1
10/13 02:10	54.6	↓-2.0
10/13 02:20	52.7	↓-1.9
10/13 02:30	51.0	↓-1.7
10/13 02:40	49.3	↓-1.7
10/13 02:50	47.7	↓-1.6
10/13 03:00	46.3	↓-1.4
10/13 03:10	45.0	↓-1.3
10/13 03:20	43.8	↓-1.2
10/13 03:30	42.7	↓-1.1
10/13 03:40	41.7	↓-1.0
10/13 03:50	40.9	↓-0.8
10/13 04:00	40.3	↓-0.6
10/13 04:10	39.7	↓-0.6
10/13 04:20	39.4	↓-0.3
10/13 04:30	39.1	↓-0.3	干潮
10/13 04:40	39.1	0
10/13 04:50	39.2	↑0.1
10/13 05:00	39.5	↑0.3
10/13 05:10	39.9	↑0.4
10/13 05:20	40.6	↑0.7
10/13 05:30	41.4	↑0.8
10/13 05:40	42.4	↑1.0
10/13 05:50	43.5	↑1.1
10/13 06:00	44.9	↑1.4
10/13 06:10	46.4	↑1.5
10/13 06:20	48.0	↑1.6
10/13 06:30	49.8	↑1.8
10/13 06:40	51.7	↑1.9
10/13 06:50	53.7	↑2.0
10/13 07:00	55.8	↑2.1
10/13 07:10	58.0	↑2.2
10/13 07:20	60.2	↑2.2
10/13 07:30	62.5	↑2.3
10/13 07:40	64.8	↑2.3
10/13 07:50	67.2	↑2.4	最大潮位差
10/13 08:00	69.5	↑2.3
10/13 08:10	71.8	↑2.3
10/13 08:20	74.1	↑2.3
10/13 08:30	76.3	↑2.2
10/13 08:40	78.6	↑2.3
10/13 08:50	80.7	↑2.1
10/13 09:00	82.8	↑2.1
10/13 09:10	84.9	↑2.1
10/13 09:20	86.9	↑2.0
10/13 09:30	88.8	↑1.9
10/13 09:40	90.7	↑1.9
10/13 09:50	92.5	↑1.8
10/13 10:00	94.3	↑1.8
10/13 10:10	95.9	↑1.6
10/13 10:20	97.5	↑1.6
10/13 10:30	99.1	↑1.6
10/13 10:40	100.5	↑1.4
10/13 10:50	101.8	↑1.3
10/13 11:00	103.1	↑1.3
10/13 11:10	104.3	↑1.2
10/13 11:20	105.3	↑1.0
10/13 11:30	106.3	↑1.0
10/13 11:40	107.1	↑0.8
10/13 11:50	107.8	↑0.7
10/13 12:00	108.4	↑0.6
10/13 12:10	108.9	↑0.5
10/13 12:20	109.3	↑0.4
10/13 12:30	109.5	↑0.2
10/13 12:40	109.7	↑0.2
10/13 12:50	109.7	0	満潮
10/13 13:00	109.7	0
10/13 13:10	109.5	↓-0.2
10/13 13:20	109.3	↓-0.2
10/13 13:30	109.0	↓-0.3
10/13 13:40	108.7	↓-0.3
10/13 13:50	108.2	↓-0.5
10/13 14:00	107.8	↓-0.4
10/13 14:10	107.3	↓-0.5
10/13 14:20	106.7	↓-0.6
10/13 14:30	106.2	↓-0.5
10/13 14:40	105.6	↓-0.6
10/13 14:50	105.0	↓-0.6
10/13 15:00	104.4	↓-0.6
10/13 15:10	103.9	↓-0.5
10/13 15:20	103.3	↓-0.6
10/13 15:30	102.7	↓-0.6
10/13 15:40	102.1	↓-0.6
10/13 15:50	101.6	↓-0.5
10/13 16:00	101.1	↓-0.5
10/13 16:10	100.6	↓-0.5
10/13 16:20	100.2	↓-0.4
10/13 16:30	99.8	↓-0.4
10/13 16:40	99.4	↓-0.4
10/13 16:50	99.1	↓-0.3
10/13 17:00	98.8	↓-0.3
10/13 17:10	98.6	↓-0.2
10/13 17:20	98.5	↓-0.1
10/13 17:30	98.4	↓-0.1	干潮
10/13 17:40	98.4	0
10/13 17:50	98.5	↑0.1
10/13 18:00	98.7	↑0.2
10/13 18:10	98.9	↑0.2
10/13 18:20	99.2	↑0.3
10/13 18:30	99.6	↑0.4
10/13 18:40	100.0	↑0.4
10/13 18:50	100.5	↑0.5
10/13 19:00	101.0	↑0.5
10/13 19:10	101.6	↑0.6
10/13 19:20	102.2	↑0.6
10/13 19:30	102.8	↑0.6
10/13 19:40	103.4	↑0.6
10/13 19:50	104.1	↑0.7
10/13 20:00	104.7	↑0.6
10/13 20:10	105.4	↑0.7
10/13 20:20	106.0	↑0.6
10/13 20:30	106.5	↑0.5
10/13 20:40	107.1	↑0.6
10/13 20:50	107.5	↑0.4
10/13 21:00	108.0	↑0.5
10/13 21:10	108.4	↑0.4
10/13 21:20	108.7	↑0.3
10/13 21:30	109.0	↑0.3
10/13 21:40	109.2	↑0.2
10/13 21:50	109.3	↑0.1
10/13 22:00	109.3	0	満潮
10/13 22:10	109.3	0
10/13 22:20	109.2	↓-0.1
10/13 22:30	109.0	↓-0.2
10/13 22:40	108.8	↓-0.2
10/13 22:50	108.4	↓-0.4
10/13 23:00	107.9	↓-0.5
10/13 23:10	107.4	↓-0.5
10/13 23:20	106.7	↓-0.7
10/13 23:30	106.0	↓-0.7
10/13 23:40	105.1	↓-0.9
10/13 23:50	104.1	↓-1.0