1 (木)	00:52	07:36	14:24	20:04
	119cm	45cm	124cm	68cm
中潮 出 05:31 入 17:17 出 15:41 入 02:09

苫小牧（北海道）2009年10月1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
10/1 00:00	115.8	↑1.0
10/1 00:10	116.6	↑0.8
10/1 00:20	117.3	↑0.7
10/1 00:30	117.8	↑0.5
10/1 00:40	118.1	↑0.3
10/1 00:50	118.2	↑0.1	満潮
10/1 01:00	118.2	0
10/1 01:10	117.9	↓-0.3
10/1 01:20	117.5	↓-0.4
10/1 01:30	116.9	↓-0.6
10/1 01:40	116.1	↓-0.8
10/1 01:50	115.2	↓-0.9
10/1 02:00	114.0	↓-1.2
10/1 02:10	112.7	↓-1.3
10/1 02:20	111.3	↓-1.4
10/1 02:30	109.7	↓-1.6
10/1 02:40	107.9	↓-1.8
10/1 02:50	105.9	↓-2.0
10/1 03:00	103.8	↓-2.1
10/1 03:10	101.6	↓-2.2
10/1 03:20	99.2	↓-2.4
10/1 03:30	96.7	↓-2.5
10/1 03:40	94.0	↓-2.7
10/1 03:50	91.3	↓-2.7
10/1 04:00	88.4	↓-2.9
10/1 04:10	85.5	↓-2.9
10/1 04:20	82.5	↓-3.0
10/1 04:30	79.5	↓-3.0
10/1 04:40	76.4	↓-3.1
10/1 04:50	73.4	↓-3.0
10/1 05:00	70.5	↓-2.9
10/1 05:10	67.6	↓-2.9
10/1 05:20	64.8	↓-2.8
10/1 05:30	62.1	↓-2.7
10/1 05:40	59.6	↓-2.5
10/1 05:50	57.2	↓-2.4
10/1 06:00	55.0	↓-2.2
10/1 06:10	53.0	↓-2.0
10/1 06:20	51.2	↓-1.8
10/1 06:30	49.7	↓-1.5
10/1 06:40	48.3	↓-1.4
10/1 06:50	47.2	↓-1.1
10/1 07:00	46.3	↓-0.9
10/1 07:10	45.6	↓-0.7
10/1 07:20	45.2	↓-0.4
10/1 07:30	45.0	↓-0.2	干潮
10/1 07:40	45.0	0
10/1 07:50	45.2	↑0.2
10/1 08:00	45.6	↑0.4
10/1 08:10	46.2	↑0.6
10/1 08:20	47.1	↑0.9
10/1 08:30	48.1	↑1.0
10/1 08:40	49.4	↑1.3
10/1 08:50	50.8	↑1.4
10/1 09:00	52.5	↑1.7
10/1 09:10	54.3	↑1.8
10/1 09:20	56.4	↑2.1
10/1 09:30	58.6	↑2.2
10/1 09:40	61.0	↑2.4
10/1 09:50	63.6	↑2.6
10/1 10:00	66.4	↑2.8
10/1 10:10	69.2	↑2.8
10/1 10:20	72.2	↑3.0
10/1 10:30	75.3	↑3.1
10/1 10:40	78.5	↑3.2	最大潮位差
10/1 10:50	81.7	↑3.2	最大潮位差
10/1 11:00	84.9	↑3.2	最大潮位差
10/1 11:10	88.1	↑3.2	最大潮位差
10/1 11:20	91.3	↑3.2	最大潮位差
10/1 11:30	94.4	↑3.1
10/1 11:40	97.5	↑3.1
10/1 11:50	100.4	↑2.9
10/1 12:00	103.2	↑2.8
10/1 12:10	105.9	↑2.7
10/1 12:20	108.4	↑2.5
10/1 12:30	110.7	↑2.3
10/1 12:40	112.9	↑2.2
10/1 12:50	114.8	↑1.9
10/1 13:00	116.6	↑1.8
10/1 13:10	118.1	↑1.5
10/1 13:20	119.5	↑1.4
10/1 13:30	120.6	↑1.1
10/1 13:40	121.6	↑1.0
10/1 13:50	122.4	↑0.8
10/1 14:00	122.9	↑0.5
10/1 14:10	123.3	↑0.4
10/1 14:20	123.4	↑0.1	満潮
10/1 14:30	123.4	0
10/1 14:40	123.1	↓-0.3
10/1 14:50	122.7	↓-0.4
10/1 15:00	122.0	↓-0.7
10/1 15:10	121.1	↓-0.9
10/1 15:20	120.0	↓-1.1
10/1 15:30	118.7	↓-1.3
10/1 15:40	117.1	↓-1.6
10/1 15:50	115.4	↓-1.7
10/1 16:00	113.5	↓-1.9
10/1 16:10	111.4	↓-2.1
10/1 16:20	109.1	↓-2.3
10/1 16:30	106.7	↓-2.4
10/1 16:40	104.1	↓-2.6
10/1 16:50	101.5	↓-2.6
10/1 17:00	98.7	↓-2.8
10/1 17:10	96.0	↓-2.7
10/1 17:20	93.2	↓-2.8
10/1 17:30	90.5	↓-2.7
10/1 17:40	87.8	↓-2.7
10/1 17:50	85.2	↓-2.6
10/1 18:00	82.7	↓-2.5
10/1 18:10	80.3	↓-2.4
10/1 18:20	78.1	↓-2.2
10/1 18:30	76.1	↓-2.0
10/1 18:40	74.3	↓-1.8
10/1 18:50	72.6	↓-1.7
10/1 19:00	71.2	↓-1.4
10/1 19:10	69.9	↓-1.3
10/1 19:20	68.9	↓-1.0
10/1 19:30	68.1	↓-0.8
10/1 19:40	67.6	↓-0.5
10/1 19:50	67.2	↓-0.4
10/1 20:00	67.0	↓-0.2	干潮
10/1 20:10	67.1	↑0.1
10/1 20:20	67.3	↑0.2
10/1 20:30	67.8	↑0.5
10/1 20:40	68.5	↑0.7
10/1 20:50	69.3	↑0.8
10/1 21:00	70.4	↑1.1
10/1 21:10	71.6	↑1.2
10/1 21:20	73.1	↑1.5
10/1 21:30	74.7	↑1.6
10/1 21:40	76.5	↑1.8
10/1 21:50	78.5	↑2.0
10/1 22:00	80.7	↑2.2
10/1 22:10	83.1	↑2.4
10/1 22:20	85.5	↑2.4
10/1 22:30	88.1	↑2.6
10/1 22:40	90.8	↑2.7
10/1 22:50	93.6	↑2.8
10/1 23:00	96.4	↑2.8
10/1 23:10	99.2	↑2.8
10/1 23:20	102.1	↑2.9
10/1 23:30	104.8	↑2.7
10/1 23:40	107.5	↑2.7
10/1 23:50	110.1	↑2.6