11 (水)	05:36	11:23	17:05	23:32
	130cm	60cm	134cm	28cm
中潮 出 06:36 入 17:02 出 08:15 入 20:21

苫小牧（北海道）2054年02月11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
2/11 00:00	26.3	↑1.5
2/11 00:10	28.2	↑1.9
2/11 00:20	30.2	↑2.0
2/11 00:30	32.5	↑2.3
2/11 00:40	35.0	↑2.5
2/11 00:50	37.7	↑2.7
2/11 01:00	40.6	↑2.9
2/11 01:10	43.7	↑3.1
2/11 01:20	47.0	↑3.3
2/11 01:30	50.5	↑3.5
2/11 01:40	54.2	↑3.7
2/11 01:50	58.2	↑4.0
2/11 02:00	62.3	↑4.1
2/11 02:10	66.6	↑4.3
2/11 02:20	71.0	↑4.4
2/11 02:30	75.5	↑4.5
2/11 02:40	80.2	↑4.7	最大潮位差
2/11 02:50	84.8	↑4.6
2/11 03:00	89.4	↑4.6
2/11 03:10	94.0	↑4.6
2/11 03:20	98.4	↑4.4
2/11 03:30	102.7	↑4.3
2/11 03:40	106.8	↑4.1
2/11 03:50	110.6	↑3.8
2/11 04:00	114.1	↑3.5
2/11 04:10	117.3	↑3.2
2/11 04:20	120.1	↑2.8
2/11 04:30	122.5	↑2.4
2/11 04:40	124.6	↑2.1
2/11 04:50	126.3	↑1.7
2/11 05:00	127.6	↑1.3
2/11 05:10	128.5	↑0.9
2/11 05:20	129.1	↑0.6
2/11 05:30	129.4	↑0.3	満潮
2/11 05:40	129.4	0
2/11 05:50	129.2	↓-0.2
2/11 06:00	128.6	↓-0.6
2/11 06:10	127.9	↓-0.7
2/11 06:20	127.0	↓-0.9
2/11 06:30	125.9	↓-1.1
2/11 06:40	124.6	↓-1.3
2/11 06:50	123.1	↓-1.5
2/11 07:00	121.5	↓-1.6
2/11 07:10	119.7	↓-1.8
2/11 07:20	117.7	↓-2.0
2/11 07:30	115.6	↓-2.1
2/11 07:40	113.2	↓-2.4
2/11 07:50	110.7	↓-2.5
2/11 08:00	108.1	↓-2.6
2/11 08:10	105.2	↓-2.9
2/11 08:20	102.2	↓-3.0
2/11 08:30	99.1	↓-3.1
2/11 08:40	95.8	↓-3.3
2/11 08:50	92.5	↓-3.3
2/11 09:00	89.1	↓-3.4
2/11 09:10	85.7	↓-3.4
2/11 09:20	82.4	↓-3.3
2/11 09:30	79.1	↓-3.3
2/11 09:40	76.0	↓-3.1
2/11 09:50	73.0	↓-3.0
2/11 10:00	70.3	↓-2.7
2/11 10:10	67.8	↓-2.5
2/11 10:20	65.6	↓-2.2
2/11 10:30	63.8	↓-1.8
2/11 10:40	62.2	↓-1.6
2/11 10:50	61.0	↓-1.2
2/11 11:00	60.1	↓-0.9
2/11 11:10	59.6	↓-0.5
2/11 11:20	59.4	↓-0.2	干潮
2/11 11:30	59.5	↑0.1
2/11 11:40	59.9	↑0.4
2/11 11:50	60.5	↑0.6
2/11 12:00	61.4	↑0.9
2/11 12:10	62.6	↑1.2
2/11 12:20	63.9	↑1.3
2/11 12:30	65.4	↑1.5
2/11 12:40	67.1	↑1.7
2/11 12:50	69.0	↑1.9
2/11 13:00	71.0	↑2.0
2/11 13:10	73.2	↑2.2
2/11 13:20	75.5	↑2.3
2/11 13:30	78.0	↑2.5
2/11 13:40	80.7	↑2.7
2/11 13:50	83.5	↑2.8
2/11 14:00	86.5	↑3.0
2/11 14:10	89.6	↑3.1
2/11 14:20	92.9	↑3.3
2/11 14:30	96.2	↑3.3
2/11 14:40	99.7	↑3.5
2/11 14:50	103.2	↑3.5
2/11 15:00	106.7	↑3.5
2/11 15:10	110.2	↑3.5
2/11 15:20	113.6	↑3.4
2/11 15:30	116.9	↑3.3
2/11 15:40	120.1	↑3.2
2/11 15:50	123.0	↑2.9
2/11 16:00	125.6	↑2.6
2/11 16:10	128.0	↑2.4
2/11 16:20	130.0	↑2.0
2/11 16:30	131.6	↑1.6
2/11 16:40	132.8	↑1.2
2/11 16:50	133.6	↑0.8
2/11 17:00	133.9	↑0.3	満潮
2/11 17:10	133.9	0
2/11 17:20	133.5	↓-0.4
2/11 17:30	132.6	↓-0.9
2/11 17:40	131.4	↓-1.2
2/11 17:50	129.9	↓-1.5
2/11 18:00	128.0	↓-1.9
2/11 18:10	125.9	↓-2.1
2/11 18:20	123.5	↓-2.4
2/11 18:30	121.0	↓-2.5
2/11 18:40	118.2	↓-2.8
2/11 18:50	115.3	↓-2.9
2/11 19:00	112.2	↓-3.1
2/11 19:10	109.0	↓-3.2
2/11 19:20	105.7	↓-3.3
2/11 19:30	102.2	↓-3.5
2/11 19:40	98.7	↓-3.5
2/11 19:50	95.0	↓-3.7
2/11 20:00	91.2	↓-3.8
2/11 20:10	87.4	↓-3.8
2/11 20:20	83.4	↓-4.0
2/11 20:30	79.4	↓-4.0
2/11 20:40	75.3	↓-4.1
2/11 20:50	71.1	↓-4.2
2/11 21:00	67.0	↓-4.1
2/11 21:10	62.8	↓-4.2
2/11 21:20	58.7	↓-4.1
2/11 21:30	54.7	↓-4.0
2/11 21:40	50.9	↓-3.8
2/11 21:50	47.2	↓-3.7
2/11 22:00	43.7	↓-3.5
2/11 22:10	40.5	↓-3.2
2/11 22:20	37.6	↓-2.9
2/11 22:30	35.0	↓-2.6
2/11 22:40	32.8	↓-2.2
2/11 22:50	31.0	↓-1.8
2/11 23:00	29.6	↓-1.4
2/11 23:10	28.5	↓-1.1
2/11 23:20	27.9	↓-0.6
2/11 23:30	27.7	↓-0.2	干潮
2/11 23:40	27.8	↑0.1
2/11 23:50	28.3	↑0.5